Overview

overview

10

Static

static

3

dridex

windows10-2004-x64

10

Sharing

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General

  • Target
    aacc6a6512230da99d11da39e9f8b97fbfc294aea6b7d6886e92e0320e5a3f42
  • Size 784KB
  • Sample230806-nvf58abc8x
  • SHA256 aacc6a6512230da99d11da39e9f8b97fbfc294aea6b7d6886e92e0320e5a3f42
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
djvuvidar183caee054f0a0bfc81780194d9bc7cbdiscoverypersistenceransomwarespywarestealer

Malware Config

Extracted

Family

  • djvu

C2

  • http://zexeq.com/test1/get.php

Attributes
  • extension

    .yyza

  • offline_id

    UcKp2U8xIAuhirf1rVzlXed6KBYXf0O1WXF2njt1

  • 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-xZJtZ8PDb2 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: 0756JOsie

rsa_pubkey.plain

Extracted

Family

  • vidar

Version

  • 5

Botnet

  • 183caee054f0a0bfc81780194d9bc7cb

C2

  • https://t.me/versozaline

  • https://steamcommunity.com/profiles/76561199532186526

Attributes
  • profile_id_v2

    183caee054f0a0bfc81780194d9bc7cb

  • user_agent

    Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/111.0

Targets

    • Target
      aacc6a6512230da99d11da39e9f8b97fbfc294aea6b7d6886e92e0320e5a3f42
    • Size 784KB
    • SHA256 aacc6a6512230da99d11da39e9f8b97fbfc294aea6b7d6886e92e0320e5a3f42
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    djvuvidar183caee054f0a0bfc81780194d9bc7cbdiscoverypersistenceransomwarespywarestealer

    • 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

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks