General

  • Target

    0b780f2f177a4e7295595e660c059f01eca9594bcb2edc823244d2769fee62b0

  • Size

    690KB

  • Sample

    240308-ffed3sgd7s

  • MD5

    3b53518031ee8e3f43124bad90b4f12d

  • SHA1

    d3a74b228acc4088f53c26cf366ebabdc4f5e988

  • SHA256

    0b780f2f177a4e7295595e660c059f01eca9594bcb2edc823244d2769fee62b0

  • SHA512

    5fbb985def338a4920d29677d89a1d9d480be4744d1047486b27901b218faccb9dcd8ed0da171f24feefbc0819bf3ea8dba4f11710f759f9a4e3e03ffc5545cc

  • SSDEEP

    12288:5UmRMbhz+Cu/zQ6DXLuzEMhGtAyPgz1fPYm0nXg84LjY05oE9hWMIp3ka:bRM96Cz90tAL1Ym0nXgdb5oAUnr

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .wisz

  • offline_id

    4p0Nzrg1q0ND5of5Gtp2UBjthSXuE8VxnMrd4vt1

  • payload_url

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

    http://sajdfue.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. Do not ask assistants from youtube and recovery data sites for help in recovering your data. They can use your free decryption quota and scam you. Our contact is emails in this text document only. You can get and look video overview decrypt tool: https://wetransfer.com/downloads/a832401adcd58098c699f768ffea4f1720240305114308/7e601a Price of private key and decrypt software is $999. Discount 50% available if you contact us first 72 hours, that's price for you is $499. 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: 0853PsawqS

rsa_pubkey.plain

Extracted

Family

vidar

Version

8.1

Botnet

e2da5861d01d391b927839bbec00e666

C2

https://steamcommunity.com/profiles/76561199649267298

https://t.me/uprizin

Attributes
  • profile_id_v2

    e2da5861d01d391b927839bbec00e666

  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36 OPR/96.0.0.0

Targets

    • Target

      0b780f2f177a4e7295595e660c059f01eca9594bcb2edc823244d2769fee62b0

    • Size

      690KB

    • MD5

      3b53518031ee8e3f43124bad90b4f12d

    • SHA1

      d3a74b228acc4088f53c26cf366ebabdc4f5e988

    • SHA256

      0b780f2f177a4e7295595e660c059f01eca9594bcb2edc823244d2769fee62b0

    • SHA512

      5fbb985def338a4920d29677d89a1d9d480be4744d1047486b27901b218faccb9dcd8ed0da171f24feefbc0819bf3ea8dba4f11710f759f9a4e3e03ffc5545cc

    • SSDEEP

      12288:5UmRMbhz+Cu/zQ6DXLuzEMhGtAyPgz1fPYm0nXg84LjY05oE9hWMIp3ka:bRM96Cz90tAL1Ym0nXgdb5oAUnr

    • Detect Vidar Stealer

    • 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

    • Adds Run key to start application

    • 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 v15

Tasks