RDN/Generic Dropper!rs!C468C6F313​34

This page shows details and results of our analysis on the malware RDN/Generic Dropper!rs!C468C6F31334

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

623448

Description Added

2013-10-05

Description Modified

2013-10-05

Malware Proliferation

Characteristics

This is a Trojan

File PropertiesProperty Values
McAfee DetectionRDN/Generic Dropper!rs
Length623448 bytes
MD5c468c6f31334c83b3f54dcbccb983562
SHA103f6a2f08a686b0be5cb5a334cbf9f8ecfbd4af8


Other Common Detection Aliases

Company NamesDetection Names
avastWin32:Malware-gen
aviraTR/Dropper.Gen
clamavPUA.Win32.Packer.SetupExeSection
vba32Worm.Whiteice

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
Attempts to write to a memory location of an unknown processLow
No digital signature is presentInformational


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



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:

03F6A2F08A686B0BE5CB5A334CBF9F8ECFBD4AF8

The following files have been added to the system:

  • %USERPROFILE%\Desktop\Internet .lnk
  • %TEMP%\U(mUSBfixer,V1.0)\.lnk
  • %USERPROFILE%\Favorites\2345,.lnk
  • %TEMP%\U(mUSBfixer,V1.0)\.lnk
  • %TEMP%\U(mUSBfixer,V1.0)\U.lnk
  • %TEMP%\U(mUSBfixer,V1.0)\mUSBfixer.exe

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

  • %TEMP%\U(mUSBfixer,V1.0)\readme.txt
  • %TEMP%\is-HR6QU.tmp\_isetup\_shfoldr.dll
  • %TEMP%\is-HR6QU.tmp\_isetup\_isdecmp.dll
  • %TEMP%\is-HR6QU.tmp\Internet 2345.lnk
  • %TEMP%\is-HR6QU.tmp\psvince.dll
  • %TEMP%\is-MA3JN.tmp\03F6A2F08A686B0BE5CB5A334CBF9F8ECFBD4AF8.tmp
  • %TEMP%\is-HR6QU.tmp\_isetup\_RegDLL.tmp
  • %TEMP%\is-HR6QU.tmp\webctrl.dll

The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET EXPLORER\MAIN\START PAGE = http://www.xok.cc/

The applications attempted the following network connection(s):

  • 125.65.1[private subnet]
  • hxxp://www.upan.cc/pay/*****

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