Analysis by: kathleenno
ALIASES:

Trojan.Gen (Symantec); PWS:Win32/Frethog.F (Microsoft); Trojan-GameThief.Win32.Magania.ernu (Kaspersky); PWS-Gamania.b!l (Mcafee)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This Trojan arrives as a file that exports the functions of other malware/grayware. It may be dropped by other malware.

It is injected into all running processes to remain memory resident.

It requires its main component to successfully perform its intended routine.

  TECHNICAL DETAILS

File Size: 125,440 bytes
File Type: DLL
Memory Resident: Yes
Initial Samples Received Date: 03 Jun 2011

Arrival Details

This Trojan arrives as a file that exports the functions of other malware/grayware.

It may be dropped by the following malware:

  • TROJ_DLOADER.VI

Installation

This Trojan is injected into all running processes to remain memory resident.

Other Details

This Trojan requires its main component to successfully perform its intended routine.

  SOLUTION

Minimum Scan Engine: 8.900
FIRST VSAPI PATTERN FILE: 8.200.03
FIRST VSAPI PATTERN DATE: 03 Jun 2011

Step 1

For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.

Step 2

Remove malware files dropped/downloaded by TROJ_GAMETHI.IO

Step 3

Scan your computer with your Trend Micro product and note files detected as TROJ_GAMETHI.IO

Step 4

Restart in Safe Mode

[ Learn More ]

Step 5

Search and delete the file detected as TROJ_GAMETHI.IO

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden files in the search result.

Step 6

Restart in normal mode and scan your computer with your Trend Micro product for files detected as TROJ_GAMETHI.IO. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.


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