Virus Profile: Generic.dx!gdm!2ded7ee112ce

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 11/3/2009
Date Added: 11/3/2009
Origin: Unknown
Length: 31232
Type: Trojan
Subtype: -
DAT Required: 5791
Removal Instructions
   
 
 
   

Description

This is a Trojan detection. Unlike viruses, Trojans do not self-replicate. They are spread manually, often under the premise that they are beneficial or wanted. The most common installation methods involve system or security exploitation, and unsuspecting users manually executing unknown programs. Distribution channels include e-mail, malicious or hacked Web pages, Internet Relay Chat (IRC), peer-to-peer networks, etc.

Indication of Infection

This symptoms of this detection are the files, registry, and network communication referenced in the characteristics section.

Methods of Infection

Trojans do not self-replicate. They are spread manually, often under the premise that the executable is something beneficial. Distribution channels include IRC, peer-to-peer networks, newsgroup postings, e-mail, etc.

   

Virus Characteristics

File PropertyProperty Value
FileNamebyimqd~1.exe
McAfee ArtemisArtemis!2ded7ee112ce
McAfee DetectionGeneric.dx!gdm
Length31,232 bytes
CRC13789EA7
MD52DED7EE112CEA2DB509BA95DC09FDED6
SHA11BE4F3A676017C14F9328756ABCC99C4A7DF8525

Other Common Detection Aliases

Company NameDetection Name
ahnlabWin-Trojan/Krap.31232.K
AVG (GriSoft)Win32/Cryptor
AviraTR/Agent.AH.151
BitDefenderTrojan.Generic.2594388
Dr.WebTrojan.Packed.683
eSafe (Alladin)Suspicious File [100]
Eseta variant of Win32/Kryptik.AWP
FortiNetW32/Krap.AH
KasperskyPacked.Win32.Krap.ah
microsoft~VirTool:Win32/Obfuscator.HG
normanw32/crypt.dam
pandaTrj/Zlob.KH
SymantecTrojan Horse
vba32BScope.Win32.AntiAV2010

Avert® Labs has observed the following system activities:

ActivityRisk Level
Writes executable in the windows folder
Low
Creates registry keys and data values to persist on OS reboot
Informational

Other detections that have been observed.

FileNameMcAfee Supported
%WINDIR%\system32\calc.dll
Generic.dx!gbq

System Changes

These are general defaults for typical path variables. (Although they may differ, these examples are common.):
%WinDir% = \WINDOWS (Windows 9x/ME/XP/Vista), \WINNT (Windows NT/2000)
%SystemDir% = \WINDOWS\SYSTEM (Windows 98/ME), \WINDOWS\SYSTEM32 (Windows XP/Vista), \WINNT\SYSTEM32 (Windows NT/2000)
%ProgramFiles% = \Program Files

The following files were analyzed:

  • %USERPROFILE%\local settings\temp\byimqd~1.exe
  • The following files have been added to the system:

  • %USERPROFILE%\ntuser.dll
  • %USERPROFILE%\start menu\programs\startup\scandisk.dll
  • %USERPROFILE%\start menu\programs\startup\scandisk.lnk
  • %WINDIR%\system32\calc.dll
  • The following registry elements have been changed:

  • HKEY_CURRENT_USER\Software\Microsoft\Windows\currentversion\run\
    • calc = rundll32.exe c:\docume~1\admini~1\ntuser.dll,_iwmpevents@0
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\currentversion\run\
    • calc = rundll32.exe c:\windows\system32\calc.dll,_iwmpevents@0
  •    
    AVERT recommends to always use latest DATs and engine. This threat will be cleaned if you have this combination.

    Additional Windows ME/XP removal considerations