General

  • Target

    1c4a33605897f3b35152612d4a49203ad22eeb85aea718402f43faa719600e46

  • Size

    718KB

  • Sample

    240524-k3f9eaca9w

  • MD5

    4f9457de9d44585d5c6decf2ef58ce65

  • SHA1

    2381e70d04adad9ed0fac9e0e62511ae99ca66b8

  • SHA256

    1c4a33605897f3b35152612d4a49203ad22eeb85aea718402f43faa719600e46

  • SHA512

    9240d27c0ca200b7ae7d0f44734e66fb1f07ea1dc89bbeb3b993399d2e6590b4403d4bd03bf8f6a6cf75ab040e6ff914f212648849c81d21e6bd75c9df6bee6b

  • SSDEEP

    12288:ZfqT3gtgKwrNjuDwtTw2oseyA6gAfTu1oeeSTP4NvQe0m6j3hJLH:ZfuQdUxuDwjoFF6bu6efe0mQ3hJLH

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

      1c4a33605897f3b35152612d4a49203ad22eeb85aea718402f43faa719600e46

    • Size

      718KB

    • MD5

      4f9457de9d44585d5c6decf2ef58ce65

    • SHA1

      2381e70d04adad9ed0fac9e0e62511ae99ca66b8

    • SHA256

      1c4a33605897f3b35152612d4a49203ad22eeb85aea718402f43faa719600e46

    • SHA512

      9240d27c0ca200b7ae7d0f44734e66fb1f07ea1dc89bbeb3b993399d2e6590b4403d4bd03bf8f6a6cf75ab040e6ff914f212648849c81d21e6bd75c9df6bee6b

    • SSDEEP

      12288:ZfqT3gtgKwrNjuDwtTw2oseyA6gAfTu1oeeSTP4NvQe0m6j3hJLH:ZfuQdUxuDwjoFF6bu6efe0mQ3hJLH

    • 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