sys1
sys2
sys3
  
 
 
 
 
http://www.systemsby.com http://www.systemsby.com/support.htm http://www.systemsby.com/contact.htm http://www.systemsby.com/aboutus.htm http://www.google.com bar
antivirusREPAIR 
 
W32.Sasser.xx.Worm
Discovered: 04-30-04 (Level 3 of 4); New Variant: 05-01-04; 05-02, 05-03 
 
Aliases: 
W32/Sasser.worm W32/Sasser-A, Sasser, W32/Sasser.worm, Win32.Sasser.A, W32.Sasser.Worm, WORM_SASSER.B, W32/Sasser.worm.b 
 
Description: 
W32.Sasser.Worm is a worm that exploits the Windows LSASS vulnerability (MS04-011 security bulletin), which an attacker to gain full control of the affected system. It spreads by scanning the network with randomly-chosen IP addresses for vulnerable systems. 
 
The script file CMD.FTP contains the instructions for the vulnerable system to download and execute a copy of this malware from a remote infected system using FTP on TCP port 5554. 
 
Since this malware produces a buffer overflow in LSASS.EXE, it causes the program to crash and requires Windows to reboot. 
 
Attachment: AVSERVE.EXE, AVSERVE2.EXE 
 
Affected Systems:  
Windows NT, Windows 2000, Windows XP, Windows Server 2003 
 
 
 
W32.Sober.D@mm
Discovered: 03-07-04 (Level 2 of 4); Previous Variant: 12-18-03, 12-30-03 
 
Aliases: 
W32/Sober.D@mm, I-Worm.Sober.D, W32/Roca-A, Sober.D 
 
Description: 
W32.Sober.D@mm is a mass-mailing worm that sends itself as an attachment to email addresses it finds from files with specific extension names. The sender is shown to be at microsoft. The varying subjects and message bodies are written in either English or German.  
 
Possible Email Source File Extentions: 
ABD, ADB, ASP, DBX, DOC, EML, INI, LOG, MDB, PHP, PL, RTF, SHTML, TBB, TXT, WAB, XLS 
 
From:  <random>@microsoft.com 
 
Subject: (either of the following)  
Microsoft Alert: Please Read! Message-ID: <[Random Characters].qmail@microsoft.com> 
 
Microsoft Alarm: Bitte Lesen! Message-ID: <[Random Characters].qmail@microsoft.com>  
 
Message Body: <Random> 
   Variant 1 (English Variant): 
New MyDoom Virus Variant Detected! 
A new variant of the W32.Mydoom (W32.Novarg) worm spread rapidly through the Internet. 
Anti-virus vendor Central Command claims that 1 in 45 e-mails contains the MyDoom virus. 
The worm also has a backdoor Trojan capability. 
By default, the Trojan component listens on port 13468. 
Protection: 
Please download this digitally signed attachment. 
This Update includes the functionality of previously released patches. 
 
+++  ©2004 Microsoft Corporation. All rights reserved. 
+++  One Microsoft Way, Redmond, Washington 98052 
+++  Restricted Rights at 48 CFR 52.227-19 
 
   Variant 2 (German Variant): 
Neue Virus-Variante W32.Mydoom verbreitet sich schnell. 
Eine neue Mydoom-Variante verbreitet sich derzeit rasend schnell im Internet. 
Wie seine Vorgänger verschickt sich der Wurm von infizierten Windows-Rechnern per E-Mail an weitere Adressen. 
Zudem installiert er auf infizierten Systemen einen gefährlichen Trojaner! 
F?rende Virenspezialisten melden bereis ein vermehrtes Aufkommen des W32.Mydoom alias W32.Novarg. 
Bitte daten Sie Ihr System mit dem Patch ab, um sich vor diesem Schädling zu sch?zen! 
 
+++  ©2004 Microsoft Corporation. Alle Rechte vorbehalten. 
+++  Microsoft Deutschland GmbH, Konrad-Zuse-Strasse 
+++  85716 Unterschleissheim, HRB 70438, DE 129 415 943atches. 
 
Attachment: <Random Name><Random Numbers).exe or .zip 
Random Names: Patch, MS-Security, MS-UD, UpDate, sys-patch, MS-Q 
 
Affected Systems:  
Windows 95, Windows 98, Windows ME, Windows NT, Windows 2000, Windows XP, Windows Server 2003 
 
 
 
To Manually Remove the W32.Sober.D Virus 
 
Manual Cleaning On Windows 95/98/Me/NT/2000/XP Systems:  
 
1. Update the virus definitions. 
 
2. Restart the computer in Safe mode (NT=VGA Mode)
 
3. Run a full system scan and delete all the files detected as W32.Sober.D@mm. 
 
4. Remove the values the worm added to the registry. 
 
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run 
   In the right pane, delete the value for the file(s) detected earlier.  
     
5. Restart the computer in Normal mode. 
 
 
W32/Netsky.xx
Discovered: 02-24-04 (Level 3 of 4); Updated: 03-01-04 (Level 4 of 4); New Variant: 03-08-04 
 
Aliases: 
W32/Netsky-B, I-Worm.Moodown.B, W32/Netsky.b@MM, Moodown.B, W32.Netsky.B@mm, Win32.Netsky.B, Win32.HLLM.Foo.41984, Worm/NetSky.C, I-Worm/Netsky.C, W32.Netsky.C@mm, W32/Netsky.c@MM, Win32/Netsky.C@mm, I-Worm.NetSky.c, W32/Netsky.C@mm!petite, W32.Netsky.D@mm, W32.Netsky.gen@mm, W32/Netsky-D, NetSky.D, W32/Netsky.d@MM 
 
Description: 
W32.Netsky.xx is a mass-mailing worm that sends itself to email addresses it finds when scanning hard drives and mapped drives. It drops copies of itself in various folders that have "SHAR" in the name and are located under the Windows directory.  
 
