Overview

overview

10

Static

static

3

615fc4386c...18.exe

windows7-x64

10

615fc4386c...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    615fc4386c424b7cfd695ea56244b90c_JaffaCakes118

  • Size

    773KB

  • Sample

    241020-kt566szbnc

  • MD5

    615fc4386c424b7cfd695ea56244b90c

  • SHA1

    a4e961c34abcfc25c348a29ac647a1f6b357f7d5

  • SHA256

    9d45043266ad627224c951cb91f37261bc7bd393aa8ce87a39e8b42f3a543dbf

  • SHA512

    0e51a60826a6ab416f2a19b437ff543f0b6818bc6a501907fa6eb2c70d4c8035ad9fa549c26f53dee426af663f8945a065a2d332d7c047d92b9c2aa78814d2fe

  • SSDEEP

    12288:Gs9OFhQ8y+cdylI0Ec5i1uAA9MQ7gwn+D79xS5nR+T9gghW7GGWAu9E329C5zT:Gs9Ojg6lREzeMrwn3nWGghWpa9G

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://astdg.top/fhsgtsspen6/get.php

Attributes
  • extension

    .nooa

  • offline_id

    PLtnD1U6oAmgxgJ2nJik1mY9SwUQg07CiN0zSet1

  • payload_url

    http://securebiz.org/dl/build2.exe

    http://astdg.top/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-CnI3tI6Ktv 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: 0322gDrgo

rsa_pubkey.plain

Targets

    • Target

      615fc4386c424b7cfd695ea56244b90c_JaffaCakes118

    • Size

      773KB

    • MD5

      615fc4386c424b7cfd695ea56244b90c

    • SHA1

      a4e961c34abcfc25c348a29ac647a1f6b357f7d5

    • SHA256

      9d45043266ad627224c951cb91f37261bc7bd393aa8ce87a39e8b42f3a543dbf

    • SHA512

      0e51a60826a6ab416f2a19b437ff543f0b6818bc6a501907fa6eb2c70d4c8035ad9fa549c26f53dee426af663f8945a065a2d332d7c047d92b9c2aa78814d2fe

    • SSDEEP

      12288:Gs9OFhQ8y+cdylI0Ec5i1uAA9MQ7gwn+D79xS5nR+T9gghW7GGWAu9E329C5zT:Gs9Ojg6lREzeMrwn3nWGghWpa9G

    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