Overview

overview

10

Static

static

3

JaffaCakes...f7.exe

windows7-x64

10

JaffaCakes...f7.exe

windows10-2004-x64

10

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General

  • Target

    JaffaCakes118_468e14503ccc7db47f87533c9a4147f7

  • Size

    780KB

  • Sample

    250107-b69wfszqdm

  • MD5

    468e14503ccc7db47f87533c9a4147f7

  • SHA1

    5ad83d44064214d0d32b6bba580d76d54b404a9b

  • SHA256

    40b9fd94cc55d53f7e386153ec83f25b312abfb7acdad208105c760e74fc814a

  • SHA512

    4b7f0a135059ed177fa692dedf697d6941b50bacf32613e07a55b9c743a10ddf2a11a6e5fd4ea8b0b475755bb896d6ce1494d5b3eb219c913cc7be79c43200e1

  • SSDEEP

    12288:X+yy1ob1Wk7JJTYQStLp9M14DIHeEEFzxrmaQGi/cdlQLyLrylm+uenZURlOwZGS:/NpW3QStm4DUHEFFmaejy/+uNBsE

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .maql

  • offline_id

    xcdIdDNFh62dy3iJsba1COhcfDENsbjPHQQ2Eht1

  • payload_url

    http://znpst.top/dl/build2.exe

    http://rlrz.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-pk3SGFlmek 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: 0340gSd743d

rsa_pubkey.plain

Targets

    • Target

      JaffaCakes118_468e14503ccc7db47f87533c9a4147f7

    • Size

      780KB

    • MD5

      468e14503ccc7db47f87533c9a4147f7

    • SHA1

      5ad83d44064214d0d32b6bba580d76d54b404a9b

    • SHA256

      40b9fd94cc55d53f7e386153ec83f25b312abfb7acdad208105c760e74fc814a

    • SHA512

      4b7f0a135059ed177fa692dedf697d6941b50bacf32613e07a55b9c743a10ddf2a11a6e5fd4ea8b0b475755bb896d6ce1494d5b3eb219c913cc7be79c43200e1

    • SSDEEP

      12288:X+yy1ob1Wk7JJTYQStLp9M14DIHeEEFzxrmaQGi/cdlQLyLrylm+uenZURlOwZGS:/NpW3QStm4DUHEFFmaejy/+uNBsE

    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