ADSPY/WinAD - Adware / Spyware

See also

Summary

Full description

Statistics

Virus:	ADSPY/WinAD
Date discovered:	31/08/2005
Type:	Trojan
Subtype:	Adware
In the wild:	No
Reported Infections:	Low
Distribution Potential:	Low
Damage Potential:	Low
Static file:	Yes
File size:	47,104 Bytes
MD5 checksum:	7daf5088982008bca681a5ede35860ab
VDF version:	6.31.0.46

General Method of propagation:
   • No own spreading routine

Aliases:
   • Mcafee: Adware-WinAd.
   • Kaspersky: AdWare.WinAD.ar
   • VirusBuster: Adware.WinAd.AH

Platforms / OS:
   • Windows 95
   • Windows 98
   • Windows 98 SE
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP
   • Windows 2003

Side effects:
   • Drops a file
   • Registry modification
   • Steals information

Files The following file is created:

– %sysdir%\ide21201.vxd

Registry The following registry key is added in order to run the process after reboot:

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "Media Access"="%PROGRAM FILES%\Media Access\MediaAccK.exe"

The values of the following registry key are removed:

– [HKLM\Software\Media Access]
   • Updating
   • Request

The following registry keys are added:

– [HKCR\CLSID\{1E5F0D38-214B-4085-AD2A-D2290E6A2D2C}\LocalServer32]
   • @="C:\PROGRA~1\MEDIAA~1\MEDIAA~2.EXE"

– [HKLM\SOFTWARE\Media Access]
   • "track"="1"
   • "param"="%hex values%:other::winxp:exe"
   • "LastUpdate"=dword:4315a0a0
   • "reqcount"=dword:00000002

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\
   Media Access]
   • "UninstallString"="%PROGRAM FILES%\Media Access\MediaAccess.exe /Remove"
   • "DisplayName"="Media Access"

– [HKCR\MediaAccess.Installer]
   • @="Installer Class"

– [HKCR\MediaAccess.Installer\CLSID]
   • @="{1E5F0D38-214B-4085-AD2A-D2290E6A2D2C}"

– [HKCR\MediaAccess.Installer\CurVer]
   • @="MediaAccess.Installer"

Backdoor Contact server:
The following:
• **********.windupdates.com/index.php

As a result it may send some information. This is done via the HTTP POST method using a PHP script.

Miscellaneous Mutex:
It creates the following Mutexes:
• MediaAccess
• MediaAcck

File details Programming language:
The malware program was written in MS Visual C++.

See a brief description here.

Description inserted by Iulia Diaconescu on Fri, 02 Sep 2005 09:24 (GMT+1)
Description updated by Iulia Diaconescu on Mon, 19 Sep 2005 14:29 (GMT+1)

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