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TSPY_AGENT.EFQ

October 08, 2012
 Analysis by: Marfel Tiamzon
 ALIASES:

Kaspersky: Trojan-PSW.Win32.Agent.vqr ; Sophos: Troj/InfoSpy-F

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 REPORTED INFECTION:
 SYSTEM IMPACT RATING:
 INFORMATION EXPOSURE:

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW


This spyware arrives as a file that exports the functions of other malware/grayware. It may arrive bundled with malware packages as a malware component. It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

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

  TECHNICAL DETAILS

File Size:

14,336 bytes

File Type:

DLL

Memory Resident:

Yes

Initial Samples Received Date:

11 Jan 2011

Arrival Details

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

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

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Other Details

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

It does the following:

  • It may get the following information:
    • Logon Type
    • Message Type
    • Domain
    • User Password

  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 TSPY_AGENT.EFQ

Step 3

Restart in Safe Mode

[ Learn More ]

Step 4

Search and delete the file detected as TSPY_AGENT.EFQ

[ 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 TSPY_AGENT.EFQ. 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.

Step 6

Scan your computer with your Trend Micro product to delete files detected as TSPY_AGENT.EFQ. 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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