minimal-minimal

Generic.dx!zsx!6FA828249B0B

Generic.dx!zsx!6FA828249B0B

Threat Detail

  • Malware Type: Trojan
  • Malware Sub-type: N/A
  • Protection Added: 2011-05-30

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.


Minimum Engine

5400.1158

File Length

233472

Description Added

2011-05-30

Description Modified

2011-05-30

Malware Proliferation

fpo-ti-severity-legend logo-new-mcafee

This is a Trojan

File PropertiesProperty Values
McAfee DetectionGeneric.dx!zsx
Length233472 bytes
MD56fa828249b0bbb6f6a0d034b060977bf
SHA1c913df896bc95aa82f6b82af3035abfcc444328e


Other Common Detection Aliases

Company NamesDetection Names
avastWin32:Sality
AVG (GriSoft)Generic15.BOEG (Trojan horse)
aviraTR/Dropper.Gen
KasperskyTrojan.Win32.Buzus.cpsc
BitDefenderGen:Heur.VB.Krypt.10
clamavTrojan.Buzus-8585
Dr.WebTrojan.Siggen.2245
F-ProtW32/Trojan2.KQWA
FortiNetW32/VB.VAS!tr
Microsofttrojan:win32/vb
SymantecW32.IRCBot
EsetWin32/Injector.AIT trojan (variant)
normanw32/suspicious_gen2.bsvha
pandaTrj/CI.A2
SophosMal/NyratR-A
Trend MicroTROJ_BUZUS.BJF
vba32MAS.Trojan.VB.01598
V-BusterTrojan.Buzus!NitJD+Bra9k (trojan)
Vet (Computer Associates)Win32/VBInject.PZ

Other brands and names may be claimed as the property of others.


ActivitiesRisk Levels
Attempts to write to a memory location of a previously loaded process.Medium
Enumerates many system files and directories.Low
Process attempts to call itself recursivelyLow
Adds or modifies Internet Explorer cookiesLow
Attempts to write to a memory location of an unknown processLow
No digital signature is presentInformational



System Changes

Some path values have been replaced with environment variables as the exact location may vary with different configurations.
e.g.
%WINDIR% = \WINDOWS (Windows 9x/ME/XP/Vista/7), \WINNT (Windows NT/2000)
%PROGRAMFILES% = \Program Files


The following files were analyzed:

C913DF896BC95AA82F6B82AF3035ABFCC444328E

vdisk_ico The following files have been added to the system:

  • %WINDIR%\systerm.exe

vreg_ico The following registry elements have been created:

  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\EXPLORER\RUN\

vreg_ico The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\SYSDIAG64.EXE = %WINDIR%\systerm.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\EXPLORER\RUN\MICROSOFTCORP = %WINDIR%\systerm.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\MICROSOFTNAPC = %WINDIR%\systerm.exe

All Users:

Please use the following instructions for all supported versions of Windows to remove threats and other potential risks:

1.Disable System Restore .

2.Update to current engine and DAT files for detection and removal.

3.Run a complete system scan.

Modifications made to the system Registry and/or INI files for the purposes of hooking system startup, will be successfully removed if cleaning with the recommended engine and DAT combination (or higher).

1. Please go to the Microsoft Recovery Console and restore a clean MBR.

On windows XP:

Insert the Windows XP CD into the CD-ROM drive and restart the computer.
When the "Welcome to Setup" screen appears, press R to start the Recovery Console.
Select the Windows installation that is compromised and provide the administrator password
Issue 'fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.


On Windows Vista and 7:

Insert the Windows CD into the CD-ROM drive and restart the computer.
Click on "Repair Your Computer"
When the System Recovery Options dialog comes up, choose the Command Prompt.
Issue 'bootrec /fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.

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.

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