Overview

overview

10

Static

static

3

bd6d17b669...9e.exe

windows10-2004-x64

10

bd6d17b669...9e.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    bd6d17b6695360291ff23bfe1417ec8413d9ff11b7db8a8475c248109506a09e.exe
  • Size 775KB
  • Sample260824-e4m6fsshld
  • SHA256 bd6d17b6695360291ff23bfe1417ec8413d9ff11b7db8a8475c248109506a09e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
bdaejecdjvuaspackv2backdoordiscoveryexecutionpersistenceransomware

Malware Config

Extracted

Family

  • djvu

C2

  • http://fuyt.org/test1/get.php

Attributes
  • extension

    .wdlo

  • offline_id

    i0fXrUHVihm5xsI9Icg243YMPJqd748Ocimkyjt1

  • payload_url

    http://zerit.top/dl/build2.exe

    http://fuyt.org/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-0S984cQ4B3 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: 0430JIjdm

rsa_pubkey.plain

Extracted

Family

  • bdaejec

C2

  • ddos.dnsnb8.net

Targets

    • Target
      bd6d17b6695360291ff23bfe1417ec8413d9ff11b7db8a8475c248109506a09e.exe
    • Size 775KB
    • SHA256 bd6d17b6695360291ff23bfe1417ec8413d9ff11b7db8a8475c248109506a09e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    aspackv2backdoordiscoveryexecutionbdaejecdjvupersistenceransomware

    • Detected Djvu ransomware

    • Detects Bdaejec Backdoor.

      Bdaejec is backdoor written in C++.

    • Family: Bdaejec

      Bdaejec is a backdoor written in C++.

      backdoorbdaejec

    • Family: Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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.

      discovery

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks