General

  • Target

    bca769d22e45023670f3ad3400433d0d78dd623c110011c4b190d8008151cf99

  • Size

    702KB

  • Sample

    221130-x53awabg3t

  • MD5

    1f0d8a1cf1e20def4144395d5864e155

  • SHA1

    2d9002a2a89d11eee290c6553580bedbdb5c67e2

  • SHA256

    bca769d22e45023670f3ad3400433d0d78dd623c110011c4b190d8008151cf99

  • SHA512

    60a8ae177e1ae633ff216a2c42f0df8aa57e697e552cf94ca750e749d21466260cbf2eaa64dccb12c7bd1d51935d634c2b048e5f01e405a81fb3c46c0d9be692

  • SSDEEP

    12288:lMVgW0uPLC4/Ur771/lkIK6w34bzBuaiQqC238MU7dUazvmww/RIDdAXdR9xCH:egWdFq77Jl46S2uBQqLVUWazud8wP

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .uyro

  • offline_id

    HtkmULXEgJoZa495hFUJlvKCD0OwnxklbkoITjt1

  • payload_url

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

    http://fresherlights.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-5UcwRdS3ED 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: 0609djfsieE

rsa_pubkey.plain

Extracted

Family

vidar

Version

56

Botnet

517

C2

https://t.me/asifrazatg

https://steamcommunity.com/profiles/76561199439929669

Attributes
  • profile_id

    517

Targets

    • Target

      bca769d22e45023670f3ad3400433d0d78dd623c110011c4b190d8008151cf99

    • Size

      702KB

    • MD5

      1f0d8a1cf1e20def4144395d5864e155

    • SHA1

      2d9002a2a89d11eee290c6553580bedbdb5c67e2

    • SHA256

      bca769d22e45023670f3ad3400433d0d78dd623c110011c4b190d8008151cf99

    • SHA512

      60a8ae177e1ae633ff216a2c42f0df8aa57e697e552cf94ca750e749d21466260cbf2eaa64dccb12c7bd1d51935d634c2b048e5f01e405a81fb3c46c0d9be692

    • SSDEEP

      12288:lMVgW0uPLC4/Ur771/lkIK6w34bzBuaiQqC238MU7dUazvmww/RIDdAXdR9xCH:egWdFq77Jl46S2uBQqLVUWazud8wP

    • 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