Overview

overview

10

Static

static

3

40b580b821...d8.exe

windows7-x64

10

40b580b821...d8.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_6450c7904185c1ca0cbab2b68e01480a88d66f12932dfec1cd38f78732c84b94

  • Size

    677KB

  • Sample

    241221-23m6dssrht

  • MD5

    65514fda70d8ea08a30b3fb8e082c6fd

  • SHA1

    93f3c4a6c6843b78b77542fd1e3999279a0e9b52

  • SHA256

    6450c7904185c1ca0cbab2b68e01480a88d66f12932dfec1cd38f78732c84b94

  • SHA512

    305da6e1ac58f9c3deb1797ea19fbbb1bd147e5d0efe3bdc11c759d35ed4cf6db6bb3c80a49a1dfb50d9c5c064c6e0178d23c94f999437477577ebdb48a40359

  • SSDEEP

    12288:sOwmcNBr/fmYuGJAmHwqBip84kNuVktZl2LWFUYEvaw4jrcBa+Gu:Fcv3mY3An8VhTl1lvjrWaNu

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

      40b580b821bd77cfaf9a5631fd0db4dcda03c20c14b67f89ac830fa44e3b91d8

    • Size

      814KB

    • MD5

      ec49d0d6584ba79f72dbffdad790070c

    • SHA1

      d8d381cd759aa1cf97a4c7c04d2a21896c8d9a98

    • SHA256

      40b580b821bd77cfaf9a5631fd0db4dcda03c20c14b67f89ac830fa44e3b91d8

    • SHA512

      091f8989be60fe709f44316c22a5407da953a86c0baa2d34249fa137bc2d9eb1907b7ec5278d76ee79c4581344a6c74842c8b8363bf81161f0a60d3d26d22dd5

    • SSDEEP

      12288:Dbxu/HPMXlGrLpNfrRfmYugJomnyqNiv+4kNuJktHlELWVUYEvUw4tVcp4b:gHok911mYTo9+VvVlP1vtVP

    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