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General

  • Target

    file.exe

  • Size

    847KB

  • Sample

    220927-t1dj6sfabk

  • MD5

    349d888694fd641ff3771ddafff5d169

  • SHA1

    5032f804ceee60d156953f5db268ea356f343e8b

  • SHA256

    6993c2016d8d0caff155b54f201508bee6f5d3af5fd08691b2d61b372d047b8b

  • SHA512

    5adefeb5e2a74a8f910231ad25d66dca21a941048aca47335037d0ec48dfebb4dd28bec942556c395eb10103f4ad52802229567e606567bc2aa096c96f8c8ad1

  • SSDEEP

    12288:apsvatI1RwddlC6lAwkq9kvgMfimo8BHEqeTX6ymhICjgKTJGiB:apsvatIrwdOU1kYoLo8BHyvmhICMYAi

Malware Config

Extracted

Family

djvu

C2

http://winnlinne.com/test3/get.php

Attributes
  • extension

    .ofoq

  • offline_id

    xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1

  • 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-EWKSsSJiVn 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: 0568Jhyjd

rsa_pubkey.plain

Extracted

Family

vidar

Version

54.7

Botnet

517

C2

https://t.me/trampapanam

https://nerdculture.de/@yoxhyp

Attributes
  • profile_id

    517

Targets

    • Target

      file.exe

    • Size

      847KB

    • MD5

      349d888694fd641ff3771ddafff5d169

    • SHA1

      5032f804ceee60d156953f5db268ea356f343e8b

    • SHA256

      6993c2016d8d0caff155b54f201508bee6f5d3af5fd08691b2d61b372d047b8b

    • SHA512

      5adefeb5e2a74a8f910231ad25d66dca21a941048aca47335037d0ec48dfebb4dd28bec942556c395eb10103f4ad52802229567e606567bc2aa096c96f8c8ad1

    • SSDEEP

      12288:apsvatI1RwddlC6lAwkq9kvgMfimo8BHEqeTX6ymhICjgKTJGiB:apsvatIrwdOU1kYoLo8BHyvmhICMYAi

    • 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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

    • Accesses cryptocurrency files/wallets, 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 v6

Tasks