Overview

overview

10

Static

static

3

373dbc2f5f...98.exe

windows7-x64

10

373dbc2f5f...98.exe

windows10-2004-x64

10

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General

  • Target

    373dbc2f5f92e4b275e9a6716b432d98.exe

  • Size

    757KB

  • Sample

    240308-yt1tcafg6s

  • MD5

    373dbc2f5f92e4b275e9a6716b432d98

  • SHA1

    a74b2bce1c8d9d89ec0cb5c80d4df3cad0a1480b

  • SHA256

    9f24cff00ff55730e61d9fd9a182f92f272735ba6ce55bc93bdc7ea24424dc42

  • SHA512

    d79ae6ca8f2fd0e8a2626b10167a93c97e72f6ac89f51d2ceaba8258322e97ac0997b6b6276f728aa876e7fe30222a4423df25b16c5c69bf8787df095690ee63

  • SSDEEP

    12288:OHJ05KhRStp9kf6pXA1BBoC+iW1UGIKYwpppP+MIzPcyWtnUjGrOv9hQsN/S/lS:n5KhYg6pQ17oC+e5wppBXIoNtUkOvQsl

Score
10/10
djvuvidare2da5861d01d391b927839bbec00e666discoverypersistenceransomwarestealer

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .nood

  • 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: 0855PsawqS

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

      373dbc2f5f92e4b275e9a6716b432d98.exe

    • Size

      757KB

    • MD5

      373dbc2f5f92e4b275e9a6716b432d98

    • SHA1

      a74b2bce1c8d9d89ec0cb5c80d4df3cad0a1480b

    • SHA256

      9f24cff00ff55730e61d9fd9a182f92f272735ba6ce55bc93bdc7ea24424dc42

    • SHA512

      d79ae6ca8f2fd0e8a2626b10167a93c97e72f6ac89f51d2ceaba8258322e97ac0997b6b6276f728aa876e7fe30222a4423df25b16c5c69bf8787df095690ee63

    • SSDEEP

      12288:OHJ05KhRStp9kf6pXA1BBoC+iW1UGIKYwpppP+MIzPcyWtnUjGrOv9hQsN/S/lS:n5KhYg6pQ17oC+e5wppBXIoNtUkOvQsl

    Score
    10/10
    djvuvidare2da5861d01d391b927839bbec00e666discoverypersistenceransomwarestealer

    • Detect Vidar Stealer

      stealer

    • 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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • 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