Overview

overview

10

Static

static

3

3eac85459e...ab.exe

windows7-x64

10

3eac85459e...ab.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_63feb06b82ab8b1e98679b303f91a6231e551fbbf01cc4bc48bfba5980f30d33

  • Size

    677KB

  • Sample

    241230-d5jc8axjay

  • MD5

    4405120ee64bd755cf9980cf8b3c9749

  • SHA1

    02c00aebeb743e5ffbed140e21baf96108f3b6f2

  • SHA256

    63feb06b82ab8b1e98679b303f91a6231e551fbbf01cc4bc48bfba5980f30d33

  • SHA512

    c422774d16efbd18b0d20c5afddd15d506a11d75b124a4e905b6a34307725ab6d690ae9bded405545ea23fab6977db7c3f3cfabe97574c5bad5a0a636d6a7a25

  • SSDEEP

    12288:Iw/mYGp1NimFQ/f/Fkhj6ofKfcT1mZG2eD5ppt5d0lwLuE:ISmYGp1NimFQ/f+16cCckZG/VrKlwLuE

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://acacaca.org/fhsgtsspen6/get.php

Attributes
  • extension

    .vveo

  • offline_id

    rE5LpDv2ftYRXAo7bC18EpzfRMTHSGjgfyIMfZt1

  • payload_url

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

    http://acacaca.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-QsoSRIeAK6 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: 0533Jhyjd

rsa_pubkey.plain

Targets

    • Target

      3eac85459e4de2a6ab0b4703278e728920f4bc1bf2d0ed5454e8f5f02a0a78ab

    • Size

      814KB

    • MD5

      293d130d2a76caf1890cd4e14b235bfb

    • SHA1

      68f3bc6281107181de6f7f0e22ceebe1d478d038

    • SHA256

      3eac85459e4de2a6ab0b4703278e728920f4bc1bf2d0ed5454e8f5f02a0a78ab

    • SHA512

      4d8d15f5a939f143bdb88fdc204fd8a51b72dd045a5731b4b105f2cab0fa4f13de0a08df1115948857f42670d82d31cae6cb411987033af5af87b60e2722af14

    • SSDEEP

      24576:8uJI75bMVNiwFQ/fG1mW4CwZWzVlIlwCF:8uJNNioxACwAVlSz

    Score
    10/10
    djvudiscoverypersistenceransomware

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Djvu family

      djvu

    • 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