Overview

overview

10

Static

static

3

winprofile

windows7-x64

10

winprofile

windows10-1703-x64

10

Sharing

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General

  • Target

    bc22f0efc611f2b273dd8bf6eccab09f65571efafc4090dac11aa0252f5e38ed

  • Size

    742KB

  • Sample

    230820-ffygysfa3s

  • MD5

    11492b2a9c72c598a300ed3481b98383

  • SHA1

    96c0a4c0a3355758f68f8c48068bdeb1ed6e5b27

  • SHA256

    bc22f0efc611f2b273dd8bf6eccab09f65571efafc4090dac11aa0252f5e38ed

  • SHA512

    c6b7e76202c2eb121ed7ee1b7e02cf352bcc599229c7cc40f503037ed4f5f9e6ade760cc41d1fd50a675baca711031b89e52f6d18a843f0c20c4a89e9b4194c1

  • SSDEEP

    12288:g0krDaezOpKrKdTbaJg6GJeA9brqqhRO8CTPI4HNX4Qqp2dXqxt2Vhr/pz:gTrUKifaG9JezSoTujpF2dz

Score
10/10
djvuvidar35aa2808fb90f9e9dac907e1be77f310discoverypersistenceransomwarespywarestealer

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

      bc22f0efc611f2b273dd8bf6eccab09f65571efafc4090dac11aa0252f5e38ed

    • Size

      742KB

    • MD5

      11492b2a9c72c598a300ed3481b98383

    • SHA1

      96c0a4c0a3355758f68f8c48068bdeb1ed6e5b27

    • SHA256

      bc22f0efc611f2b273dd8bf6eccab09f65571efafc4090dac11aa0252f5e38ed

    • SHA512

      c6b7e76202c2eb121ed7ee1b7e02cf352bcc599229c7cc40f503037ed4f5f9e6ade760cc41d1fd50a675baca711031b89e52f6d18a843f0c20c4a89e9b4194c1

    • SSDEEP

      12288:g0krDaezOpKrKdTbaJg6GJeA9brqqhRO8CTPI4HNX4Qqp2dXqxt2Vhr/pz:gTrUKifaG9JezSoTujpF2dz

    Score
    10/10
    djvuvidar35aa2808fb90f9e9dac907e1be77f310discoverypersistenceransomwarespywarestealer

    • 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

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses 2FA software files, possible credential harvesting

      spywarestealer

    • 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