General

  • Target

    ce7314bab5400dd11ed0f848c046b9bed30b15d644e5a23a742828560252f615

  • Size

    708KB

  • Sample

    240521-spqjxsac7s

  • MD5

    e9f7616b292dee88d0dc0b2c237f63d8

  • SHA1

    e9a52fcc35ac259c2147a57596b0c5657b02228d

  • SHA256

    ce7314bab5400dd11ed0f848c046b9bed30b15d644e5a23a742828560252f615

  • SHA512

    d1ec516985d69795d525ae677a089971c7867960ffa32000ac8ed46797dfc47ad6caf690338b37d1fa66c119ad888059fd46b1ab029fb080f22bac9e4edea000

  • SSDEEP

    12288:hd32Th535nTe8r875rumTYJWtldrz8DEMwPPBSA41Y+iB7/p90u8+J:hdsh5ZT+rloW9fFPgA4mLp90v

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .vepi

  • offline_id

    EGfa5svnSGFJka7LZBQoqff0QtO1IpTauoDvGvt1

  • 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/33b490a613f49fa190924f199d2c079e20240512191214/caaf73 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: 0871PsawqS

rsa_pubkey.plain

Targets

    • Target

      ce7314bab5400dd11ed0f848c046b9bed30b15d644e5a23a742828560252f615

    • Size

      708KB

    • MD5

      e9f7616b292dee88d0dc0b2c237f63d8

    • SHA1

      e9a52fcc35ac259c2147a57596b0c5657b02228d

    • SHA256

      ce7314bab5400dd11ed0f848c046b9bed30b15d644e5a23a742828560252f615

    • SHA512

      d1ec516985d69795d525ae677a089971c7867960ffa32000ac8ed46797dfc47ad6caf690338b37d1fa66c119ad888059fd46b1ab029fb080f22bac9e4edea000

    • SSDEEP

      12288:hd32Th535nTe8r875rumTYJWtldrz8DEMwPPBSA41Y+iB7/p90u8+J:hdsh5ZT+rloW9fFPgA4mLp90v

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks