General

  • Target

    75a54146aef1fdce1499fcc4bcd379ea48ceb0556c6b37e158d87bb6e6d79fc1

  • Size

    723KB

  • Sample

    240624-f6gbcs1hjp

  • MD5

    7d80b0edbef2905f9b7e16495634fb84

  • SHA1

    d890893f51a0fefd83bad32fd002d91bccf2bd5f

  • SHA256

    75a54146aef1fdce1499fcc4bcd379ea48ceb0556c6b37e158d87bb6e6d79fc1

  • SHA512

    ab2f98b5b2823095be19c0a5c8fdbe435f1964dab1cef02e2285ae13ffdeda6578a75668142934479551bd2b8de6ea831e7c559c14c568caa113f404a740c969

  • SSDEEP

    12288:USic4OFvNWF8IiYuEa6DG2P56vyGL3wavO0SYn0d3hP2JodZa1TMnplQWWe0N3:UglWF8IQP6DG2P5WNi0SYnCRuJaZ6WWZ

Malware Config

Extracted

Family

djvu

C2

http://cajgtus.com/test1/get.php

Attributes
  • extension

    .watz

  • offline_id

    Lc3VTezPWbMhuVAQFzJUdeA68PwI7UDpc5aKHYt1

  • payload_url
  • 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/abe121434ad837dd5bdd03878a14485820240531135509/34284d 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: 0874PsawqS

rsa_pubkey.plain

Targets

    • Target

      75a54146aef1fdce1499fcc4bcd379ea48ceb0556c6b37e158d87bb6e6d79fc1

    • Size

      723KB

    • MD5

      7d80b0edbef2905f9b7e16495634fb84

    • SHA1

      d890893f51a0fefd83bad32fd002d91bccf2bd5f

    • SHA256

      75a54146aef1fdce1499fcc4bcd379ea48ceb0556c6b37e158d87bb6e6d79fc1

    • SHA512

      ab2f98b5b2823095be19c0a5c8fdbe435f1964dab1cef02e2285ae13ffdeda6578a75668142934479551bd2b8de6ea831e7c559c14c568caa113f404a740c969

    • SSDEEP

      12288:USic4OFvNWF8IiYuEa6DG2P56vyGL3wavO0SYn0d3hP2JodZa1TMnplQWWe0N3:UglWF8IQP6DG2P5WNi0SYnCRuJaZ6WWZ

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Modifies file permissions

    • Adds Run key to start application

    • 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

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

File and Directory Permissions Modification

1
T1222

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Discovery

System Information Discovery

1
T1082

Tasks