Overview

overview

10

Static

static

f5c19d0be9...cd.exe

windows7_x64

10

f5c19d0be9...cd.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    f5c19d0be99c1be10bbed598bc2cd61faf9363fce70c1d7b3fe792fd5d8865cd

  • Size

    683KB

  • Sample

    220524-a7f44aeahk

  • MD5

    22e0f02888c452e5a90aa375e0475987

  • SHA1

    884d2ea4fa6659ac1e09572100502409a0eaf748

  • SHA256

    f5c19d0be99c1be10bbed598bc2cd61faf9363fce70c1d7b3fe792fd5d8865cd

  • SHA512

    7845232099215d8dd670d5219f6967e5caf34678f86c32865fe8d03551ea84575f882738a7edec5b35d75d0d5207e9e32140431572ff9f622ab2a1384dc70046

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://vizk1.ug/As73yhsyU34578hxxx1/SDf565g/get.php

Attributes
  • extension

    .repp

  • offline_id

    j4mSCzF3yhC0DJadRCZ4LxftIh8CY8isHUYeuYt1

  • payload_url

    http://vizk1.ug/files/cost/updatewin1.exe

    http://vizk1.ug/files/cost/updatewin2.exe

    http://vizk1.ug/files/cost/updatewin.exe

    http://vizk1.ug/files/cost/3.exe

    http://vizk1.ug/files/cost/4.exe

    http://vizk1.ug/files/cost/5.exe

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like photos, 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-glN3dXaDLr 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: 0203asdoeoOOdf

rsa_pubkey.plain

Targets

    • Target

      f5c19d0be99c1be10bbed598bc2cd61faf9363fce70c1d7b3fe792fd5d8865cd

    • Size

      683KB

    • MD5

      22e0f02888c452e5a90aa375e0475987

    • SHA1

      884d2ea4fa6659ac1e09572100502409a0eaf748

    • SHA256

      f5c19d0be99c1be10bbed598bc2cd61faf9363fce70c1d7b3fe792fd5d8865cd

    • SHA512

      7845232099215d8dd670d5219f6967e5caf34678f86c32865fe8d03551ea84575f882738a7edec5b35d75d0d5207e9e32140431572ff9f622ab2a1384dc70046

    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.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks