Overview

overview

10

Static

static

3

sample.exe

windows7-x64

10

sample.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_52f1349d9dc91034ca08152506f153903d926949c04e75e7d88df756e167a5f1

  • Size

    668KB

  • Sample

    241223-pvsppazmdl

  • MD5

    226b22f59abaa82144a424a67a7ddbfc

  • SHA1

    71df889cabfe15f0361b5d499a4994d9265980aa

  • SHA256

    52f1349d9dc91034ca08152506f153903d926949c04e75e7d88df756e167a5f1

  • SHA512

    3aa6c9d501b8d081a0b588d974b53d7432754571534b9f1134749222384454cd527d7691ffd10e2fd9416457d39392b0317ee039b4e424ee3f78782f1416915f

  • SSDEEP

    12288:OKA0hBFndHbL0vjU26RWmykQqUkS/Nz7ah5VVEIarB56MIabKIn5:OT0hBFnloY26RtYqUVgjV6BVBn5

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .qpss

  • offline_id

    miqhSGmGE63yWs53FTz0fnp8eCARpnaYE3O3p2t1

  • 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-0SLhZxAjRX 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: 0448JIjdm

rsa_pubkey.plain

Targets

    • Target

      sample

    • Size

      785KB

    • MD5

      dd0fbd97cd0e421a66ede4b9feba07c7

    • SHA1

      2f60bf4743c8a87b53bbc8cd5eed505fdf57cf5d

    • SHA256

      febcdb5b76ce20f3f85fd9521913e38b0364a40a873db4b2ad5116d6b92d442d

    • SHA512

      8713d9f8f0e9615d836d9862d820393e94df42a4edc807d3c520f01f67efe0b72eb1073e882d7980b68dc9dc77384220c56e0e7edb8527f53842683aa552199c

    • SSDEEP

      12288:fE7HrnlzeBv2UFZl9bT0RDqqslGWikuqUUq/51dqh5DV2I4rBL6M/Z:Anl0rFZPYGqsl1WqUDgjD4v

    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