RDN/Qhost-Gen!ba!A1FF​BC01131F

This page shows details and results of our analysis on the malware RDN/Qhost-Gen!ba!A1FFBC01131F

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.


Minimum DAT

7219 (2013-10-05)

Updated DAT

7219 (2013-10-05)

Minimum Engine

5600.1067

File Length

162651

Description Added

2013-10-05

Description Modified

2013-10-05

Malware Proliferation

Characteristics

This is a Trojan

File PropertiesProperty Values
McAfee DetectionRDN/Qhost-Gen!ba
Length162651 bytes
MD5a1ffbc01131f82b6330577fc2db50727
SHA165b314258d71826f4c6d2e4d9edae4b99cab4ccd


Other Common Detection Aliases

Company NamesDetection Names
EMSI SoftwareGen:Heur.SMHeist.2 (B)
KasperskyTrojan.Win32.Bicololo.agna
BitDefenderGen:Heur.SMHeist.2
Dr.WebTrojan.Hosts.6838
FortiNetRiskware/Sim
MicrosoftTrojan:BAT/Qhost.AF
EsetWin32/Qhost.HMJZXAB
normanwinpe/Bicololo.PW

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


ActivitiesRisk Levels
Enumerates many system files and directories.Low
Adds or modifies Internet Explorer cookiesLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaRDN/Qhost-Gen!ba
McAfee SupportedRDN/Qhost-Gen!ba



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:

65B314258D71826F4C6D2E4D9EDAE4B99CAB4CCD

The following files have been added to the system:

  • %PROGRAMFILES%\Ea\Ts\zavernemnam.asd
  • %PROGRAMFILES%\Ea\Ts\Uninstall.exe
  • %PROGRAMFILES%\Ea\Ts\batnich_ldlkwbf_ajbrmxot.bat
  • %PROGRAMFILES%\Ea\Ts\chigrakovserj.vbs
  • %WINDIR%\SYSTEM32\drivers\etc\hsts
  • %PROGRAMFILES%\Ea\Ts\snovaetotblyapoezd.vbs
  • %PROGRAMFILES%\Ea\Ts\asssembler.s
  • %PROGRAMFILES%\Ea\Ts\Uninstall.ini

The following files have been changed:

  • %WINDIR%\SYSTEM32\drivers\etc\hosts

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

  • %TEMP%\$inst\temp_0.tmp
  • %TEMP%\$inst\2.tmp

The following registry elements have been created:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS SCRIPT HOST\
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS SCRIPT HOST\SETTINGS\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\TS 1.51\

The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\TS 1.51\DISPLAYICON = %PROGRAMFILES%\Ea\Ts\Uninstall.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\TS 1.51\DISPLAYNAME = Ts 1.51
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\TS 1.51\NOMODIFY = 1
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\TS 1.51\NOREPAIR = 1
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\TS 1.51\UNINSTALLSTRING = %PROGRAMFILES%\Ea\Ts\Uninstall.exe

The applications attempted the following network connection(s):

  • hxxp://debiloidi.ru/parm/poh/***

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

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