Overview

overview

10

Static

static

3

winprofile

windows7-x64

10

winprofile

windows10-1703-x64

10

Sharing

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General

  • Target

    924d0bebeef5b96100dc2cc8ca24c3d01c1a63a52e581139f969113a1b506966

  • Size

    777KB

  • Sample

    230804-d8vwesad4w

  • MD5

    1d9c06d30308d6824b9bc7ed47f2ea7f

  • SHA1

    a9cf94d627f2bd87030d4bbc4ba8a6efd3bfacc5

  • SHA256

    924d0bebeef5b96100dc2cc8ca24c3d01c1a63a52e581139f969113a1b506966

  • SHA512

    db4cfd593a535ff87c2c7cc6d63a9e314efde727daf18c8db91892c4624747c107270667c26b0b277b5e1618ccbee0faa9d7abd542b42fd3adb7920a7ff8a66a

  • SSDEEP

    24576:FNhDfVyK8Zy3bLkLVokbsmSjmAiqfHDso:FNht8Q3ELNbXSjmifHQo

Score
10/10
djvuvidar183caee054f0a0bfc81780194d9bc7cbdiscoverypersistenceransomwarespywarestealer

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/raud/get.php

Attributes
  • extension

    .pouu

  • offline_id

    Cr1qw6x3Gr36kVHAZvrjTBFecy9ksVLEfrUGCjt1

  • 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-MDnNtxiPM0 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: 0755JOsie

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

      924d0bebeef5b96100dc2cc8ca24c3d01c1a63a52e581139f969113a1b506966

    • Size

      777KB

    • MD5

      1d9c06d30308d6824b9bc7ed47f2ea7f

    • SHA1

      a9cf94d627f2bd87030d4bbc4ba8a6efd3bfacc5

    • SHA256

      924d0bebeef5b96100dc2cc8ca24c3d01c1a63a52e581139f969113a1b506966

    • SHA512

      db4cfd593a535ff87c2c7cc6d63a9e314efde727daf18c8db91892c4624747c107270667c26b0b277b5e1618ccbee0faa9d7abd542b42fd3adb7920a7ff8a66a

    • SSDEEP

      24576:FNhDfVyK8Zy3bLkLVokbsmSjmAiqfHDso:FNht8Q3ELNbXSjmifHQo

    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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks