Analysis by: Sabrina Lei Sioting
 PLATFORM:

Windows 2000, XP, Server 2003

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

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  TECHNICAL DETAILS

File Size: 52,736 bytes
File Type: PE
Memory Resident: Yes
Initial Samples Received Date: 10 Sep 2010

Other System Modifications

This hacking tool adds the following registry keys:

HKEY_CURRENT_USER\Software\NirSoft
{Default} =

HKEY_CURRENT_USER\Software\NirSoft\
pspv
{Default} =

Other Details

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

  • This is a tool used to get passwords stored on a system machine, such as MS Outlook passwords, AutoComplete passwords and Password-protected sites in Internet Explorer, and MSN Explorer passwords.

  SOLUTION

Minimum Scan Engine: 8.900
SSAPI PATTERN File: 0.976.09
SSAPI PATTERN Date: 10 Sep 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

Delete this registry key

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_CURRENT_USER\Software\
    • NirSoft
  • In HKEY_CURRENT_USER\Software\NirSoft\
    • pspv

Step 3

Scan your computer with your Trend Micro product to delete files detected as HKTL_PASSVW.A 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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