General

  • Target

    6d77a5a0ab559a854579122248b56d3e6783e28a8f32cc19a46501f5ba29386e

  • Size

    688KB

  • Sample

    231022-19vy5seh45

  • MD5

    ac06f4b6268a57c92e82651e21b8f26c

  • SHA1

    e4e15e8ef4c376cbfab9c1de8f0d202d4e6c6e91

  • SHA256

    6d77a5a0ab559a854579122248b56d3e6783e28a8f32cc19a46501f5ba29386e

  • SHA512

    00f71cec97e84b759ac968845c0b700bef41a5cd3900bc91bc13aa05522917cb5e5b38c8c035f3098d4df2d07fc0489a09751a36daab99c6edf382816fb0a07b

  • SSDEEP

    12288:o5IL8OssIfcT1wQahLldPZxzcRZft7vjMWi7Jlp67UR8ZpS/PHVbrP8rW:o5vOssIwTaZTxlot7ru9a7U6Zputr8r

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .itqw

  • offline_id

    9FgVtzPuDnE9NZWeLG9q9D2SjzVyIqJJ4jFNKXt1

  • payload_url

    http://colisumy.com/dl/build2.exe

    http://zexeq.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-cGZhpvUKxk 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: 0809JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

6.1

Botnet

13088c19c5a97b42d0d1d9573cc9f1b8

C2

https://steamcommunity.com/profiles/76561199563297648

https://t.me/twowheelfun

Attributes
  • profile_id_v2

    13088c19c5a97b42d0d1d9573cc9f1b8

  • user_agent

    Mozilla/5.0 (iPad; CPU OS 17_0_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.5 Mobile/15E148 Safari/605.1.15

Targets

    • Target

      6d77a5a0ab559a854579122248b56d3e6783e28a8f32cc19a46501f5ba29386e

    • Size

      688KB

    • MD5

      ac06f4b6268a57c92e82651e21b8f26c

    • SHA1

      e4e15e8ef4c376cbfab9c1de8f0d202d4e6c6e91

    • SHA256

      6d77a5a0ab559a854579122248b56d3e6783e28a8f32cc19a46501f5ba29386e

    • SHA512

      00f71cec97e84b759ac968845c0b700bef41a5cd3900bc91bc13aa05522917cb5e5b38c8c035f3098d4df2d07fc0489a09751a36daab99c6edf382816fb0a07b

    • SSDEEP

      12288:o5IL8OssIfcT1wQahLldPZxzcRZft7vjMWi7Jlp67UR8ZpS/PHVbrP8rW:o5vOssIwTaZTxlot7ru9a7U6Zputr8r

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • 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