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Overview

overview

10

Static

static

3

2f2dec2988...18.exe

windows7-x64

10

2f2dec2988...18.exe

windows10-2004-x64

10

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General

  • Target

    2f2dec2988f4a4984494b55154b09bd8_JaffaCakes118

  • Size

    809KB

  • Sample

    240709-gf5fya1cpe

  • MD5

    2f2dec2988f4a4984494b55154b09bd8

  • SHA1

    89f05debffdf11fa7c0761698067e59afa08375b

  • SHA256

    0bdb5e571aefdfb8c27968b20aee1dbf0ec2ea1124f49efeec79a325f010923b

  • SHA512

    e0407480fb45d76442baec48ecc74a49ef6a19e718e35dc605538e5eb05a46c4e96ed4a0bac076be77e8fbe727e1ddb01f9eb7d7bdfff17358eed136f2dd1b02

  • SSDEEP

    24576:+uRdnQWxsSK0qz9ArzAEK0vz5W4MHwW2+836L:+uDxBqz9av/t7fWf

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .tisc

  • offline_id

    uFHwN7bjwCkJEeUg8JHISzLqrwudidH8XsPzHDt1

  • payload_url

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

    http://securebiz.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-1JwFK5rT39 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: 0336gSd743d

rsa_pubkey.plain

Targets

    • Target

      2f2dec2988f4a4984494b55154b09bd8_JaffaCakes118

    • Size

      809KB

    • MD5

      2f2dec2988f4a4984494b55154b09bd8

    • SHA1

      89f05debffdf11fa7c0761698067e59afa08375b

    • SHA256

      0bdb5e571aefdfb8c27968b20aee1dbf0ec2ea1124f49efeec79a325f010923b

    • SHA512

      e0407480fb45d76442baec48ecc74a49ef6a19e718e35dc605538e5eb05a46c4e96ed4a0bac076be77e8fbe727e1ddb01f9eb7d7bdfff17358eed136f2dd1b02

    • SSDEEP

      24576:+uRdnQWxsSK0qz9ArzAEK0vz5W4MHwW2+836L:+uDxBqz9av/t7fWf

    Score
    10/10
    djvudiscoverypersistenceransomware

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • 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