General

  • Target

    3b8b7059cc6b91698fb241feca65ea30b321dc918a59809bf57191af2c6e63a6

  • Size

    834KB

  • Sample

    211128-d4vd4aaeg2

  • MD5

    9bdabffd2de4de7217bd3cf724264bca

  • SHA1

    b9abda8c97459e28161f8fb5fc61ffa2e0c49483

  • SHA256

    3b8b7059cc6b91698fb241feca65ea30b321dc918a59809bf57191af2c6e63a6

  • SHA512

    444a7aee018613dbe97efa1fc7387b2949338f9bf64e63434a53996fc95a3de594928fa3f93be53d0a694acafa0f96ae65da7577b0007b66169073efbf96f001

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/fhsgtsspen6/get.php

Attributes
  • extension

    .rigj

  • offline_id

    Z5GGASEfY71jtxU3i3E8kzvrTJmY9oiZkjcSm0t1

  • payload_url

    http://kotob.top/dl/build2.exe

    http://tzgl.org/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. You can get and look video overview decrypt tool: https://we.tl/t-Tjb0YqckGX Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. 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: 0353gSd743d

rsa_pubkey.plain

Targets

    • Target

      3b8b7059cc6b91698fb241feca65ea30b321dc918a59809bf57191af2c6e63a6

    • Size

      834KB

    • MD5

      9bdabffd2de4de7217bd3cf724264bca

    • SHA1

      b9abda8c97459e28161f8fb5fc61ffa2e0c49483

    • SHA256

      3b8b7059cc6b91698fb241feca65ea30b321dc918a59809bf57191af2c6e63a6

    • SHA512

      444a7aee018613dbe97efa1fc7387b2949338f9bf64e63434a53996fc95a3de594928fa3f93be53d0a694acafa0f96ae65da7577b0007b66169073efbf96f001

    • 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 v6

Tasks