Overview

overview

10

Static

static

3

899bd6c614...AS.exe

windows7-x64

10

899bd6c614...AS.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    899bd6c614a641095103ba89383cbb00_NEAS

  • Size

    774KB

  • Sample

    240507-p27gesgd7z

  • MD5

    899bd6c614a641095103ba89383cbb00

  • SHA1

    6b948eb7961033af44482dd922079a297272ddb2

  • SHA256

    a41facdd85c741e5cc35c72885670abc75becf83ebc9edf9dde569ad76ca23f1

  • SHA512

    ac5829d704a541701d360882d14239a5b25f4cc611678299a6eb24a6b81b669bca76e93441c7a84cd6d80213b485737da300fcd556267e98f4a5c46bcc0addca

  • SSDEEP

    24576:MjfL0DlNW6/5hIclEL/kHk8f/NLgo9Hc:UGWVpIdks

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://cajgtus.com/test2/get.php

Attributes
  • extension

    .qehu

  • offline_id

    jgILOjDrBgyzY4JmT3B2jDSyBmDPBruKk8bKs6t1

  • payload_url

    http://sdfjhuz.com/dl/build2.exe

    http://cajgtus.com/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. Do not ask assistants from youtube and recovery data sites for help in recovering your data. They can use your free decryption quota and scam you. Our contact is emails in this text document only. You can get and look video overview decrypt tool: https://wetransfer.com/downloads/665ddae3fc3cd10bbaaa4350408b196920240504141005/4cae7e Price of private key and decrypt software is $999. Discount 50% available if you contact us first 72 hours, that's price for you is $499. 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: 0868PsawqS

rsa_pubkey.plain

Targets

    • Target

      899bd6c614a641095103ba89383cbb00_NEAS

    • Size

      774KB

    • MD5

      899bd6c614a641095103ba89383cbb00

    • SHA1

      6b948eb7961033af44482dd922079a297272ddb2

    • SHA256

      a41facdd85c741e5cc35c72885670abc75becf83ebc9edf9dde569ad76ca23f1

    • SHA512

      ac5829d704a541701d360882d14239a5b25f4cc611678299a6eb24a6b81b669bca76e93441c7a84cd6d80213b485737da300fcd556267e98f4a5c46bcc0addca

    • SSDEEP

      24576:MjfL0DlNW6/5hIclEL/kHk8f/NLgo9Hc:UGWVpIdks

    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