RDN/Generic Dropper!25A60F18FA06

This page shows details and results of our analysis on the malware RDN/Generic Dropper!25A60F18FA06

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 Engine

5600.1067

File Length

4319744

Description Added

2014-03-31

Description Modified

2014-03-31

Malware Proliferation

Characteristics

This is a Trojan

File PropertiesProperty Values
McAfee DetectionRDN/Generic Dropper
Length4319744 bytes
MD525a60f18fa068e17801a6eace9bb18ff
SHA166cd864effe3cc3d80ac5dabdb44b05e61196010


Other Common Detection Aliases

Company NamesDetection Names
EMSI SoftwareGen:Variant.Graftor.657 (B)
ahnlabTrojan/Win32.Sasfis
avastWin32:Malware-gen
AVG (GriSoft)Inject.AJPK
aviraDR/Delphi.Gen
KasperskyTrojan-Dropper.Win32.Injector.jksa
BitDefenderGen:Variant.Graftor.388
Dr.WebBackDoor.Pigeon1.7050
FortiNetW32/Injector.fam!tr
MicrosoftVirTool:Win32/DelfInject.gen!BT
EsetWin32/Injector.FUT trojan (probably variant)
normanTroj_Generic.TEJBO
pandaTrj/CI.A
SophosMal/Delf-Y
Trend MicroTROJ_GEN.R047C0RCQ14
vba32MalwareScope.Trojan-PSW.Game.16
V-BusterTrojan.DR.Injector!XH3DknDql9A (trojan)

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


ActivitiesRisk Levels
Attempts to write to a memory location of a Windows system processHigh
Enumerates many system files and directories.Low
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaRDN/Generic Dropper
McAfee SupportedRDN/Generic Dropper



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:

66CD864EFFE3CC3D80AC5DABDB44B05E61196010

The following files have been added to the system:

  • %TEMP%\nss2C.tmp\leftbg.bmp
  • %TEMP%\nss2C.tmp\03.bmp
  • %TEMP%\nss2C.tmp\qvod1.ini
  • %TEMP%\nss2C.tmp\ioSpecial.ini
  • %TEMP%\nsc2B.tmp
  • %TEMP%\8242509.gif
  • %TEMP%\nss2C.tmp\02.bmp
  • %TEMP%\nss2C.tmp\finish2.bmp
  • %TEMP%\nss2C.tmp\finish3.bmp
  • %TEMP%\nss2C.tmp\finish1.bmp
  • C:\QvodPlayerQvodPlayer\QvodRes.dll
  • %TEMP%\nss2C.tmp\InstallOptions.dll
  • %TEMP%\nss2C.tmp\modern-wizard.bmp
  • C:\QvodPlayerQvodPlayer\npQvodInsert.dll
  • C:\QvodPlayerQvodPlayer\QvodCfg.ini
  • C:\QvodPlayerQvodPlayer\QvodReg.exe
  • %TEMP%\hwhite.xml
  • %TEMP%\nss2C.tmp\System.dll
  • %TEMP%\nss2C.tmp\nsDialogs.dll
  • %TEMP%\nss2C.tmp\01.bmp
  • %TEMP%\nss2C.tmp\QvodRes.dll
  • %TEMP%\nss2C.tmp\QvodInstaller.dll
  • %WINDIR%\Qedie\conime.exe
  • %TEMP%\Qplay.exe
  • %TEMP%\nss2C.tmp\qvod3.ini
  • %TEMP%\nss2C.tmp\qvod2.ini
  • %TEMP%\nss2C.tmp\ButtonLinker.dll

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

  • %PROGRAMFILES%\abc.txt
  • %TEMP%\nsi2A.tmp
  • %TEMP%\nss2C.tmp
  • %TEMP%\down.exe

The following registry elements have been created:

  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\ACTIVE SETUP\INSTALLED COMPONENTS\{AENGFU3AA-B933-11D2-9CBD-0000F87A369E}\

The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\ACTIVE SETUP\INSTALLED COMPONENTS\{AENGFU3AA-B933-11D2-9CBD-0000F87A369E}\STUBPATH = %WINDIR%\Qedie\conime.exe

The applications attempted the following network connection(s):

  • hxxp://qd.kuaibo.com/*****
  • hxxp://dl.kplayer.org:8027/

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