Overview

overview

10

Static

static

3

ed2fd71789...35.exe

windows7-x64

10

ed2fd71789...35.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ed2fd71789f08260d4fee1685ef35e0b1090e4b4b3667851a021c99364a86b35.exe

  • Size

    710KB

  • Sample

    240522-xm98rsch3s

  • MD5

    3b8a963e6b19ad273243a1a31c8daca5

  • SHA1

    a1e84e3b6d68892d95427fb0d2602982b0ed3763

  • SHA256

    ed2fd71789f08260d4fee1685ef35e0b1090e4b4b3667851a021c99364a86b35

  • SHA512

    c7560121fa534a6945eca35a395e57683157ce2942e9bfebc69bad16013c2c864e3bf2b8f7b39a6dbdfa4a00d6d63cefbec785b6cdaa844123c97b44999f6561

  • SSDEEP

    12288:uZFvwaeEjEzNrkoB7l2sBag8RObTEJtV8iHBB3d6cGdAQ9GWmJK4nVDq8Xw7K5qg:uZFYnEjGNwoB7fdzEJt2iHBBMRdLEJKU

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://cajgtus.com/test2/get.php

Attributes
  • extension

    .vehu

  • offline_id

    EGfa5svnSGFJka7LZBQoqff0QtO1IpTauoDvGvt1

  • payload_url

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

    http://cajgtus.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/33b490a613f49fa190924f199d2c079e20240512191214/caaf73 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: 0872PsawqS

rsa_pubkey.plain

Targets

    • Target

      ed2fd71789f08260d4fee1685ef35e0b1090e4b4b3667851a021c99364a86b35.exe

    • Size

      710KB

    • MD5

      3b8a963e6b19ad273243a1a31c8daca5

    • SHA1

      a1e84e3b6d68892d95427fb0d2602982b0ed3763

    • SHA256

      ed2fd71789f08260d4fee1685ef35e0b1090e4b4b3667851a021c99364a86b35

    • SHA512

      c7560121fa534a6945eca35a395e57683157ce2942e9bfebc69bad16013c2c864e3bf2b8f7b39a6dbdfa4a00d6d63cefbec785b6cdaa844123c97b44999f6561

    • SSDEEP

      12288:uZFvwaeEjEzNrkoB7l2sBag8RObTEJtV8iHBB3d6cGdAQ9GWmJK4nVDq8Xw7K5qg:uZFYnEjGNwoB7fdzEJt2iHBBMRdLEJKU

    Score
    10/10
    djvudiscoverypersistenceransomware

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Checks computer location settings

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

    • 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