General

  • Target

    200690de2b973c6f7a702d5129dea09aec57d548cab07e19f012e5a8e0c6ae64.exe

  • Size

    780KB

  • Sample

    240425-bh9ksacg2w

  • MD5

    4b2fb93459b4e03686148d0a1d3c1f00

  • SHA1

    b16c9e43f7389ba51e1423f676cc61d9ec9d4354

  • SHA256

    200690de2b973c6f7a702d5129dea09aec57d548cab07e19f012e5a8e0c6ae64

  • SHA512

    31caad1014245fb375ecaefa11bdacdbf8e661acedf3411f75310e4e8dcf8f9ce8ec11ec17719677fe77afbb3036de07811c4309dbd9251c04edff017947e224

  • SSDEEP

    12288:5O9ISzaeV1oie7CIXYEEsB7HBDGsqQuXpLyQVbDDzQBlFz+0Zdqbmw3q2MFC:5O7aezoB7/o5sBM/vRD8lFzzdeFtMFC

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .bgzq

  • 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: 0864PsawqS

rsa_pubkey.plain

Targets

    • Target

      200690de2b973c6f7a702d5129dea09aec57d548cab07e19f012e5a8e0c6ae64.exe

    • Size

      780KB

    • MD5

      4b2fb93459b4e03686148d0a1d3c1f00

    • SHA1

      b16c9e43f7389ba51e1423f676cc61d9ec9d4354

    • SHA256

      200690de2b973c6f7a702d5129dea09aec57d548cab07e19f012e5a8e0c6ae64

    • SHA512

      31caad1014245fb375ecaefa11bdacdbf8e661acedf3411f75310e4e8dcf8f9ce8ec11ec17719677fe77afbb3036de07811c4309dbd9251c04edff017947e224

    • SSDEEP

      12288:5O9ISzaeV1oie7CIXYEEsB7HBDGsqQuXpLyQVbDDzQBlFz+0Zdqbmw3q2MFC:5O7aezoB7/o5sBM/vRD8lFzzdeFtMFC

    • 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

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks