Need help? Ask the community or hire an expert.
Go to Avira Answers
Date discovered:17/08/2009
In the wild:Yes
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Low
Static file:Yes
File size:24.576 Bytes
MD5 checksum:c909fae95d78fce66d934f28d16d67e1
IVDF version:

 General Method of propagation:
• Autorun feature

   •  Mcafee: W32/Autorun.worm.h virus
   •  Sophos: W32/AutoRun-AQT
   •  Panda: W32/AutoRun.DJ.worm
   •  Eset: probably
   •  Bitdefender: Worm.Generic.34147

Platforms / OS:
   • Windows 2000
   • Windows XP
   • Windows 2003

Side effects:
   • Drops malicious files
   • Registry modification

 Files The following files are created:

%drive%\autorun.inf This is a non malicious text file with the following content:
   • %code that runs malware%


 Registry One of the following values is added in order to run the process after reboot:

–  [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "Sysanalysing"="%SYSDIR%\myrvc.exe %"

The following registry key is changed:

– [HKCU\Software\Microsoft\Internet Explorer\Main]
   New value:
   • "FormSuggest PW Ask"="yes"
   • "FormSuggest Passwords"="yes"
   • "Use FormSuggest"="yes"

 File details Programming language:
The malware program was written in Visual Basic.

Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with a runtime packer.

Description inserted by Petre Galan on Monday, December 14, 2009
Description updated by Petre Galan on Monday, December 14, 2009

Back . . . .