General

  • Target

    5ecf258136b132a8c6ae40f3ef04a9cb

  • Size

    756KB

  • Sample

    240116-dm8v6abhfm

  • MD5

    5ecf258136b132a8c6ae40f3ef04a9cb

  • SHA1

    b730f27e736aea9baaf0dfa40674a7acbac8bcf3

  • SHA256

    2cd69193728de5ab8890ca9c43314763b26de4c3c96443793842cc920a9cdd39

  • SHA512

    8f80994e6887a77d9bc97211e0aaf3c0ad3cc640b78c782db64e1122616301821d6219a320619b64c8dee1200617c02da0d9d28134fd417b844403ac92ed488b

  • SSDEEP

    12288:bry1sqtxXrYt91tXRIgb2Wq3FvCc6nEgTd28dCG8xppSwlM6:bssq/WtbsBCc6E25gJxN

Malware Config

Extracted

Family

djvu

C2

http://astdg.top/nddddhsspen6/get.php

Attributes
  • extension

    .aeur

  • offline_id

    PLHYenhTzernvINe5FDZE1JEquSPr2tHDdFTTit1

  • payload_url

    http://securebiz.org/dl/build2.exe

    http://astdg.top/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-rbzFCkr9sY 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: 0320gDrgo

rsa_pubkey.plain

Targets

    • Target

      5ecf258136b132a8c6ae40f3ef04a9cb

    • Size

      756KB

    • MD5

      5ecf258136b132a8c6ae40f3ef04a9cb

    • SHA1

      b730f27e736aea9baaf0dfa40674a7acbac8bcf3

    • SHA256

      2cd69193728de5ab8890ca9c43314763b26de4c3c96443793842cc920a9cdd39

    • SHA512

      8f80994e6887a77d9bc97211e0aaf3c0ad3cc640b78c782db64e1122616301821d6219a320619b64c8dee1200617c02da0d9d28134fd417b844403ac92ed488b

    • SSDEEP

      12288:bry1sqtxXrYt91tXRIgb2Wq3FvCc6nEgTd28dCG8xppSwlM6:bssq/WtbsBCc6E25gJxN

    • 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 Enterprise v15

Tasks