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Virus Profile: Generic PWS.y!bce!eac18f0df91a

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 26/10/2009
Date Added: 26/10/2009
Origin: Unknown
Length: 19456
Type: Trojan
Subtype: Password
DAT Required: 5783
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
FileNamelm.exe
McAfee ArtemisArtemis!eac18f0df91a
McAfee DetectionGeneric PWS.y!bce
Length19,456 bytes
CRC40271E9F
MD5EAC18F0DF91AD8D9E4A7A3399C02E15C
SHA1453CB2093EFAE2E9C2B05C942C968F7E63A699DC

Other Common Detection Aliases

Company NameDetection Name
avastWin32:Malware-gen
AviraTR/Spy.Agent.bbao.3
BitDefenderTrojan.Generic.2600127
eSafe (Alladin)Suspicious File [100]
Eseta variant of Win32/Kryptik.AXU
KasperskyTrojan-Spy.Win32.Agent.bbao
normansandbox: w32/malware
risingPacker.Win32.UnkPacker.a [Suspicious]

Avert® Labs has observed the following system activities:

ActivityRisk Level
Enumerates open windows
Medium
Uses shared memory of other processes
Low
Writes executable in the windows folder
Low
Creates an Internet Explorer tool bar
Informational
Creates registry keys and data values to persist on OS reboot
Informational
Registers DLLsInformational

Other detections that have been observed.

FileNameMcAfee Supported
%WINDIR%\system32\perfc5932.dat
Generic PWS.y!bce

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\lm.exe

    • The following files have been added to the system:

  • %WINDIR%\system32\ms32clod.dll
  • %WINDIR%\system32\perfc5932.dat
  • %WINDIR%\system32\perfc7683.dat

    • The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\software\classes\typelib\{1ea4dbf0-3c3b-11cf-810c-00aa00389b71}\1.1\0\win32\
    • (default) = c:\windows\system32\oleacc.dll
    • (default) = oleacc.dll
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows nt\currentversion\Windows\
    • appinit_dlls = ms32clod.dll

    •    
    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
       

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