General

  • Target

    111cee1f1487b2c42ccd697f912c5902f7de7554b1d05cb0f7c9be73c662e94f

  • Size

    806KB

  • Sample

    240426-s8b6msff91

  • MD5

    463782cef05afafd58637569802f0838

  • SHA1

    2fe710c16176e529aa12e7f705a1fec52cb1de7d

  • SHA256

    111cee1f1487b2c42ccd697f912c5902f7de7554b1d05cb0f7c9be73c662e94f

  • SHA512

    946d9508e98039c7269ee88ca7920f7d8a30aab5189557c2df061874f81ecf36a2c7dbbe9e71b4daa3d7d2efe5e4332b87fdd955c27c13fd57952ab27e792860

  • SSDEEP

    12288:KiN7U9BqdqykCd7k5WvTcSMLhGgbrKiZNP+LNciQVOUYHtGqCBQAXYB:cBqzjI5W7cSMPRoRciQV/fqCBTYB

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .bgjs

  • offline_id

    Z6iwSvCoAt8T8K2ROxecuXHPNHv7eDyWrc8Ks7t1

  • 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/54cdfd152fe98eedb628a1f4ddb7076420240421150208/403a27 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: 0863PsawqS

rsa_pubkey.plain

Targets

    • Target

      111cee1f1487b2c42ccd697f912c5902f7de7554b1d05cb0f7c9be73c662e94f

    • Size

      806KB

    • MD5

      463782cef05afafd58637569802f0838

    • SHA1

      2fe710c16176e529aa12e7f705a1fec52cb1de7d

    • SHA256

      111cee1f1487b2c42ccd697f912c5902f7de7554b1d05cb0f7c9be73c662e94f

    • SHA512

      946d9508e98039c7269ee88ca7920f7d8a30aab5189557c2df061874f81ecf36a2c7dbbe9e71b4daa3d7d2efe5e4332b87fdd955c27c13fd57952ab27e792860

    • SSDEEP

      12288:KiN7U9BqdqykCd7k5WvTcSMLhGgbrKiZNP+LNciQVOUYHtGqCBQAXYB:cBqzjI5W7cSMPRoRciQV/fqCBTYB

    • 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 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

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks