Ransom.Linux.LUCKY.BB

April 23, 2019
 Analysis by: John Donnie Celestre
 PLATFORM:

Linux

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

  • Threat Type: Ransomware

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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

It drops files as ransom note.

  TECHNICAL DETAILS

File Size:

904,212 bytes

Initial Samples Received Date:

22 Apr 2019

Arrival Details

This Ransomware 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 Ransomware connects to the following possibly malicious URL:

  • {BLOCKED}.{BLOCKED}.159.106/cyt.php?code={code}

It does the following:

  • Prepends [satan_pro@{BLOCKED}l.ru] to encrypted files.

Ransomware Routine

This Ransomware appends the following extension to the file name of the encrypted files:

  • {random}.satan_pro

It drops the following file(s) as ransom note:

  • _如何解密我的文件_.txt

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

14.954.05

FIRST VSAPI PATTERN DATE:

22 Apr 2019

VSAPI OPR PATTERN File:

14.955.00

VSAPI OPR PATTERN Date:

23 Apr 2019

Step 1

Scan your computer with your Trend Micro product to delete files detected as Ransom.Linux.LUCKY.BB. 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 the following Trend Micro Support pages for more information:

Step 2

Restore encrypted files from backup.


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