CRCK_KEYGEN.SM

 Analysis by: Michael Jay Villanueva

 ALIASES:

CrackTool.Agent (Malwarebytes)

 PLATFORM:

Windows

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

  • Threat Type: Cracking Application

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This cracking application may be unknowingly downloaded by a user while visiting malicious websites. It may be manually installed by a user.

It generates serial numbers to crack into programs that need valid serial numbers for the programs to function fully.

However, as of this writing, the said sites are inaccessible.

  TECHNICAL DETAILS

File Size:

167,260 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

21 Jan 2017

Arrival Details

This cracking application may be unknowingly downloaded by a user while visiting malicious websites.

It may be manually installed by a user.

Cracker Routine

This cracking application generates serial numbers to crack into programs that need valid serial numbers for the programs to function fully.

Other Details

This cracking application connects to the following possibly malicious URL:

  • http://get.{BLOCKED}asse3.xyz/launch_reb.php?p=sevenzip&tid={ID_1}&pid={ID_2}&n={Value}&b_typ=pe
  • http://{BLOCKED}wer45.xyz/launch_reb.php?p=sevenzip&tid={ID_1}&pid={ID_2}&n={Value}&b_typ=pe

However, as of this writing, the said sites are inaccessible.

  SOLUTION

Minimum Scan Engine:

9.850

SSAPI PATTERN File:

1.647.00

SSAPI PATTERN Date:

05 Aug 2015

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 CRCK_KEYGEN.SM. 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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