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TROJ_SIREFEF.SLS
Malware type: Trojan
Destructive: No
Platform: Windows 2000, Windows XP, Windows Server 2003
Encrypted: No
In the wild: Yes

Overview


Infection Channel: Dropped by other malware

This Trojan may be dropped by other malware.

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

Technical Details


File size: 5,120 bytes
File type: DLL
Memory resident: No
Initial samples received date: 06 Jun 2012

Arrival Details

This Trojan may be dropped by other malware.

Other Details

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

NOTES:

This Trojan loads the following files:

  • \\.\globalroot\systemroot\Installer\{GUID}\U\80000032.@
  • \\.\globalroot\systemroot\Installer\{GUID}\U\80000064.@

Solution


Minimum scan engine: 9.200
First VSAPI Pattern File: 9.178.02
First VSAPI Pattern Release Date: 08 Jun 2012
VSAPI OPR Pattern Version: 9.179.00
VSAPI OPR Pattern Release Date: 09 Jun 2012

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_SIREFEF.SLS. 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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Analysis By: Sabrina Lei Sioting

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