General

  • Target

    4d372ff6d6c16c5458e829b53d5c95dc88180220b820d33bdc450a128c367567

  • Size

    768KB

  • Sample

    240425-clsbcadf4z

  • MD5

    975b56aa2e294e80d1d6d92c64e018f6

  • SHA1

    9dceaf2afac1425526811a9656f41712d8d7aa81

  • SHA256

    4d372ff6d6c16c5458e829b53d5c95dc88180220b820d33bdc450a128c367567

  • SHA512

    dbb2eb0288f95583843687144ef57487503c0c69e2db4b6737ebaae219ad61d60e593e7e6e4c605ad2d0de14bc136bbd71999c359cc873db891436a0ab78f008

  • SSDEEP

    12288:8QwHqZVFdG/giOGx6Jqe1OdPUVb6W6SK2qEqzTRzvBz3eBGK0:+Hy5G/7O6cqxMGWw8qpDpO

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .uajs

  • offline_id

    Jx0i3k2ogR5cKxX1evmz0Ex7TUxOUlnbh2dvnIt1

  • payload_url

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

    http://sajdfue.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/df01994dd8d37c2c33469922f8e7155a20240402134014/fd95b0 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: support@freshingmail.top Reserve e-mail address to contact us: datarestorehelpyou@airmail.cc Your personal ID: 0859PsawqS

rsa_pubkey.plain

Targets

    • Target

      4d372ff6d6c16c5458e829b53d5c95dc88180220b820d33bdc450a128c367567

    • Size

      768KB

    • MD5

      975b56aa2e294e80d1d6d92c64e018f6

    • SHA1

      9dceaf2afac1425526811a9656f41712d8d7aa81

    • SHA256

      4d372ff6d6c16c5458e829b53d5c95dc88180220b820d33bdc450a128c367567

    • SHA512

      dbb2eb0288f95583843687144ef57487503c0c69e2db4b6737ebaae219ad61d60e593e7e6e4c605ad2d0de14bc136bbd71999c359cc873db891436a0ab78f008

    • SSDEEP

      12288:8QwHqZVFdG/giOGx6Jqe1OdPUVb6W6SK2qEqzTRzvBz3eBGK0:+Hy5G/7O6cqxMGWw8qpDpO

    • 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 Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

File and Directory Permissions Modification

1
T1222

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Tasks