Generic.tfr!148E4EC3A​12D

This page shows details and results of our analysis on the malware Generic.tfr!148E4EC3A12D

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

7060 (2013-04-29)

Updated DAT

7060 (2013-04-29)

Minimum Engine

5400.1158

File Length

649968

Description Added

2013-04-29

Description Modified

2013-04-29

Malware Proliferation

Characteristics

This is a Trojan

File PropertiesProperty Values
McAfee DetectionGeneric.tfr
Length649968 bytes
MD5148e4ec3a12dd2e64f6dd9f9a148f664
SHA1a34e8c7d26a8be168f2d5b7b0a3ff7004b44e13a


Other Common Detection Aliases

Company NamesDetection Names
Dr.WebAdware.InstallCore.107
SymantecSecurityRisk.Downldr

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


ActivitiesRisk Levels
Attempts to connect to a medium risk domain that may pose a minor security risk.Medium
Creates one or more shortcuts (.LNK files) to provide user accessible links to start a program usually form the desktop or start menu.Low
Enumerates many system files and directories.Low
Enumerates process listLow
Attempts to send data or commands via HTTPLow
Adds or modifies Internet Explorer cookiesLow


McAfee ScansScan Detections
McAfee BetaGeneric.tfr
McAfee SupportedGeneric.tfr



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:

A34E8C7D26A8BE168F2D5B7B0A3FF7004B44E13A

The following files have been added to the system:

  • %TEMP%\ish214531\sdk\exceptlist.txt
  • %TEMP%\ish214531\css\sdk-ui\images\progress-bg-corner.png
  • %TEMP%\ish214531\locale\EN.locale
  • %TEMP%\ish214531\images\sheild.png
  • %TEMP%\ish214531\locale\ES.locale
  • %TEMP%\ish214531\images\bg_new.png
  • %TEMP%\ish214531\images\loader.gif
  • %TEMP%\ish214531\css\ie6_main.css
  • %TEMP%\ICReinstall_A34E8C7D26A8BE168F2D5B7B0A3FF7004B44E13A
  • %TEMP%\ish214531\images\progress_bar.png
  • %TEMP%\ish214531\css\sdk-ui\progress-bar.css
  • %TEMP%\ish214531\css\sdk-ui\images\button-bg.png
  • %TEMP%\ish214531\form.bmp.Mask
  • %TEMP%\ish214531\images\BG.png
  • %TEMP%\ish214531\images\grey_btn.png
  • %TEMP%\ish214531\images\Close_Hover.png
  • %TEMP%\ish214531\images\pause_btn.png
  • %TEMP%\ish214531\images\color_btn.png
  • %TEMP%\ish214531\images\color_btn_hover.png
  • %TEMP%\ish214531\css\sdk-ui\images\progress-bg.png
  • %TEMP%\ish214531\csshover3.htc
  • %TEMP%\ish214531\images\resume_btn.png
  • %TEMP%\is701137889\223109_Setup.EXE
  • %TEMP%\ish214531\css\sdk-ui\checkbox.css
  • %TEMP%\ish214531\images\Close.png
  • %TEMP%\ish214531\css\sdk-ui\button.css
  • %TEMP%\ish214531\images\Progress.png
  • %USERPROFILE%\Desktop\Continue Perfectly Clear Installation.lnk
  • %TEMP%\ish214531\images\grey_btn_hover.png
  • %TEMP%\ish214531\images\Icon_Generic.png
  • %TEMP%\ish214531\css\sdk-ui\browse.css
  • %TEMP%\ish214531\css\sdk-ui\images\progress-bg2.png
  • %TEMP%\ish214531\images\welcome_prod_box.png
  • %TEMP%\ish214531\images\sheild.jpg
  • %TEMP%\ish214531\css\main.css

The following files have been changed:

  • %TEMP%orary Internet Files\Content.IE5\index.dat

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

  • %TEMP%\000345F3.log
  • %TEMP%\ish214531\bootstrap_16258.html
  • %TEMP%\000366F8.log
  • %TEMP%\00035E3E.log

The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\DIRECTDRAW\MOSTRECENTAPPLICATION\ID = 708992537
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\DIRECTDRAW\MOSTRECENTAPPLICATION\NAME = A34E8C7D26A8BE168F2D5B7B0A3FF7004B44E13A

The applications attempted the following network connection(s):

  • 207.171.189.**:80
  • 174.143.186.**:80
  • hxxp://os.baixakialtcdn.com/baixaki/*****
  • 173.194.33.**:80
  • 54.245.233.***:80
  • hxxp://www.baixaki.com.br/imagens/2013/4/programas/*****

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

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