 
From:  <spoofed> 
  (creates random email addresses from addresses & domains found on the infected computer) 
 
Subject: (any of the following)  
• ? hi read it immediatelly 
• believe me 
• Delivery Failed 
• goodmorning 
• hello 
• Here is it 
• hey trust me 
• illegal... 
• I'm back! 
• important 
• info 
• its me 
• last chance! 
• lol 
• moin 
• notice! 
• notification denied! 
• private? 
• Question 
• question 
• Re: <5664ddff?$??º2> 
• Re: excuse me 
• Re: hello 
• Re: hey exception 
• Re: hi 
• Re: important 
• Re: information 
• Re: Re: Re: Re: re: take it error 
• Re: unknown dear 
• report 
• something for you 
• Status 
• stolen 
• warning fake? 
• what's up? 
• Yep Re: does it 
• you?  
• Re: Approved 
• Re: Details 
• Re: Document 
• Re: Excel file 
• Re: Here 
• Re: Here is the document
• Re: My details 
• Re: Re: Document 
• Re: Re: Message 
• Re: Re: Re: Your document 
• Re: Re: Thanks! 
• Re: Thanks! 
• Re: Word file 
• Re: Your archive 
• Re: Your bill 
• Re: Your details 
• Re: Your document 
• Re: Your letter 
• Re: Your music 
• Re: Your picture 
• Re: Your product 
• Re: Your software 
• Re: Your text 
• Re: Your website  you?
 
Message Body: <Random> 
 
Attachment: <Random>.bat, .cmd, .exe, .pif, .scr, or .zip 
 
Affected Systems:  
Windows 95, Windows 98, Windows ME, Windows NT, Windows 2000, Windows XP, Windows Server 2003 
 
 
To Remove the W32/Netsky.xx  Virus using Automatic Tools 
 
Symantec - Norton W32/Netsky.xx  Removal Tool
McAfee - AVERT Stinger - High Alert Virus Removal Tool
Trend Micro - System Cleaner - High Alert Virus Removal Tool
 
 
 
 
 
 
W32.Mimail.R@mm / W32.Novarg.A@mm
Discovered: 01-26-04 (Level 4 of 4) 
 
Aliases: 
W32/Mydoom@MM, WORM_MIMAIL.R, Mydoom, Win32.Mydoom.A, W32.Novarg.A@mm, W32/Mydoom.A.worm, Win32:Mydoom, Worm/MyDoom.A2, I-Worm.Win32.Mydoom.22528, Win32/Mydoom.A@mm, I-Worm.Novarg, W32/Mydoom.A@mm, Win32.HLLM.MyDoom.32768 
 
Description: 
W32.Novarg.A@mm/WORM_MIMAIL.R is a mass-mailing worm that spreads via email and Kazaa peer-to-peer file sharing network. The worm will arrive as an attachment with a file extension of .bat, .cmd, .exe, .pif, .scr, or .zip. The worm opens a backdoor component (SHIMGAPI.DLL) on port 3127 to allow remote users to access and manipulate infected systems.  
 
The worm is designed to perform a denial of service (DoS) attack against www.sco.com starting on February 1, 2004.. 
 
From:  <random> 
  (selects random email addresses from the infected computer) 
 
Subject: (any of the following)  
• Error          • hi             •  Status   
•  Server Report             •  Mail Transaction Failed 
• Mail Delivery System   • hello 
 
Message Body: 
Mail transaction failed. Partial message is available. 
The message contains Unicode characters and has been sent as a binary attachment. 
The message cannot be represented in 7-bit ASCII encoding and has been sent as a binary attachment. 
 
Attachment: <Random>.bat, .cmd, .exe, .pif, .scr, or .zip 
 
Affected Systems:  
Windows 98, Windows ME, Windows NT, Windows 2000, Windows XP 
 
 
To Remove the W32.Novarg.A@mm  Virus using Automatic Tools 
 
Symantec - Norton W32.Novarg.A@mm  Removal Tool
McAfee - AVERT Stinger - High Alert Virus Removal Tool
Trend Micro - System Cleaner - High Alert Virus Removal Tool
 
 
 
 
W32.Beagle.A@mm
Discovered: 01-18-04 (Level 2 of 4); Upgraded: 01-20-04 (3 of 4) 
 
Aliases: 
I-Worm.Bagle, WORM_BAGLE.A, W32/Bagle-A, W32/Bagle@MM, Win32.Bagle.A, W32.Beagle.A@mm, Bagle 
 
Description: 
W32.Beagle.A@mm is an email worm that drops a file named bbeagle.exe, accesses remote Web sites, opens/listens to port 6777 to allows remote users to access, and sends itself to any addresses it finds using its own SMTP engine.  
 
The worm may also launch the Windows Calculator program (calc.exe) as cover while running in the background. 
 
The worm self-terminates after January 28, 2004. 
 
From:  <random> 
  (selects random email addresses from the infected computer) 
 
Subject: Hi 
 
Message Body: 
Test =) 
<Random characters> 
-- 
Test, yep. 
 
Attachment: <Random>.exe 
 
 
Affected Systems:  
Windows 95, Windows 98, Windows ME, Windows NT, Windows 2000, Windows XP 
 
 
To Remove the W32.Beagle.A@mm Virus using Automatic Tools 
 
Symantec - Norton W32.Beagle.A@mm Removal Tool
McAfee - AVERT Stinger - High Alert Virus Removal Tool
Trend Micro - System Cleaner - High Alert Virus Removal Tool
 
 
 
W32.Mimail.xx@mm
Discovered: 08-01-03 (Level 3 of 4); New Variant "C" 10-31-03 (2 of 4), Upgraded 11-02-03 (3 of 4);  New Variant "D" 11-01-03 (3 of 4) 
 
Aliases: 
W32.Mimail.A@mm, W32/Mimail@MM, Mimail, Win32.Mimail.A, W32/Mimail-A, I-Worm.Mimail, WORM_MIMAIL.A, W32.Bics.A, I-Worm.WatchNet, Mimail.C, W32/Mimail.c@MM, W32/Mimail-C, Trojan.Sefex, I-Worm.Mimail.d, W32/Mimail.D@mm, Worm/Mimail.B 
 
Description: 
W32.Mimail@mm is a memory-resident mass-mailing worm that spreads via email, checks various files on your hard drive for email addresses, sends the email using its own SMTP engine, and includes information from a user's machine in the email. 
 

Variants A & D 

 
From: Admin <admin@your_domain
  (The from address appears as if its coming from the same domain as in your email address) 
 
Subject: your account your_user_name 
 
Message Body: 
Hello there, 
I would like to inform you about important information regarding your email address. This email address will be expiring. Please read attachment for details. 
 
Best regards, Administrator 
 
Attachment: Message.zip 
 
 

Variant C 

 
From: james@<your_domain>  
  (The from address appears as if its coming from the same domain as in your email address) 
 
Subject: Re[2]: our private photos [random string of letters] 
 
Message Body: 
Hello Dear!,  
Finally i've found possibility to right u, my lovely girl :) All our photos which i've made at the beach (even when u're without ur bh:)) photos are great! This evening i'll come and we'll make the best SEX :)  
 
Right now enjoy the photos.  
Kiss, James.  
 
Attachment: photos.zip 
 
Affected Systems:  
Windows 95, Windows 98, Windows ME, Windows NT, Windows 2000, Windows XP 
 
Microsoft Outlook Express 5.5 , Microsoft Outlook Express 6.0  
Microsoft Internet Explorer 5.01, Microsoft Internet Explorer 5.5, Microsoft Internet Explorer 6.0  
 
 
To Remove the W32.Mimail.A@mm Virus using Automatic Tools 
 
Symantec - Norton W32.Mimail.A@mm Removal Tool
McAfee - AVERT Stinger - High Alert Virus Removal Tool
Trend Micro - System Cleaner - High Alert Virus Removal Tool
 
 
 
 
To Manually Remove the W32.Mimail.A@mm Virus 
 
Manual Cleaning On Windows 95/98/Me/NT/2000/XP Systems:  
 
1. Restart the computer in Safe mode (NT=VGA Mode)
 
2. Remove the values the worm added to the registry. 
 
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run 
   In the right pane, delete the value:  videodrv.exe  
   
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run 
   In the right pane, delete the value:  videodrv.exe  
   
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Code Store Database\Distribution Units 
   Delete the key: {11111111-1111-1111-1111-111111111111} 
   
3. Restart the computer in Normal mode. 
 
4. Update the virus definitions. 
 
5. Run a full system scan and delete all the files detected as W32.Mimail.A@mm. 
 
 
W32.Welchia.Worm
Discovered: 08-18-03 (Level 2 of 4); Upgraded 08-19-03 (Level 4 of 4) 
 
Aliases: 
Welchia,W32/Welchia.worm10240, W32/Nachi.worm, WORM_MSBLAST.D, Lovsan.D 
 
Description: 
A variant of the W32.Blast.AWorm which also exploits the RPC DCOM BUFFER OVERFLOW vulnerability in a Windows Distributed Component Object Model (DCOM) Remote Procedure Call (RPC) interface which allows an attacker to gain full access and execute any code on the target machine, leaving it compromised.  
 
Strange thing with this worm, though it shares many of the same traits of the earlier variants, this one tries to clean up the mess created by the previous Blaster Worms.  
 
Click the links below for more information on patching your computer against the DCOM RPC vulnerability. 
 
Affected Systems:  
Windows NT, Windows 2000, Windows XP 
 
 
 
To Remove the W32.Welchia.Worm using Automatic Tools 
 
Symantec - Norton W32.Welchia.Worm Removal Tool
McAfee - AVERT Stinger - High Alert Virus Removal Tool
Trend Micro - System Cleaner - High Alert Virus Removal Tool
 
 
 
 
 
Manual Cleaning On Windows 2000/XP Systems:  
 
 
2. Follow the instructions 
 
 
 
W32.Blaster.Worm
Discovered: 08-11-03 (Level 4 of 4) 
 
Aliases: 
W32/Lovsan.worm, Win32.Poza, Lovsan, WORM_MSBLAST.A, W32/Blaster-A, W32/Blaster 
 
Description: 
W32.Blaster.Worm exploits the RPC DCOM BUFFER OVERFLOW vulnerability in a Windows Distributed Component Object Model (DCOM) Remote Procedure Call (RPC) interface which allows an attacker to gain full access and execute any code on the target machine, leaving it compromised.  
 
The worm also attempts to perform a Denial of Service (DoS) on Windows Update. This is an attempt to prevent you from applying a patch on your computer against the DCOM RPC vulnerability.   Microsoft Security Bulletin MS03-026 
 
Block access to TCP port 4444 at the firewall level, and then block the following ports, if they do not use the applications listed: 
 
TCP Port 135, "DCOM RPC"  
UDP Port 69, "TFTP" 
 
Affected Systems:  
Windows 2000, Windows XP 
 
 
 
To Remove the W32.Blaster.Worm using Automatic Tools 
 
Symantec - Norton W32.Blaster.Worm Removal Tool
McAfee - AVERT Stinger - High Alert Virus Removal Tool
Trend Micro - System Cleaner - High Alert Virus Removal Tool
 
 
 
 
 
Manual Cleaning On Windows 2000/XP Systems:  
 
 
2. Follow the instructions 
 
 
W32.Mimail.A@mm
Discovered: 08-01-03 (Level 3 of 4) 
 
Aliases: 
W32.Mimail.A@mm, W32/Mimail@MM, Mimail, Win32.Mimail.A, W32/Mimail-A, I-Worm.Mimail, WORM_MIMAIL.A 
 
Description: 
W32.Mimail@mm is a memory-resident mass-mailing worm that spreads via email, checks various files on your hard drive for email addresses, sends the email using its own SMTP engine, and includes information from a user's machine in the email. 
 
From: Admin <admin@your_domain
  (The from address appears as if its coming from the same domain as in your email address) 
 
Subject: your account your_user_name 
 
Message Body: 
Hello there, 
I would like to inform you about important information regarding your email address. This email address will be expiring. Please read attachment for details. 
 
Best regards, Administrator 
 
Attachment: Message.zip 
 
Affected Systems:  
Windows 95, Windows 98, Windows ME, Windows NT, Windows 2000, Windows XP 
 
Microsoft Outlook Express 5.5 , Microsoft Outlook Express 6.0  
Microsoft Internet Explorer 5.01, Microsoft Internet Explorer 5.5, Microsoft Internet Explorer 6.0  
 
 
To Remove the W32.Mimail.A@mm Virus using Automatic Tools 
 
Symantec - Norton W32.Mimail.A@mm Removal Tool
McAfee - AVERT Stinger - High Alert Virus Removal Tool
Trend Micro - System Cleaner - High Alert Virus Removal Tool
 
 
 
 
To Manually Remove the W32.Mimail.A@mm Virus 
 
Manual Cleaning On Windows 95/98/Me/NT/2000/XP Systems:  
 
1. Restart the computer in Safe mode (NT=VGA Mode)
 
2. Remove the values the worm added to the registry. 
 
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run 
   In the right pane, delete the value:  videodrv.exe  
   
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run 
   In the right pane, delete the value:  videodrv.exe  
   
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Code Store Database\Distribution Units 
   Delete the key: {11111111-1111-1111-1111-111111111111} 
   
3. Restart the computer in Normal mode. 
 
4. Update the virus definitions. 
 
5. Run a full system scan and delete all the files detected as W32.Mimail.A@mm. 
 
 
W32.Sobig.B@mm / W32.Palyh@mm
Discovered: 05-18-03 (Level 3 of 4) 
 
Aliases: 
W32.HLLW.Mankx@mm, W32/Palyh@MM, W32/Palyh-A, I-Worm.Palyh, WORM_PALYH.A, Win32.Palyh.A 
 
Description: 
W32.Sobig.B@mm / W32.Palyh@mm is a mass-mailing worm using its own SMTP engine to send itself to all the email addresses it finds in files with the following extensions:  
.wab .dbx .htm .html .eml .txt   
 
From: support@microsoft.com 
 
Subject: (any of the following) 
Approved (Ref: 38446-263)  
Cool screensaver  
Re: Approved (Ref: 3394-65467)  
Re: Movie  
Re: My application
Re: My details  
Screensaver  
Your details  
Your password
 
Message Body: 
All information is in the attached file. 
 
Attachment: (any of the following) 
application.pif 
approved.pif  
doc_details.pif  
movie28.pif  
password.pif
ref-394755.pif  
screen_doc.pif  
screen_temp.pif  
your_details.pif
 
Affected Systems:  
Windows 95, Windows 98, Windows ME, Windows NT, Windows 2000, Windows XP 
 
 
W32.HLLW.Fizzer@mm
Discovered: 05-09-03 (Level 2 of 4); Upgraded: 05-12-03  (Level 3 of 4) 
 
Aliases: 
W32/Fizzer@MM, Win32.Fizzer, W32/Fizzer-A, WORM_FIZZER.A, Fizzer, Win32/Fizzer.A@mm, I-Worm.Fizzer 
 
Description: 
W32.HLLW.Fizzer@mm is a mass-mailing worm that has both worm and backdoor capabilities. As a worm, it sends itself to all contacts in the Windows Address Book & Microsoft Outlook address book using its own SMTP (Simple Mail Transfer Protocol) engine and the Kazaa file-sharing network. As a backdoor, it uses IRC (Internet Relay Chat) servers and joins channels to communicate with a remote attacker. The worm contains a keylogger and attempts to terminate various antivirus programs if they're active.  
 
From:  Uses either the senders address or a randomly selected email address from one of the address books. 
 
 
Subject:  (may have any of the following) 
• I thought this was interesting...  
• rather psychedelic...  
• found this on the net, you might like it...  
• discothèque  
• imbrue  
• Damn it feels good to be gangsta.  
• The way I feel - Remy Shand  
• Paradigm Shift  
• WASSUP!  
• Know Thyself  
• Hell  
• I love you  
• you need to lose weight.  
• why?  
• kind of simple, but fun nonetheless.  
• check it out. 
 
• little popup remover  
• B cannot remember  
• Yo, WASSUP, B?  
• an interesting program...  
• You might not appreciate this...  
• I think you might find this amusing...  
• LOL  
• check this out... hehehe  
• question...  
• see you tomorrow.  
• how are you?  
• Please discard if you don't like or agree with our present leadership...
 
 
Message:   (may have any of the following) 
• I sent this program (Sparky) from anonymous places on the net.  
• The way to gain a good reputation is to endeavor to be what you desire to appear.  
• There is only one good, knowledge, and one evil, ignorance.  
• Watchin' the game, having a bud.  
• Did you ever stop to think that viruses are good for the economy? Maybe the primary creators of the world's worst viruses are the companies that make the Anti-Virus software.  
• Today is a good day to die...  
• so, how are you?  
• the attachment is only for you to look at  
• you must not show this to anyone...  
• delete this as soon as you look at it...  
• Let me know what you think of this...  
• If you don't like it, just delete it.  
• thought I'd let you know  
• you don't have to if you don't want to.  
 
Attachment:   (email attachment is randomly generated) 
 
<random>.EXE 
<random>.COM 
<random>.PIF 
<random>.SCR 
 
 
W32.HLLW.Lovgate.C@mm
Discovered: 02-19-03; New Variants: 02-24-03  (Level 3 of 4) 
 
Aliases: 
WORM_LOVGATE.C, Win32/Lovgate.C@mm, W32/Lovgate.c@M, I-Worm.Supnot.c, W32/Lovgate-B, Win32.Lovgate.C, W32.HLLW.Lovgate@mm,W32/Lovgate.a@M, W32.HLLW.Lovgate.B@mm  
 
Description: 
W32.HLLW.Lovgate.C@mm is the latest variant of W32.HLLW.Lovgate@mm. This worm contains both mass-mailing and backdoor functionalities, and can spread through network shared folders and email. 
 
The worm attempts to reply to incoming messages when they arrive in the mailbox of certain MAPI-compliant email clients, which include Microsoft Outlook. W32.HLLW.Lovgate.C@mm does this by emulating the auto-reply function of the email client. 
 
There are no major functionality differences between the variants. 
 
 
To Remove the W32.HLLW.Lovgate.C Virus using Automatic Tools 
 
   Not Yet Posted - Please Call for Assistance 
 
 
W32.Lirva.C@mm
Discovered: 01-08-03; New Variants: 01-10-03  (Level 3 of 4) 
 
Aliases: 
Win32.Lirva.B, W32/Avril-B, WORM_LIRVA.C I-Worm.Avron.b, Win32/Naith.C@mm, W32.Lirva.C@mm, 
 
Description: 
This mass-mailing worm spreads itself via email, network-shares, IRC, ICQ and the peer-to-peer file-sharing of Kazaa. It affects all versions of Windows.When executed, it uses Microsoft Outlook to send email to all contacts in the Windows Address Book (.wab), and gathers email recipients from files with the following extensions:  
.IDX .NCH .SHTML .TBB .HTM .WAB .MBX .DBX     
 
Win32.Lirva.C attempts to terminate antivirus and firewall software, email cached Windows 95/98/Me dial-up networking passwords back to the virus writer, connect to a web site on web.host.kz/ and download BackOrifice, which it executes.  
 
On the 7th, 11th, and 24th day of the month, the worm will launch your Web browser to www.avril-lavigne.com and display a graphic animation on the Windows desktop. 
 
 
From:  Uses either the senders address or a randomly selected email address. 
 
 
Subject:  (may have any of the following) 
Fw: Redirection error notification  
Re: Brigada Ocho Free membership  
Re: According to Purge's Statement  
Fw: Avril Lavigne - CHART ATTACK!  
Re: Reply on account for IIS-Security Breach (TFTP)  
Re: ACTR/ACCELS Transcriptions  
Re: IREX admits you to take in FSAU 2003  
Fwd: Re: Have U requested Avril Lavigne bio?  
Re: Reply on account for IFRAME-Security breach  
Fwd: Re: Reply on account for Incorrect MIME-header  
Re: Vote seniors masters - don't miss it!  
Fwd: RFC-0245 Specification requested...  
Fwd: RFC-0841 Specification requested...  
Fw: F. M. Dostoyevsky "Crime and Punishment"  
Re: Junior Achievement  
Re: Ha perduto qualque cosa signora?  
 
 
Message:   (may have any of the following) 
Network Associates weekly report: Microsoft has identified a security vulnerability in Microsoft IIS 4.0 and 5.0 that is eliminated by a previously-released patch. Customers who have applied that patch are already protected against the vulnerability and do not need to take additional action. to apply the patch immediately. Microsoft strongly urges all customers using IIS 4.0 and 5.0 who have not already done so Patch is also provided to subscribed list of Microsoft Tech Support: Patch: Date  
 or 
Restricted area response team (RART) Attachment you sent to %s is intended to overwrite start address at 0000:HH4F To prevent from the further buffer overflow attacks apply the MSO-patch  
 or 
Avril fans subscription FanList admits you to take in Avril Lavigne 2003 Billboard awards ceremony Vote for I'm with you! Admission form attached below  
 or 
Chart attack active list: Vote fo4r I'm with you! Vote fo4r Sk8er Boi!Vote fo4r Complicated!AVRIL LAVIGNE - THE CHART ATTACK!  
 or 
AVRIL LAVIGNE - THE BEST Avril Lavigne's popularity increases:> SO: First, Vote on TRL for I'm With U! Next, Update your pics database! Chart attack active list: 
 or 
AVRIL LAVIGNE - THE BEST Avril Lavigne's popularity increases:> SO: First, Vote on TRL for I'm With U! Next, Update your pics database! Orginal Message: 
 
 
Attachment:   (may have any of the following) 
Resume.exe 
ADialer.exe 
MSO-Patch-0071.exe 
MSO-Patch-0035.exe 
Two-Up-Secretly.exe 
Transcripts.exe 
Readme.exe 
AvrilSmiles.exe 
AvrilLavigne.exe 
Complicated.exe 
TrickerTape.exe 
Singles.exe 
Sophos.exe 
Cogito_Ergo_Sum.exe 
CERT-Vuln-Info.exe 
Sk8erBoi.exe 
IAmWiThYoU.exe 
Phantom.exe 
EntradoDePer.exe 
SiamoDiTe.exe 
BioData.exe 
ALavigne.exe 
<random>.TXT 
<random>.DOC 
 
 
To Remove the Win32.Lirva.C Virus using Automatic Tools 
 
Symantec - Norton Win32.Lirva.C Removal Tool
Trend Micro - PC-cillin Win32.Lirva.C Removal Tool
 
 
 
 
To Manually Remove the Win32.Lirva.C Virus 
 
Manual Cleaning On Windows 95/98/Me/NT/2000 Systems:  
 
1. Restart the computer in Safe mode. 
 
2. Remove the value that the worm added to the registry. 
 
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run 
   In the right pane, delete the value: 
            Avril Lavigne - Muse  
 
3. Restart in Normal mode. 
 
4. Update the virus definitions. 
 
5. Run a full system scan and delete all the files detected as W32.Lirva.C@mm. 
 
 
W32.Bugbear@mm
Discovered: 09-30-02  (Level 4 of 4) 
 
Aliases: 
W32/Bugbear-A, WORM_BUGBEAR.A, Win32.Bugbear, W32/Bugbear@MM, I-Worm.Tanatos, W32/Bugbear, Tanatos 
 
Description: 
W32.Bugbear@mm is a mass-mailing worm that arrives as an email attachment with a randomly generated name. The subject line and the message body are also randomly generated. This worm can also spread through network shares. It has backdoor capabilities, keystroke logging and will also attempt to disable various antivirus and firewall programs. 
 
The email messages that this worm sends out contain no message body and may have 
any of the following as subjects:  
 
$150 FREE Bonus!  
25 merchants and rising  
Announcement  
bad news  
CALL FOR INFORMATION!  
click on this!  
Confirmation of Recipes…  
Correction of errors  
Daily Email Reminder  
empty account  
fantastic  
free shipping!  
Get 8 FREE issues - no risk!  
Get a FREE gift!  
Greets!
hello!  
history screen  
hmm..  
I need help about script!!!  
Interesting...  
Introduction  
its easy  
Just a reminder  
Lost & Found  
Market Update Report  
Membership Confirmation  
My eBay ads  
New bonus in your cash account  
New Contests  
new reading
Payment notices  
Please Help...  
Report  
SCAM alert!!!  
Sponsors needed  
Stats  
Today Only  
Tools For Your Online Business  
update  
various  
Warning!  
Your Gift  
Your News Alert
 
 
 
 
W32.Frethem.K@mm
Discovered: 07-15-02  (Level 3 of 4) 
 
Aliases
I-Worm.Frethem.l, W32/Frethem.l@MM, WORM_FRETHEM.K, W32/Frethem-Fam  
 
Description: 
W32.Frethem.K@mm is a variant of W32.Frethem.xx@mm worm. It uses its own SMTP engine to send itself to email addresses that it finds in the Microsoft Windows Address Book, and in .dbx, .wab, .mbx, .eml, and .mdb files. It arrives as an attachment with the following details: 
 
         Subject: Re: Your password! 
         Message: You can access very important information by this  
                         password DO NOT SAVE password to disk use  
                         your mind now press cancel 
         Attachments: Decrypt-password.exe and Password.txt 
 
 
W32.Liac@mm
Discovered: 07-08-02  (Level 3 of 4) 
 
Aliases: 
W32.Liac.A@mm, WORM_LIAC.A, W32/Calil-A, W32/Liac@MM 
 
Description: 
W32.Liac@mm is a mass-mailing worm written in Visual Basic. It affects all versions of Windows and hides by using an icon for movie files. When executed, it uses Microsoft Outlook to send email to all contacts in the Windows Address Book (.wab), tries to make a copy of itself, and update the registry so it can run when you start Windows. 
 
Subject:  FW:FW: LILAC project video attach 
Message:  Things that the govt. dont want you to know 
Attachment:  LILAC_WHAT_A_WONDERFULNAME.avi.exe 
 
When it run it displays the following message: 
   Windows 
   Error54: Media Player not installed correctly 
 
The copy of itself will be found in one of these directories if they exist: 
   C:\Win98\Temp 
   C:\Win95\Temp 
   C:\Winnt\Temp 
   C:\Winme\Temp 
   C:\Winxp\Temp 
   C:\Windows\Temp 
 
So that the worm runs each time that you start Windows, it adds Lilac to the registry key: 
 
 HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run 
 
Finally, the worm attempts to add or modify the following registry values: 
 
   RegisteredOwner         xEnOcrAtEs 
   LegalNoticeCaption      Owned by: 
   LegalNoticeText          Owned by: xEnOcrAtEs 
 
   HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion 
 
On some occasions, the worm may display this message: 
   Your PC is infected with LILAC virus by: xEnOcrAtEs 
 
 
To Manually Remove the W32.Liac@mm Virus 
 
Update the virus definitions, run a full system scan, and  
delete all files that are detected as W32.Liac@mm 
 
 
Manual Cleaning On Windows 95/98/Me/NT/2000 Systems:  
 
1. Click Start>Run, type REGEDIT and press [Enter].  
 
2. In the left panel, double-click the following: 
     HKEY_CURRENT_USER>Software>Microsoft>Windows> 
     CurrentVersion>Run  
 
3. In the right panel, locate and delete the entry: Lilac  
 
4. In the left panel, double click the following: 
     HKEY_LOCAL_MACHINE>Software>Microsoft>Windows> 
     CurrentVersion  
 
5. In the right panel, locate and delete the entry: 
     RegisteredOwner = xEn0crAtEs  
 
6. Again in the left panel, double click the following: 
     HKEY_LOCAL_MACHINE>Software>Microsoft>Windows> 
     CurrentVersion\Winlogon  
 
7. In the right panel, locate and delete the entry: 
     LegalNoticeCaption = Owned by:  
 
8. Still in the right panel, delete the entry: 
     LegalNoticeText = Owned by: xEn0crAtEs  
 
 
W32.Fbound.b@MM
Discovered: 03-14-02   (Level 3 of 4) 
 
Aliases: 
JAPANIZE.A, FIDAO.A, FIDAO, W32.Dotjaypee@mm, W32/FBound.c@mm, WORM_FIDAO, WORM_FBOUND.B, Win32/Japanize.Worm, I-Worm.Zircon.B, Win32/Japanize.Worm, I-Worm.Zircon.B, W32.Impo.gen@mm 
 
Description: 
This is a mass-mailing worm that mails itself to all email addresses in the infected user's Windows Address Book (WAB) and contains no payload. The email arrives with an attachment named Patch.exe and a subject that it randomly selects from a group of Japanese language phrases if the email address of the recipient ends with .jp. Otherwise, the subject is “Important.”  
 
The details of the email it arrives with may be as follows: 
 
  To:  <recipient> 
  Subject:  <"Important" or random Japanese text 
                (applicable on Japanese supported platforms)> 
  Message:  <blank> 
  Attachment:  patch.exe  
 
 
W32.Yarner@mm
 
Aliases: 
YARNER, YARNER.A, YARNER.B, YAWSETUP 
 
Description: 
W32.Yarner.A@mm is a mass-mailing worm written in the Delphi language. Upon execution, this mass-mailing worm drops files and creates an entry in the AutoRun key of the system registry. It propagates via Microsoft Outlook by sending itself out to all email addresses listed in the address book of the infected user. 
 
The worm uses MAPI to send itself as yawsetup.exe to email addresses listed in the Microsoft Outlook address book and by searching files with the extension .php, .htm, .shtm, .cgi, and .pl The message has the following characteristics: 
 
       Subject: Trojaner-Info Newsletter [Current Date] 
 
       Message Body: 
           Hallo ! 
 
           Willkomen zur neuesten Newsletter-Ausgabe der Webseite Trojaner-Info.de.  
           Hier die Themen im Ueberblick: 
 
           01. YAW 2.0 - Unser Dialerwarner in neuer Version...... 
 
 
 
To Manually Remove the W32.Yarner@mm Virus 
 
Manual Cleaning On Windows 95/98/Me/NT/2000 Systems:  
 
1. Scan you Windows folder with your antivirus software and take note of all files detected as WORM_YARNER.A. Do not delete these detected files just yet.  
2. Click Start>Run, type REGEDIT.EXE then hit the Enter key.  
3. In the left panel, double click the following:  
   HKEY_LOCAL_MACHINE>Software>Microsoft>Windows >CurrentVersion>Runonce  
4. In the right panel, look for the registry entry that is similar to the filename detected as WORM_YARNER.B. Delete this value.  
5. In the left panel, double click the following: 
   HKEY_CURRENT_USER>Software>Microsoft>Windows >CurrentVersion>Runonce  
6. In the right panel, look for the registry entry that is the similar to the filename detected as WORM_YARNER.A. Delete this value.  
7. Scan your system with your antivirus software again and delete all files detected as WORM_YARNER.A.  
8. Go to your Windows folder and rename NOTEDPAD.EXE as NOTEPAD.EXE  
9. In the event that this worm has already performed its payload, restore your deleted files from a clean backup. 
 
 
 
WORM_MALDAL.C
 
Aliases: 
KERZAC.A, KERZAC, W32.Reeezak.A@mm, 
W32.Zacker.C@mm, W32.Maldal.C@mm, 
W32/Maldal.c@MM  
 
Description: 
This destructive, memory-resident worm is a Visual Basic-compiled Windows 
executable. It propagates via email using Microsoft Outlook. It arrives in an email 
with the details: 
 
Subject: Happy New Year 
Message Body: Hii 
  I can’t describe my feelings 
  But all i can say is 
  Happy New Year :) 
  Bye 
Attachment: CHRISTMAS.EXE 
 
Its destructive payload deletes files in the Windows system directory.  
 
 
 
W32.Myparty@mm
 
Aliases:  
WORM_MYPARTY.A, MYPARTY.A, MYPARTY, W32.Myparty@mm, W32/Myparty@MM, W32/MyParty-A, Win32.MyParty, I-Worm.Myparty  
 
Description: 
This UPX-compressed, mass-mailer has a built-in SMTP engine, which it uses to send itself via email to all addresses listed in the infected user's Windows Address Book (WAB)and Outlook Express Database (DBX) files. It arrives in an email with the subject line: "new photos from my party!" and with the attachment "www.myparty.yahoo.com." 
 
   Subject: new photos from my party! 
   Message: Hello! 
       My party... It was absolutely amazing! 
       I have attached my web page with new photos! 
       If you can please make color prints of my photos. Thanks! 
   Attachment: www.myparty.yahoo.com 
 
 
To Manually Remove the W32.Myparty@mm Virus 
 
Manual Cleaning On Windows 95/98/Me/NT/2000 Systems:  
 
1. Update your anti-virus software and run a full scan. 
2. Delete all files that are detected as W32.Myparty@mm or Backdoor.Myparty. 
 
 
 
WORM_GONE.A
 
Aliases:  
GONE.A, WORM_GONER.A, I-Worm.Goner, Gone, W32/Goner@MM  
 
Description:  
This worm is a Visual Basic-compiled Windows executable that propagates copies of itself via email using Microsoft Outlook and via ICQ.  
 
It finds certain files in memory and then terminates the processes of these found files. Thereafter, it executes its destructive payload of deleting files.  
 
 
To Manually Remove the Worm_Gone.A Virus 
 
Manual Cleaning On Windows 95/98/Me Systems:  
 
WINDOWS 95/98/ME  
1. Restart Windows in Safe Mode (reboot your computer, just before the 
   large WINDOWS startup screen comes up, hit the F5 key). You can 
   recognize that you're in Safe Mode by the text Safe Mode in the 4 
   corners of the desktop. 
2. Click START | FIND | Files or Folders ...  
   Type Gone.scr and hit ENTER  
   Delete GONE.SCR (if present)  
3. Click START | RUN, type REGEDIT and hit ENTER  
   Click the (+) next to HKEY_LOCAL_MACHINE  
   Click the (+) next to SOFTWARE  
   Click the (+) next to MICROSOFT  
   Click the (+) next to WINDOWS  
   Click the (+) next to CURRENTVERSION  
   Click RUN  
4. Click on C:\WINDOWS\SYSTEM\gone.scr on the right and hit DELETE on 
      the keyboard  
5. Click Registry, and click Exit. 
 
**  See Additional Windows ME Info below 
 
6. Restart the computer. 
7. Reinstall your Anti-Virus (if needed), and restart the computer. 
 
 
**Additional Windows ME Info: 
NOTE: Windows ME utilizes a backup utility that backs up selected 
files automatically to the C:\_Restore folder. This means that an 
infected file could be stored there as a backup file, and VirusScan 
will be unable to delete these files. These instructions explain how 
to remove the infected files from the C:\_Restore folder.  
Disabling the Restore Utility  
1. Right click the My Computer icon on the Desktop. 
2. Click on the Performance Tab. 
3. Click on the File System button. 
4. Click on the Troubleshooting Tab. 
5. Put a check mark next to "Disable System Restore". 
6. Click the Apply button. 
7. Click the Close button. 
8. Click the Close button again. 
9. You will be prompted to restart the computer. Click Yes. 
NOTE: The Restore Utility will now be disabled. 
10. Restart the computer in Safe Mode. 
11. Run a scan with VirusScan to delete all infected files, or browse 
the file's located in the C:\_Restore folder and remove the file's. 
12. After removing the desired files, restart the computer normally. 
NOTE: To re-enable the Restore Utility, follow steps 1-9 and on step 
5 remove the check mark next to "Disable System Restore". The 
infected file's are removed and the System Restore is once again 
active.  
 
 
 
Manual Cleaning On Windows NT/2000 Systems:  
 
  1. Boot from a Windows 2000 CD and select the "repair install console."  
  2. Go to the %System% directory. %System% is variable. It is usually  
      located at C:\Windows\System.  
  3. At the command prompt, type the following and then hit the Enter key:  
      attrib –s –h –r gone.scr  
  4. Type the following command and then hit the Enter key to delete the  
      Worm file:  
      del gone.scr  
  5. Restart the computer.  
  6. Double click the following:  
      HKEY_LOCAL_MACHINE>Software>Microsoft  
      >Windows>CurrentVersion>Run>%System%  
  7. Look for the following entry and delete it:  
      gone.scr  
 
 
 
 
 
W32.Nimda.A@mm
 
Nimda: The Computer Virus Cocktail 
Nimda is a mix of several effective technologies used in previous viruses combined into one highly infectious, very fast spreading, user computer infecting, server attacking, email sending, internet clogging virus. Not only do you need to update your anti-virus software but you will also need to update Internet Explorer installed on your computer.  
Symantec Security Response has received a number of submissions on W32.Nimda.A@mm and is rating it as a Category 4.  
W32.Nimda.A@mm is a new mass-mailing worm that utilizes multiple methods to spread itself. The worm sends itself out by email, searches for open network shares, attempts to copy itself to unpatched or already vulnerable Microsoft IIS web servers, and is a virus infecting both local files and files on remote network shares.  
 
 
To Manually Remove the Nimda Virus 
 
1. Install NAV Update to make sure that you have the most recent virus definitions. 
2. Start Norton AntiVirus (NAV), and make sure that NAV is configured to scan all files. For instruction on how to do  
this, read the document How to configure Norton AntiVirus to scan all files. 
3. Run a full system scan. 
4. If any files are detected as infected by W32.Nimda.A@mm or W32.Nimda.A@mm (html), click Repair. 
5. If any files are detected as infected by W32.Nimda.A@mm (dr) or W32.Nimda.A@mm (dll), click Delete. 
6. Reboot the computer. 
7. Repeat steps 1-6 above until no more files are detected as W32.Nimda.A@mm. 
8. Delete the following text from the Shell= entry in system.ini: load.exe -dontrunold  
9. Remove unnecessary shares. 
10. Delete the guest account from the Administrators group (if applicable) 
 
 
WORM_BADTRANS.B
 
WORM_BADTRANS.B spreads by first copying itself into the file kernel32.exe and then registering as a system service. From that point it tries to capture sensitive data, such as passwords and financial info by logging keystrokes and screens. Then the worm creates an encrypted file with the collected data and sends it to one of several email accounts (now turned off), as well as sending files from your computer to others to spread itself to new machines. 
 
 
To Manually Remove the WORM_BADTRANS.B Virus  
 
1. Restart your computer in Safe Mode. 
2. Click Start>Run, type Regedit then hit the Enter key.  
3. Double click the following:  
   HKEY_LOCAL_MACHINE>Software>Microsoft 
   >Windows>CurrentVersion>RunOnce  
4. In the right panel, look for following registry value:  kernel32  
5. Click the registry value and then delete it.  
6. Restart your system.  
7. Scan your system and delete all files detected as WORM_BADTRANS.B. 
8. Search & Delete the file CP_25389.NLS. 
 
  
Note: If installing on a stand-alone computer, use c:\windows\temp (not f:\temp or f:\xfer) 
——————————————————
 
 
 
 
We always recommend downloading & manually installing updates. 
For More information about Virii, visit our AntiVirus Info page. 
 
* during high virus alerts this link may be updated to download the latest 
update rather than the last tested update.
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