TROJ_GIBON.X

October 08, 2012
 Analysis by: Christopher Daniel So
 ALIASES:

Backdoor:Win32/Syrutrk.B (Microsoft), BackDoor-DNU (McAfee), Troj/Bckdr-QUZ (Sophos), Trj/Murlo.F (Panda), Backdoor.Win32.Syrutrk (Ikarus), Backdoor.Syrutrk.b (Quickheal)

 PLATFORM:

Windows 2000, XP, Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This Trojan may be dropped by other malware.

  TECHNICAL DETAILS

File Size:

2,560 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

12 Dec 2010

Arrival Details

This Trojan may be dropped by the following malware:

  • BKDR_GIBON.SMA

Other Details

This Trojan does the following:

  • It executes the file %System%\wininet.exe.

(Note: %System% is the Windows system folder, which is usually C:\Windows\System on Windows 98 and ME, C:\WINNT\System32 on Windows NT and 2000, or C:\Windows\System32 on Windows XP and Server 2003.)

  SOLUTION

Minimum Scan Engine:

8.900

VSAPI PATTERN File:

7.696.05

VSAPI PATTERN Date:

12 Dec 2010

VSAPI PATTERN Date:

12/12/2010 12:00:00 AM

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

Scan your computer with your Trend Micro product to delete files detected as TROJ_GIBON.X. 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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