Overview

overview

10

Static

static

3

JaffaCakes...99.exe

windows7-x64

10

JaffaCakes...99.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_22ef88d97554f34749921b8e4e01e81482e2f0c8c673ac796fcd62c8944b5499

  • Size

    783KB

  • Sample

    241225-yn4caavpdz

  • MD5

    28d0c545643e56f3b3ba219e8f1e1785

  • SHA1

    5496960579a5289fff5aec228a3d1a641395e74e

  • SHA256

    22ef88d97554f34749921b8e4e01e81482e2f0c8c673ac796fcd62c8944b5499

  • SHA512

    37e62162e1e79edaa677c43f8ad124049a646b1b048dcf9fcaf54ccb69f24372a7619be27746d33170dcf73a27247664d0e5f493b9584bbfd49a79818693c41d

  • SSDEEP

    24576:MN23s8q6VJcTE1GbspcmEtVlg/iikq5/:Q6VuEqKcFtVmu2/

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

      JaffaCakes118_22ef88d97554f34749921b8e4e01e81482e2f0c8c673ac796fcd62c8944b5499

    • Size

      783KB

    • MD5

      28d0c545643e56f3b3ba219e8f1e1785

    • SHA1

      5496960579a5289fff5aec228a3d1a641395e74e

    • SHA256

      22ef88d97554f34749921b8e4e01e81482e2f0c8c673ac796fcd62c8944b5499

    • SHA512

      37e62162e1e79edaa677c43f8ad124049a646b1b048dcf9fcaf54ccb69f24372a7619be27746d33170dcf73a27247664d0e5f493b9584bbfd49a79818693c41d

    • SSDEEP

      24576:MN23s8q6VJcTE1GbspcmEtVlg/iikq5/:Q6VuEqKcFtVmu2/

    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