General

  • Target

    86efbcd8ea1c8fe9d1997fd53bf7f31beb51dac3d6c7f8dfe929754007df7856

  • Size

    722KB

  • Sample

    240508-3f5btsfg92

  • MD5

    c8c27ac6577228847baf231c4aa36f81

  • SHA1

    7142abe5d54abbbe19f3e90c8e3522df7f56e442

  • SHA256

    86efbcd8ea1c8fe9d1997fd53bf7f31beb51dac3d6c7f8dfe929754007df7856

  • SHA512

    940e8e84ba9fcc4f90f8b987ee4ef06449bd98fbfd589dc50ff70289cd3dcf45c7073923297fbcdfb8846b86d4e488008a496b9296eb0efda48f298d4bc43eb7

  • SSDEEP

    12288:mGiZKwtIzGIVaZQi7UlUFRQuSb/5E7eIvO2LwHM6D2IgQQNJ8MwTArsf:mDOK6aZHQL8OHMtIusV8rsf

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .qehu

  • offline_id

    jgILOjDrBgyzY4JmT3B2jDSyBmDPBruKk8bKs6t1

  • 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/665ddae3fc3cd10bbaaa4350408b196920240504141005/4cae7e 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: 0868PsawqS

rsa_pubkey.plain

Targets

    • Target

      86efbcd8ea1c8fe9d1997fd53bf7f31beb51dac3d6c7f8dfe929754007df7856

    • Size

      722KB

    • MD5

      c8c27ac6577228847baf231c4aa36f81

    • SHA1

      7142abe5d54abbbe19f3e90c8e3522df7f56e442

    • SHA256

      86efbcd8ea1c8fe9d1997fd53bf7f31beb51dac3d6c7f8dfe929754007df7856

    • SHA512

      940e8e84ba9fcc4f90f8b987ee4ef06449bd98fbfd589dc50ff70289cd3dcf45c7073923297fbcdfb8846b86d4e488008a496b9296eb0efda48f298d4bc43eb7

    • SSDEEP

      12288:mGiZKwtIzGIVaZQi7UlUFRQuSb/5E7eIvO2LwHM6D2IgQQNJ8MwTArsf:mDOK6aZHQL8OHMtIusV8rsf

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • 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