Overview

overview

10

Static

static

3

JaffaCakes...dc.exe

windows7-x64

10

JaffaCakes...dc.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_65209a043e885c089853a770d3533eeea584a4c0f2d556233c581c43ffbe82dc

  • Size

    726KB

  • Sample

    241229-ntf4ts1jdm

  • MD5

    01456817b3ff990bf8aab476c338a1ea

  • SHA1

    cdc416d77e38a7a4049b5a8ccdade1cc5c6b2192

  • SHA256

    65209a043e885c089853a770d3533eeea584a4c0f2d556233c581c43ffbe82dc

  • SHA512

    a9ba7a07e3e7ee00f830b0dba837bf63208a62189207d8a2e3b8e55be5f48336bb31f5ebd8fab5b30ecdfbc61d9e17c2de3f93f0a70a94e38af0ab5982e49945

  • SSDEEP

    12288:pJxy8Or5vCXxblkNYv9hsTg74RuZvH4t8jyjqj2J9bGj1ga:pJQ31vCXxpzcTaO0YxOb

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_65209a043e885c089853a770d3533eeea584a4c0f2d556233c581c43ffbe82dc

    • Size

      726KB

    • MD5

      01456817b3ff990bf8aab476c338a1ea

    • SHA1

      cdc416d77e38a7a4049b5a8ccdade1cc5c6b2192

    • SHA256

      65209a043e885c089853a770d3533eeea584a4c0f2d556233c581c43ffbe82dc

    • SHA512

      a9ba7a07e3e7ee00f830b0dba837bf63208a62189207d8a2e3b8e55be5f48336bb31f5ebd8fab5b30ecdfbc61d9e17c2de3f93f0a70a94e38af0ab5982e49945

    • SSDEEP

      12288:pJxy8Or5vCXxblkNYv9hsTg74RuZvH4t8jyjqj2J9bGj1ga:pJQ31vCXxpzcTaO0YxOb

    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