General

  • Target

    f6772941ad92d79142edd87d77b5169c2887e0abc28561efb6fed056c287fcc0

  • Size

    791KB

  • Sample

    221009-rcar9shcak

  • MD5

    bfd1d31196f7df3a2dd5967a6e4e7e6e

  • SHA1

    cb23db2bb8b778a1f1cc44b49ec6f0f687e61b80

  • SHA256

    f6772941ad92d79142edd87d77b5169c2887e0abc28561efb6fed056c287fcc0

  • SHA512

    692e18395deef89509443001cbcd8bbacfaea2a1a080c63a0c46e27af3c58dbc64678fe7a6102cc6e142f718884eb540464f4be0317e208ea039c32f45a5c144

  • SSDEEP

    12288:23VfnjcfcyK9BnMwXxzRrEEaUz4ic5R09h+3gJmbgdkm4YXJxBqVd:2FfnjPr9BMsz1iUEiORcegJ3km4xV

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .tohj

  • offline_id

    SSHsHMHGmSIhrz50VnIxLJJX15osxEQY6iXedXt1

  • payload_url

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

    http://winnlinne.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. You can get and look video overview decrypt tool: https://we.tl/t-Kbx8mJatqN 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: 0574Jhyjd

rsa_pubkey.plain

Targets

    • Target

      f6772941ad92d79142edd87d77b5169c2887e0abc28561efb6fed056c287fcc0

    • Size

      791KB

    • MD5

      bfd1d31196f7df3a2dd5967a6e4e7e6e

    • SHA1

      cb23db2bb8b778a1f1cc44b49ec6f0f687e61b80

    • SHA256

      f6772941ad92d79142edd87d77b5169c2887e0abc28561efb6fed056c287fcc0

    • SHA512

      692e18395deef89509443001cbcd8bbacfaea2a1a080c63a0c46e27af3c58dbc64678fe7a6102cc6e142f718884eb540464f4be0317e208ea039c32f45a5c144

    • SSDEEP

      12288:23VfnjcfcyK9BnMwXxzRrEEaUz4ic5R09h+3gJmbgdkm4YXJxBqVd:2FfnjPr9BMsz1iUEiORcegJ3km4xV

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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