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General

  • Target

    6bc680cff18f7fa930d198a523cf7bcf135124cde705c10e49aa1c5052343206

  • Size

    716KB

  • Sample

    230820-ffbcesfa2s

  • MD5

    dc2fe89775cbede80195b101988c32de

  • SHA1

    173bb48b583577f0dd873d584e3c0aabee02a7aa

  • SHA256

    6bc680cff18f7fa930d198a523cf7bcf135124cde705c10e49aa1c5052343206

  • SHA512

    1b4b78ba1d7c2d80da631efa0de95328c2843f45c8f020fa635947fc053accafd0a26cf9c3c72219f234fdaaffbb990959c34b15ce31ed1262bed8be1cdb0d80

  • SSDEEP

    12288:R0dVcLYZjsSHUJY/a1ReVCDSAm2yux2E7JSESIBIUpH:4c6xUJYUrSADyuJoZIIUZ

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .jaoy

  • offline_id

    umIwyPwiSJOJvBcdwrWXqzHWO4ar4za6seqWE2t1

  • 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-41jgkAwnmH 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: 0764JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

5.2

Botnet

35aa2808fb90f9e9dac907e1be77f310

C2

https://t.me/odyssey_tg

https://steamcommunity.com/profiles/76561199541261200

Attributes
  • profile_id_v2

    35aa2808fb90f9e9dac907e1be77f310

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.30 (KHTML, like Gecko) Chrome/115.0.1.0 Safari/537.30

Targets

    • Target

      6bc680cff18f7fa930d198a523cf7bcf135124cde705c10e49aa1c5052343206

    • Size

      716KB

    • MD5

      dc2fe89775cbede80195b101988c32de

    • SHA1

      173bb48b583577f0dd873d584e3c0aabee02a7aa

    • SHA256

      6bc680cff18f7fa930d198a523cf7bcf135124cde705c10e49aa1c5052343206

    • SHA512

      1b4b78ba1d7c2d80da631efa0de95328c2843f45c8f020fa635947fc053accafd0a26cf9c3c72219f234fdaaffbb990959c34b15ce31ed1262bed8be1cdb0d80

    • SSDEEP

      12288:R0dVcLYZjsSHUJY/a1ReVCDSAm2yux2E7JSESIBIUpH:4c6xUJYUrSADyuJoZIIUZ

    • 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

    • 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