General

  • Target

    83df54bedb62c2bbe9e1cf0d9a7d27372d53133d4a10a25cf1ee001f0183bcd4

  • Size

    733KB

  • Sample

    240525-zv1emsag82

  • MD5

    73b4377ba5da0cff19465f5cc5491388

  • SHA1

    9af973b66c4b92019e489500b6f0764045c79f62

  • SHA256

    83df54bedb62c2bbe9e1cf0d9a7d27372d53133d4a10a25cf1ee001f0183bcd4

  • SHA512

    6e3c5f1b81e3c1095183bfd4208323b4db711920943da4f81c113f52ec2051dc64e492ff6cf77a413f1e005a2b5dddffb2c7053adc4bffe57552649d404f0cb2

  • SSDEEP

    12288:tPA8bo0x6NTfQ5fc39l++XeQho/Z+n5PMkFZ3QaPkiTj:tPifNwk37VroEfZL

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .vepi

  • 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: 0871PsawqS

rsa_pubkey.plain

Targets

    • Target

      83df54bedb62c2bbe9e1cf0d9a7d27372d53133d4a10a25cf1ee001f0183bcd4

    • Size

      733KB

    • MD5

      73b4377ba5da0cff19465f5cc5491388

    • SHA1

      9af973b66c4b92019e489500b6f0764045c79f62

    • SHA256

      83df54bedb62c2bbe9e1cf0d9a7d27372d53133d4a10a25cf1ee001f0183bcd4

    • SHA512

      6e3c5f1b81e3c1095183bfd4208323b4db711920943da4f81c113f52ec2051dc64e492ff6cf77a413f1e005a2b5dddffb2c7053adc4bffe57552649d404f0cb2

    • SSDEEP

      12288:tPA8bo0x6NTfQ5fc39l++XeQho/Z+n5PMkFZ3QaPkiTj:tPifNwk37VroEfZL

    • 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