Overview

overview

10

Static

static

3

winprofile

windows7-x64

10

winprofile

windows10-1703-x64

10

Sharing

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General

  • Target

    1cb53aea2de9f1eec1e57c213ab26494e73580fbf03d7d3413db09bded680de7

  • Size

    817KB

  • Sample

    240507-2elbwsbd9y

  • MD5

    448f59f13d35b3dbeb22e4595a65e73d

  • SHA1

    1eaabeefaa29d9471fcf7b12027e5a8c34bc8055

  • SHA256

    1cb53aea2de9f1eec1e57c213ab26494e73580fbf03d7d3413db09bded680de7

  • SHA512

    1d196737ad8ec66a6a9bdfdb1ae8be36c6e9d672dc3e39af2ae306ca04fe8fd1c8d6cb332352ad64de2cd3f70f068843e7f217a17694dc78dcd915ee1a6e5473

  • SSDEEP

    12288:53ejEV2Hmv6undB7k5ZSpP1gVJESArszthCUBFh5dsAm8LUH4ctYftWbDRK0:tiGB7k3kd1PrsDFBNiQIH4bfSD

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .bgjs

  • offline_id

    Z6iwSvCoAt8T8K2ROxecuXHPNHv7eDyWrc8Ks7t1

  • 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/54cdfd152fe98eedb628a1f4ddb7076420240421150208/403a27 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: 0863PsawqS

rsa_pubkey.plain

Targets

    • Target

      1cb53aea2de9f1eec1e57c213ab26494e73580fbf03d7d3413db09bded680de7

    • Size

      817KB

    • MD5

      448f59f13d35b3dbeb22e4595a65e73d

    • SHA1

      1eaabeefaa29d9471fcf7b12027e5a8c34bc8055

    • SHA256

      1cb53aea2de9f1eec1e57c213ab26494e73580fbf03d7d3413db09bded680de7

    • SHA512

      1d196737ad8ec66a6a9bdfdb1ae8be36c6e9d672dc3e39af2ae306ca04fe8fd1c8d6cb332352ad64de2cd3f70f068843e7f217a17694dc78dcd915ee1a6e5473

    • SSDEEP

      12288:53ejEV2Hmv6undB7k5ZSpP1gVJESArszthCUBFh5dsAm8LUH4ctYftWbDRK0:tiGB7k3kd1PrsDFBNiQIH4bfSD

    Score
    10/10
    djvudiscoverypersistenceransomware

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • 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