TSPY_QQPASS.ADK

 Analysis by: Robert Tacbad

 ALIASES:

W32/QQPASS.ADK!tr (Fortinet), Trojan.Win32.Delphi.gxypr (NANO), PSW.Legendmir.JBJ (AVG)

 PLATFORM:

Windows

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

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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

  TECHNICAL DETAILS

File Size:

345,496 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

19 Feb 2011

Arrival Details

This spyware 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 does the following:

  • Opens the following possibly malicious url in the default web browser:
    • http://hima.{BLOCKED}u.jp/download/download.htm
  • Executes {path}\himawari.exe
    where {path} can be any of the following:
    • {malware path}
    • {malware path}\bin
    • %System%
    • %Windows%
    • %System Root%
    • location of the file found in the data of the default value of the registry key: HKEY_CLASSES_ROOT\hmwFile\shell\open\command
    • directory specified in the PATH environment variable

  SOLUTION

Minimum Scan Engine:

9.800

FIRST VSAPI PATTERN FILE:

6.746.02

FIRST VSAPI PATTERN DATE:

05 Jan 2010

VSAPI OPR PATTERN File:

6.747.00

VSAPI OPR PATTERN Date:

06 Jan 2010

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 3

Scan your computer with your Trend Micro product to delete files detected as TSPY_QQPASS.ADK. 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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