Content

Generic Downloader.ab!76E10F98

Type
Trojan
SubType
Downloader
Discovery Date
10/20/2008
Length
184488
Minimum DAT
5409 (10/20/2008)
Updated DAT
5409 (10/20/2008)
Minimum Engine
5.3.00
Description Added
10/20/2008
Description Modified
10/20/2008 10:44 PM (PT)
Risk Assessment
Corporate User
Low
Home User
Low

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Characteristics

File PropertyProperty Value
FileName9.exe
McAfee DetectionGeneric Downloader.ab
Length184,488 bytes
CRC76E10F98
MD59E7741AAA5728C25F9358C8F7B084D2E
SHA1C7F4C7094409E7D6E2D653E7871A1458610BDBBF

Other Common Detection Aliases

Company NameDetection Name
ahnlabWin-Trojan/MalPacked.Gen
avastWin32:Trojan-gen {Other}
AviraTR/PSW.OnlineGames.tnlr
BitDefenderTrojan.Crypt.gq
Dr.WebTrojan.Packed.152
eSafe (Alladin)suspicious Trojan/Worm [101]
Eseta variant of Win32/HackTool.Xarp
FortiNetW32/BDoor.AWQ!tr.bdr
F-Prot~W32/Heuristic-210!Eldorado
KasperskyTrojan-GameThief.Win32.OnLineGames.tnlr
microsoft~VirTool:Win32/Obfuscator.CQ
normanW32/Packed_NsPack.I
pandaGeneric Malware
risingPacker.Win32.Agent.aa
SophosMal/Packer
SymantecPacked.Generic.181
Trend MicroHKTL_XARP
vba32~Embedded.Trojan.Sniff
V-Buster~Packed/NSPack

Avert® Labs has observed the following system activities:

ActivityRisk Level
Enumerates running processes
Medium
Uses shared memory of other processes
Low
Writes executable in the windows folder
Low
Performs a shell execute of downloaded or existing files
Informational

Other detections that have been observed.

FileNameMcAfee Supported
%WINDIR%\system32\wacclt.exe
BackDoor-AWQ

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 have been added to the system:

  • %WINDIR%\system32\drivers\npf.sys
  • %WINDIR%\system32\packet.dll
  • %WINDIR%\system32\wacclt.exe
  • %WINDIR%\system32\wanpacket.dll
  • %WINDIR%\system32\wpcap.dll
  • Symptoms

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

    Method 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.

    Removal

    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

    Variants

    Variants

      N/A

    All Information

    Overview -

    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.

    Characteristics

    Characteristics -

    File PropertyProperty Value
    FileName9.exe
    McAfee DetectionGeneric Downloader.ab
    Length184,488 bytes
    CRC76E10F98
    MD59E7741AAA5728C25F9358C8F7B084D2E
    SHA1C7F4C7094409E7D6E2D653E7871A1458610BDBBF

    Other Common Detection Aliases

    Company NameDetection Name
    ahnlabWin-Trojan/MalPacked.Gen
    avastWin32:Trojan-gen {Other}
    AviraTR/PSW.OnlineGames.tnlr
    BitDefenderTrojan.Crypt.gq
    Dr.WebTrojan.Packed.152
    eSafe (Alladin)suspicious Trojan/Worm [101]
    Eseta variant of Win32/HackTool.Xarp
    FortiNetW32/BDoor.AWQ!tr.bdr
    F-Prot~W32/Heuristic-210!Eldorado
    KasperskyTrojan-GameThief.Win32.OnLineGames.tnlr
    microsoft~VirTool:Win32/Obfuscator.CQ
    normanW32/Packed_NsPack.I
    pandaGeneric Malware
    risingPacker.Win32.Agent.aa
    SophosMal/Packer
    SymantecPacked.Generic.181
    Trend MicroHKTL_XARP
    vba32~Embedded.Trojan.Sniff
    V-Buster~Packed/NSPack

    Avert® Labs has observed the following system activities:

    ActivityRisk Level
    Enumerates running processes
    Medium
    Uses shared memory of other processes
    Low
    Writes executable in the windows folder
    Low
    Performs a shell execute of downloaded or existing files
    Informational

    Other detections that have been observed.

    FileNameMcAfee Supported
    %WINDIR%\system32\wacclt.exe
    BackDoor-AWQ

    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 have been added to the system:

  • %WINDIR%\system32\drivers\npf.sys
  • %WINDIR%\system32\packet.dll
  • %WINDIR%\system32\wacclt.exe
  • %WINDIR%\system32\wanpacket.dll
  • %WINDIR%\system32\wpcap.dll
  • Symptoms

    Symptoms -

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

    Method of Infection

    Method 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.

    Removal -

    Removal -

    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

    Variants

    Variants -

      N/A