General

  • Target

    259c0c3e8fdad5211cb7a1998f13421e544f93f6ad8238b81f53fca45a141a4c

  • Size

    759KB

  • Sample

    240114-18b5mseca9

  • MD5

    d48a1bd6a8c7321c8d447fd758269109

  • SHA1

    29d0ae4ebff272319315646796804308fe768094

  • SHA256

    259c0c3e8fdad5211cb7a1998f13421e544f93f6ad8238b81f53fca45a141a4c

  • SHA512

    86e6e8df9810f1a80a2dc84f66575ca7cd81e0971951d3f591ce5e848e94fd57077878a297e2b60288034f7f4d5769962e195684d4fc441037add04ef7680d68

  • SSDEEP

    12288:y3UWSeAZaZ+wbClkh5PO3f/sZqqt08BJqrUf40wb15PO0/77he:hWSeAZSL7sH8qqt08BE0S7POme

Malware Config

Extracted

Family

djvu

C2

http://habrafa.com/test1/get.php

Attributes
  • extension

    .cdpo

  • offline_id

    Bn3q97hwLouKbhkQRNO4SeV07gjdEQVm8NKhg0t1

  • payload_url

    http://brusuax.com/dl/build2.exe

    http://habrafa.com/files/1/build3.exe

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-FCWSCsjEWS Price of private key and decrypt software is $1999. Discount 50% available if you contact us first 72 hours, that's price for you is $999. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0844OSkw

rsa_pubkey.plain

Targets

    • Target

      259c0c3e8fdad5211cb7a1998f13421e544f93f6ad8238b81f53fca45a141a4c

    • Size

      759KB

    • MD5

      d48a1bd6a8c7321c8d447fd758269109

    • SHA1

      29d0ae4ebff272319315646796804308fe768094

    • SHA256

      259c0c3e8fdad5211cb7a1998f13421e544f93f6ad8238b81f53fca45a141a4c

    • SHA512

      86e6e8df9810f1a80a2dc84f66575ca7cd81e0971951d3f591ce5e848e94fd57077878a297e2b60288034f7f4d5769962e195684d4fc441037add04ef7680d68

    • SSDEEP

      12288:y3UWSeAZaZ+wbClkh5PO3f/sZqqt08BJqrUf40wb15PO0/77he:hWSeAZSL7sH8qqt08BE0S7POme

    • Detect Vidar Stealer

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks