HKTL_MIMIKATZ

 Analysis by: Alvin Bacani
 Modified by: Adrian Cofreros

 ALIASES:

a variant of Win32/HackTool.Mimikatz.G application(NOD32)

 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: Hacking Tool

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW


This Hacking Tool may be manually installed by a user.

It does not have any propagation routine.

It does not have any backdoor routine.

It does not have any downloading capability.

  TECHNICAL DETAILS

File Size:

Varies

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

23 May 2014

Payload:

Steals information

Arrival Details

This Hacking Tool may be manually installed by a user.

Propagation

This Hacking Tool does not have any propagation routine.

Backdoor Routine

This Hacking Tool does not have any backdoor routine.

Download Routine

This Hacking Tool does not have any downloading capability.

NOTES:

It arrives as a multi-component hacking tool application.

This hacking tool may perform the following functions:

  • List and export certificates
  • List, enable, disable, and remove user privilege
  • Retrieve Window user logon passwords and user password hashes
  • Injects DLLs into running processes
  • Launch Regedit, TaskMgr, and CMD

It does not have rootkit capabilities.

It does not exploit any vulnerability.

However, it requires user-interaction for the said functions to work properly.

There can be samples that has hard coded parameters to do just a specific function to perform stated from above.

  SOLUTION

Minimum Scan Engine:

9.300

SSAPI PATTERN File:

1.402.36

SSAPI PATTERN Date:

20 May 2013

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

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