General

  • Target

    8b86811785a4602116c402da998f7f7c5bbd015a9c964c63551f3f0343dec654

  • Size

    658KB

  • Sample

    230217-t493jsfh4x

  • MD5

    7375916b97e3a069f050bb3f86944313

  • SHA1

    1097bce549a8a1d45ccf8bd3b1344e607e1f0cbe

  • SHA256

    8b86811785a4602116c402da998f7f7c5bbd015a9c964c63551f3f0343dec654

  • SHA512

    97e5b87268de803bfd5a4daaf616813ea84ad037765574524174e041b4567940c9de539c7b3c8da3aaa72a64d71699cd8be9cda932ef331a8deb16d2d155da72

  • SSDEEP

    12288:M4BDCVv23SuBb+kwmkTq1mubUrbpjjJpynITGfQ831Ocy1Jla6Gt3oLCBHT:M4b3SuBtOTq1urNiITGfQ83mJ43oLCBz

Malware Config

Extracted

Family

djvu

C2

http://jiqaz.com/lancer/get.php

Attributes
  • extension

    .hhoo

  • offline_id

    dMMXkgwQTycP13C5xwPbHDSzhx1ZxiPgIMZXewt1

  • payload_url

    http://uaery.top/dl/build2.exe

    http://jiqaz.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-UQkYLBSiQ4 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: 0648JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

2.5

Botnet

19

Attributes
  • profile_id

    19

Targets

    • Target

      8b86811785a4602116c402da998f7f7c5bbd015a9c964c63551f3f0343dec654

    • Size

      658KB

    • MD5

      7375916b97e3a069f050bb3f86944313

    • SHA1

      1097bce549a8a1d45ccf8bd3b1344e607e1f0cbe

    • SHA256

      8b86811785a4602116c402da998f7f7c5bbd015a9c964c63551f3f0343dec654

    • SHA512

      97e5b87268de803bfd5a4daaf616813ea84ad037765574524174e041b4567940c9de539c7b3c8da3aaa72a64d71699cd8be9cda932ef331a8deb16d2d155da72

    • SSDEEP

      12288:M4BDCVv23SuBb+kwmkTq1mubUrbpjjJpynITGfQ831Ocy1Jla6Gt3oLCBHT:M4b3SuBtOTq1urNiITGfQ83mJ43oLCBz

    • 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

    • 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