General

  • Target

    31737b9b2bbf67f0cb82fc48f01693c606df83f58f1dbb21b0946da2406b341a

  • Size

    707KB

  • Sample

    240522-meh47sbg8v

  • MD5

    10d7f2ef729dae9b14dce2ffd23a4f68

  • SHA1

    cf087763472d322312bbfdcb7d5cc226f5b555b8

  • SHA256

    31737b9b2bbf67f0cb82fc48f01693c606df83f58f1dbb21b0946da2406b341a

  • SHA512

    25181f93d725513facbb00cf309a9caf17e4ddd57e841567c2c364aedbb1ef0e07b499324c277345867eb13504474367452b92ba9862495908365d7d52527fbb

  • SSDEEP

    12288:qjXryfVBE2pamRANWTRawlSZut27FU1cuZivt6Lqg:qjXyExj6t87WA6L

Malware Config

Extracted

Family

djvu

C2

http://cajgtus.com/test2/get.php

Attributes
  • extension

    .vehu

  • offline_id

    EGfa5svnSGFJka7LZBQoqff0QtO1IpTauoDvGvt1

  • payload_url

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

    http://cajgtus.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. Do not ask assistants from youtube and recovery data sites for help in recovering your data. They can use your free decryption quota and scam you. Our contact is emails in this text document only. You can get and look video overview decrypt tool: https://wetransfer.com/downloads/33b490a613f49fa190924f199d2c079e20240512191214/caaf73 Price of private key and decrypt software is $999. Discount 50% available if you contact us first 72 hours, that's price for you is $499. 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: 0872PsawqS

rsa_pubkey.plain

Targets

    • Target

      31737b9b2bbf67f0cb82fc48f01693c606df83f58f1dbb21b0946da2406b341a

    • Size

      707KB

    • MD5

      10d7f2ef729dae9b14dce2ffd23a4f68

    • SHA1

      cf087763472d322312bbfdcb7d5cc226f5b555b8

    • SHA256

      31737b9b2bbf67f0cb82fc48f01693c606df83f58f1dbb21b0946da2406b341a

    • SHA512

      25181f93d725513facbb00cf309a9caf17e4ddd57e841567c2c364aedbb1ef0e07b499324c277345867eb13504474367452b92ba9862495908365d7d52527fbb

    • SSDEEP

      12288:qjXryfVBE2pamRANWTRawlSZut27FU1cuZivt6Lqg:qjXyExj6t87WA6L

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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