TROJ_OTORUN.AL

 Analysis by: Christopher Daniel So

 ALIASES:

VirTool:INF/Autorun.gen!T (Microsoft), Generic!atr.b !! (Symantec), Mal/AutoInf-C (Sophos)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW


This Trojan may be dropped by other malware.

  TECHNICAL DETAILS

File Size:

237 bytes

File Type:

INF

Memory Resident:

No

Initial Samples Received Date:

08 Jul 2010

Arrival Details

This Trojan may be dropped by the following malware:

  • WORM_HAMWEQ.GAZ

NOTES:
This is the Trend Micro detection for AUTORUN.INF files dropped by the malware WORM_HAMWEQ.GAZ as part of its propagation routine.

  SOLUTION

Minimum Scan Engine:

8.900

VSAPI OPR PATTERN File:

7.295.00

VSAPI OPR PATTERN Date:

08 Jul 2010

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 the malware/grayware file that dropped/downloaded TROJ_OTORUN.AL

    WORM_HAMWEQ.GAZ

Step 3

Scan your computer with your Trend Micro product to delete files detected as TROJ_OTORUN.AL. 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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