Overview

overview

10

Static

static

3

winprofile

windows7-x64

10

winprofile

windows10-1703-x64

10

Sharing

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General

  • Target

    66279c22a4fc8671cbf5e2aa2790c0a869921b12600d3d55e4056e5da81ee678

  • Size

    737KB

  • Sample

    240205-fh6w4sbbd9

  • MD5

    93c82a57837aae4227b65a84b2e7c787

  • SHA1

    469d0f9920d93029c4cdf2832d0df9939a17e5e4

  • SHA256

    66279c22a4fc8671cbf5e2aa2790c0a869921b12600d3d55e4056e5da81ee678

  • SHA512

    be00ea6ed8b6c3948374d46a83873adf9f40af21db5dd42985fe736dc46cb03fe72ceb8b5593aa7f30937fd92d064486b3856afd5892f1c67b518e26eba0ae64

  • SSDEEP

    12288:Q2IwAVLmgpXICA9qcs0gsq8TgvHDVEk25wZ5C2UGhh6a+Wh7P3auMkTQ9ymQAd:dAVLmAXku0gs6HDVEkXZ52Ghh9+23hQ

Score
10/10
djvuvidar1b9d7ec5a25ab9d78c31777a0016a097discoverypersistenceransomwarestealer

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .cdcc

  • offline_id

    LBxKKiegnAy53rpqH3Pj2j46vwldiEt9kqHSuMt1

  • payload_url

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

    http://habrafa.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-iVcrVFVRqu Price of private key and decrypt software is $1999. Discount 50% available if you contact us first 72 hours, that's price for you is $999. 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: 0846ASdw

rsa_pubkey.plain

Extracted

Family

vidar

Version

7.6

Botnet

1b9d7ec5a25ab9d78c31777a0016a097

C2

https://t.me/tvrugrats

https://steamcommunity.com/profiles/76561199627279110
Attributes
  • profile_id_v2

    1b9d7ec5a25ab9d78c31777a0016a097

Targets

    • Target

      66279c22a4fc8671cbf5e2aa2790c0a869921b12600d3d55e4056e5da81ee678

    • Size

      737KB

    • MD5

      93c82a57837aae4227b65a84b2e7c787

    • SHA1

      469d0f9920d93029c4cdf2832d0df9939a17e5e4

    • SHA256

      66279c22a4fc8671cbf5e2aa2790c0a869921b12600d3d55e4056e5da81ee678

    • SHA512

      be00ea6ed8b6c3948374d46a83873adf9f40af21db5dd42985fe736dc46cb03fe72ceb8b5593aa7f30937fd92d064486b3856afd5892f1c67b518e26eba0ae64

    • SSDEEP

      12288:Q2IwAVLmgpXICA9qcs0gsq8TgvHDVEk25wZ5C2UGhh6a+Wh7P3auMkTQ9ymQAd:dAVLmAXku0gs6HDVEkXZ52Ghh9+23hQ

    Score
    10/10
    djvuvidar1b9d7ec5a25ab9d78c31777a0016a097discoverypersistenceransomwarestealer

    • Detect Vidar Stealer

      stealer

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Adds Run key to start application

      persistence

    • 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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks