Overview

overview

10

Static

static

3

JaffaCakes...88.exe

windows7-x64

10

JaffaCakes...88.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_417bb5ae55f1805a79dbc63fffc5ce5ffc7667559ccdf014fbd8aedfc489f088

  • Size

    767KB

  • Sample

    241229-p77z5ssjhz

  • MD5

    e16c6471cf73ccda4e5bcc0da7f6059d

  • SHA1

    1b01d1b56f2211fc97de796bd67a1b23162394ff

  • SHA256

    417bb5ae55f1805a79dbc63fffc5ce5ffc7667559ccdf014fbd8aedfc489f088

  • SHA512

    44ce9e11e0de0386ae108bdd78c63ca461248ed14fdc100c8d0af963626a7bd7e0521a8a17184b4cafb3abe6d600c9f42c66c07f7e9e0c56f2530db3b857b091

  • SSDEEP

    12288:LClcVJ68NFGrukos2wihYDvIb9Z7oYRSuHcXwv79GzCppNB+/IPGWnnYa7kbPXdY:zVZEwj5YDQLUxXwvAC3u/IPGWnYacPXP

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .nuhb

  • offline_id

    PfLhykvDxmCghCq8peuxBtQ3c0QBuANi8WUkuet1

  • 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-c565B1ILoZ 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: 0453Jbdio

rsa_pubkey.plain

Targets

    • Target

      JaffaCakes118_417bb5ae55f1805a79dbc63fffc5ce5ffc7667559ccdf014fbd8aedfc489f088

    • Size

      767KB

    • MD5

      e16c6471cf73ccda4e5bcc0da7f6059d

    • SHA1

      1b01d1b56f2211fc97de796bd67a1b23162394ff

    • SHA256

      417bb5ae55f1805a79dbc63fffc5ce5ffc7667559ccdf014fbd8aedfc489f088

    • SHA512

      44ce9e11e0de0386ae108bdd78c63ca461248ed14fdc100c8d0af963626a7bd7e0521a8a17184b4cafb3abe6d600c9f42c66c07f7e9e0c56f2530db3b857b091

    • SSDEEP

      12288:LClcVJ68NFGrukos2wihYDvIb9Z7oYRSuHcXwv79GzCppNB+/IPGWnnYa7kbPXdY:zVZEwj5YDQLUxXwvAC3u/IPGWnYacPXP

    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