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Overview

overview

10

Static

static

3

JaffaCakes...90.exe

windows7-x64

10

JaffaCakes...90.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_0a2f4cc3922592b886e164a0a87b711a708d39d57ddb8283d99f1fa7467ef090

  • Size

    726KB

  • Sample

    241228-2ttxkstqbt

  • MD5

    e38d1addd662e41f144c741a67939dae

  • SHA1

    e305c98c5651031d31a71b0c7b787235929acac1

  • SHA256

    0a2f4cc3922592b886e164a0a87b711a708d39d57ddb8283d99f1fa7467ef090

  • SHA512

    2fcb3ce92945495f96a43a50ffd12fb5341a704c04df8b1d98ec051d94f79be21fa527fac26eaaa5514133c9ca0b5de2c4c125125c44d524f86de8a96ffb7cb4

  • SSDEEP

    12288:q12jelgrKLxwzdU1IcREHl80MZ8g8+Hq4aujhn/WPnSYE4aO3xOh2WHgXp7B:q1keSWLCpU1IBC3xH/xN0nSYE4aSO

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .dmay

  • offline_id

    Xe4NOamOTHZrARTiL9dfVzAylFrEWLGGbr2dngt1

  • 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-FT7BNVbXC9 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: 0458JIjdm

rsa_pubkey.plain

Targets

    • Target

      JaffaCakes118_0a2f4cc3922592b886e164a0a87b711a708d39d57ddb8283d99f1fa7467ef090

    • Size

      726KB

    • MD5

      e38d1addd662e41f144c741a67939dae

    • SHA1

      e305c98c5651031d31a71b0c7b787235929acac1

    • SHA256

      0a2f4cc3922592b886e164a0a87b711a708d39d57ddb8283d99f1fa7467ef090

    • SHA512

      2fcb3ce92945495f96a43a50ffd12fb5341a704c04df8b1d98ec051d94f79be21fa527fac26eaaa5514133c9ca0b5de2c4c125125c44d524f86de8a96ffb7cb4

    • SSDEEP

      12288:q12jelgrKLxwzdU1IcREHl80MZ8g8+Hq4aujhn/WPnSYE4aO3xOh2WHgXp7B:q1keSWLCpU1IBC3xH/xN0nSYE4aSO

    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