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TSPY_GOOVER.A

June 06, 2014
 ALIASES:

W32/AIBATOOK.A!tr (Fortinet), Trojan.Win32.Spy (Ikarus), a variant of Win32/Aibatook.A trojan (NOD32), Trojan.Win32.Generic!BT (Sunbelt), W32/new-malware!Maximus (Authentium)

 PLATFORM:

Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)

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

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Downloaded from the Internet

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.

It retrieves specific information from the affected system.

  TECHNICAL DETAILS

File Size:

61,440 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

29 May 2014

Payload:

Connects to URLs/IPs

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.

Download Routine

This spyware downloads an updated copy of itself from the following website(s):

  • http://tt.{BLOCKED}t888.com/music/ring.mp3
  • tt.{BLOCKED}t888.com/u.html - (inaccessible)

It saves the files it downloads using the following names:

  • %User Temp%\n{random}.log - also detected as TSPY_GOOVER.A
  • %Temporary Internet Files%\Content.IE5\{random folder name}\ring[1].mp3 - also detected as TSPY_GOOVER.A
  • %Application Data%\mccsrss.exe - also detected as TSPY_GOOVER.A

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.. %Temporary Internet Files% is the Temporary Internet Files folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temporary Internet Files on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Microsoft\Windows\Temporary Internet Files on Windows Vista and 7.. %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Roaming on Windows Vista and 7.)

Information Theft

This spyware retrieves the following information from the affected system:

  • Adapter's Information
  • OEMCP

NOTES:

This spyware attempts to perform HTTP POST request to the following servers:

  • p.{BLOCKED}jpus.com/com/c/ie.asp
  • {BLOCKED}.{BLOCKED}.45.152/w/img/date.asp
  • j.{BLOCKED}jpde.com/w/img/date.asp
  • i.{BLOCKED}m88.com/w/img/date.asp
  • c.{BLOCKED}m89.com/com/c/ie.asp

However, as of this writing, the servers does not respond to the request.

  SOLUTION

Minimum Scan Engine:

9.700

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

Search and delete this file

[ Learn More ]
There may be some files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.
  • %User Temp%\n{random}.log
  • %Temporary Internet Files%\Content.IE5\{random folder name}\ring[1].mp3
  • %Application Data%\mccsrss.exe

Step 3

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