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TROJ_AGENT.AUHK

October 08, 2012
 Modified by: Karl Dominguez
 PLATFORM:

Windows 2000, XP, Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW


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

It creates an event.

  TECHNICAL DETAILS

File Size:

110,592 bytes

File Type:

DLL

Memory Resident:

Yes

Initial Samples Received Date:

09 Dec 2010

Payload:

Connects to URLs/Ips, Steals information

Arrival Details

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

It may arrive bundled with malware packages as a malware component.

It may be dropped by other malware.

Backdoor Routine

As of this writing, the said sites are inaccessible.

Other Details

This Trojan connects to the following possibly malicious URL:

  • nsser.{BLOCKED}supdata.com
  • nslsa.{BLOCKED}pdata.com
  • nsservic.{BLOCKED}update.hk

It creates the following event(s):

  • MYGAMEHAVESTARTED

NOTES:

Based on analysis of the codes, it has the following capabilities:

  • Gathers the following:
    • Windows Version Information
    • CPU Type
    • System Time
    • Account Information
    • Disk Information
    • Internet Information
    • Protocol Information
    • NETBIOS Information
    • Installed Appilcations
    • IE Version Information
    • IE BHO Information

  SOLUTION

Minimum Scan Engine:

8.900

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 and note files detected as TROJ_AGENT.AUHK

Step 3

Restart in Safe Mode

[ Learn More ]

Step 4

Search and delete the file detected as TROJ_AGENT.AUHK

[ 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 5

Restart in normal mode and scan your computer with your Trend Micro product for files detected as TROJ_AGENT.AUHK. 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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