Overview

overview

10

Static

static

3

5d5cadb347...be.exe

windows7-x64

10

5d5cadb347...be.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_2432e66cc4270a4783b2034ecc3733d93c4195b7f593dd037f6023cb9c4e90a1

  • Size

    678KB

  • Sample

    241229-crmytayrfs

  • MD5

    8aef8323a3b7622a02c7a234325d83be

  • SHA1

    552d2e27d097e9a821100d3b56814697f9e3a7b2

  • SHA256

    2432e66cc4270a4783b2034ecc3733d93c4195b7f593dd037f6023cb9c4e90a1

  • SHA512

    d38c36c75103179ec8602111344ec50d212212901a603d6aa3c2508ef3b2a83c71c3f46a3612427a8c8f3265b0e5d72205a8f377191a79e5703f826ebeba562e

  • SSDEEP

    12288:9FlK51yBdlehS8JiuCEi3R2AOtjcybUq44UZ:RqsdkhSqPCEix1q44k

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

      5d5cadb347ffde8f0c51d87e4e3c20425e0ab0303b1bad2629ba5826e8f814be

    • Size

      816KB

    • MD5

      f03ed8fa824e035977f441d622d6a9aa

    • SHA1

      1d71d5e366ff74f1347d53111288cb3e405f6fa8

    • SHA256

      5d5cadb347ffde8f0c51d87e4e3c20425e0ab0303b1bad2629ba5826e8f814be

    • SHA512

      0884334e00e15e35217a4370c0d48b40757def759b09f118a10a550f416ac366b91218ead1957eebec0b861ad558e6c1e51b62a408288d164e02e6b305fca366

    • SSDEEP

      12288:SP5rniagxGSBV8NvGBFlUhg8JiuC2i1n2AOtrcQlUqPofc:In2xMNeFihgqPC2iFfqCc

    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