W32/Virut.gen!B0F1A2D​5FBA7

This page shows details and results of our analysis on the malware W32/Virut.gen!B0F1A2D5FBA7

Overview

Viruses are self-replicating. They are often spread by a network or by transmission to a removable medium such as a removable disk, writable CD, or USB drive. Viruses may also spread by infecting files on a network file system or a file system that is shared by another computer.


Minimum Engine

5600.1067

File Length

95185

Description Added

2013-09-29

Description Modified

2013-09-29

Malware Proliferation

Characteristics

This is a Virus

File PropertiesProperty Values
McAfee DetectionW32/Virut.gen
Length95185 bytes
MD5b0f1a2d5fba7345e83f21ae2d9696144
SHA15295171168ff67b65fb1ebdd57249a4a8936b621


Other Common Detection Aliases

Company NamesDetection Names
avastWin32:Patched-PK
AVG (GriSoft)Downloader.Generic9.BLVC.dropper
aviraTR/Patched.Gen
KasperskyVirus.Win32.Pioneer.x
BitDefenderWin32.Virtob.6.Gen
Dr.WebWin32.HLLP.Amti.2
F-ProtW32/Patched.E.gen!Eldorado
FortiNetW32/Pioneer.X
MicrosoftVirus:Win32/Atmi.A
EsetWin32/Titamti.A
normanwin32/SB/FileInfector
Trend MicroPE_VIRUT.GEN-1
vba32Trojan.Swisyn

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


ActivitiesRisk Levels
Enumerates many system files and directories.Low
Process attempts to call itself recursivelyLow
Adds or modifies Internet Explorer cookiesLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaW32/Virut.gen
McAfee SupportedW32/Virut.gen



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:

5295171168FF67B65FB1EBDD57249A4A8936B621

The following files have been added to the system:

  • %WINDIR%\Amti\svchost.exe

The following files have been changed:

  • %PROGRAMFILES%\Internet Explorer\OLDF.tmp
  • %PROGRAMFILES%\winrar\wincon.sfx
  • %PROGRAMFILES%\Outlook Express\OLD13.tmp
  • %PROGRAMFILES%\netmeeting\wb32.exe
  • %PROGRAMFILES%\internet explorer\connection wizard\icwtutor.exe
  • %PROGRAMFILES%\internet explorer\connection wizard\isignup.exe
  • %PROGRAMFILES%\msn\msncorefiles\msn6.exe
  • %PROGRAMFILES%\internet explorer\connection wizard\icwconn2.exe
  • %PROGRAMFILES%\windows nt\hypertrm.exe
  • %PROGRAMFILES%\winrar\zip.sfx
  • %PROGRAMFILES%\windows nt\pinball\pinball.exe
  • %PROGRAMFILES%\msn\msncorefiles\update.exe
  • %PROGRAMFILES%\outlook express\wab.exe
  • %PROGRAMFILES%\Windows Media Player\OLD19.tmp
  • %PROGRAMFILES%\Windows Media Player\OLD1B.tmp
  • %PROGRAMFILES%\Outlook Express\OLD15.tmp
  • %COMMONPROGRAMFILES%\microsoft shared\speech\sapisvr.exe
  • %PROGRAMFILES%\windows nt\dialer.exe
  • %PROGRAMFILES%\winrar\default.sfx
  • %PROGRAMFILES%\Internet Explorer\Connection Wizard\OLDD.tmp
  • %PROGRAMFILES%\outlook express\wabmig.exe
  • %PROGRAMFILES%\outlook express\oemig50.exe
  • %PROGRAMFILES%\Windows NT\Accessories\OLD1D.tmp
  • %PROGRAMFILES%\winrar\unrar.exe
  • %COMMONPROGRAMFILES%\microsoft shared\web server extensions\40\bin\fpserver.exe
  • %PROGRAMFILES%\internet explorer\connection wizard\inetwiz.exe
  • %PROGRAMFILES%\winrar\rar.exe
  • %PROGRAMFILES%\winrar\uninstall.exe
  • %PROGRAMFILES%\netmeeting\cb32.exe
  • %PROGRAMFILES%\msn\msncorefiles\setup\msnunin.exe
  • %PROGRAMFILES%\winrar\winrar.exe
  • %PROGRAMFILES%\NetMeeting\OLD11.tmp
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\LogTransport2.exe
  • %PROGRAMFILES%\msn\msncorefiles\copymar.exe
  • %COMMONPROGRAMFILES%\microsoft shared\msinfo\msinfo32.exe
  • %PROGRAMFILES%\Windows Media Player\OLD17.tmp
  • %PROGRAMFILES%\internet explorer\connection wizard\icwrmind.exe

The following files were temporarily written to disk then later removed:

  • %TEMP%\8.tmp

Symptoms

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

Method of Infection

Viruses are self-replicating. They are often spread by a network or by transmission to a removable medium such as a removable disk, writable CD, or USB drive. Viruses may also spread by infecting files on a network file system or a file system that is shared by another computer.

Removal

Please use the following instructions for all supported versions of Windows:


1. Disable Windows System Restore. For instructions, please refer to: http://www.mcafee.com/us/downloads/free-tools/disabling-system-restore.aspx

2. Update your McAfee Anti-Virus product to the latest version (when possible), and ensure the latest DAT and Engine and any applicable EXTRA.DATs are installed.

3. Run a full system scan. (On-Demand Scan)

4. Reboot, as soon as it is convenient, to ensure all malicious components are removed.

Variants