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W32/Autorun.worm.h!9a​6568ccaa77

This page shows details and results of our analysis on the malware W32/Autorun.worm.h!9a6568ccaa77

Threat Detail

Malware Type: Virus

Malware Sub-type: N/A

Discovery Date: 2009-04-21

Next Steps:

Overview

This is a virus detection. Viruses are programs that self-replicate recursively, meaning that infected systems spread the virus to other systems, which then further propagate the virus. Although many viruses contain a destructive payload, it's quite common for viruses to do nothing more than spread from one system to another.


Minimum DAT

5591 (2009-04-21)

Updated DAT

5591 (2009-04-21)

 Minimum Engine

5300.2777

File Length

51397

 Description Added

2009-04-21

Description Modified

2009-04-21

Malware Proliferation

Characteristics

File PropertyProperty Value
FileNamesafesys.exe
McAfee ArtemisArtemis!9a6568ccaa77
McAfee DetectionW32/Autorun.worm.h
Length51,397 bytes
CRCD708DC81
MD59A6568CCAA770A3E8A3833B6E34160EE
SHA1D560883985CE146E1714D82667A3D06CAC05D34D

Other Common Detection Aliases

Company NameDetection Name
ahnlabWin-Trojan/Hupigon.Gen
avastWin32:Trojan-gen {Other}
AVG (GriSoft)Worm/Generic.WOS
AviraWORM/Rbot.Gen
BitDefenderTrojan.Crypt.Delf.C
Dr.WebTrojan.MulDrop.30845
eSafe (Alladin)Win32.Looked.gen
Eseta variant of Win32/AutoRun.ADC
FortiNetPossibleThreat
F-ProtW32/Downloader.F.gen!Eldorado
KasperskyTrojan-Downloader.Win32.Agent.bkkd
microsoft~VirTool:Win32/Obfuscator.C
normanW32/Packed_Upack.H
pandaTrj/Downloader.MDW
risingWorm.Win32.Baby2008.as
SophosMal/EncPk-BW
SymantecW32.SillyFDC
Trend MicroPAK_Generic.001
vba32MalwareScope.Trojan-PSW.Game.7
V-Buster~Packed/Upack
Vet (Computer Associates)
Win32/Bosbot!generic

Avert® Labs has observed the following system activities:

ActivityRisk Level
Enumerates running processes
Medium
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
%PROGRAMFILES%\iqsfm.bak
Generic.dx

This sample can be identified by the following symptoms.

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\safesys.exe

    • The following files have been added to the system:

  • %PROGRAMFILES%\iqsfm.bak
  • %WINDIR%\fonts\immax.fon

    • The following registry elements have been created:

  • HKEY_LOCAL_MACHINE\software\360safe\safemon\
    • arpaccess = 0
    • execaccess = 0
    • monaccess = 0
    • siteaccess = 0

    • 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

    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.

    Variants

    United States - English