General

  • Target

    3a5d92caadc5452ae939468270051288bd71806d491ff3a5eedca22248db9882_NeikiAnalytics

  • Size

    728KB

  • Sample

    240521-my9fhaah43

  • MD5

    dc63173384ebef8ac53e1862fa9465eb

  • SHA1

    b963a9afd02903bdada23fc63ccbd0d23b98419d

  • SHA256

    3a5d92caadc5452ae939468270051288bd71806d491ff3a5eedca22248db9882

  • SHA512

    e01775835863982b6b376ac8ce1404ec295c75179da64c68a5be0a60107ac81c480ab8e3fbf76cf14d168612b546f102de1a0f15985fda84dd12dfa8c55e066c

  • SSDEEP

    12288:gfZxRYM1fX/TTKTSVbcjBsAeZwiZlUUIJsV0jvtDFq0:SH5XfKTO6siiZlUDJG4Zq0

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

      3a5d92caadc5452ae939468270051288bd71806d491ff3a5eedca22248db9882_NeikiAnalytics

    • Size

      728KB

    • MD5

      dc63173384ebef8ac53e1862fa9465eb

    • SHA1

      b963a9afd02903bdada23fc63ccbd0d23b98419d

    • SHA256

      3a5d92caadc5452ae939468270051288bd71806d491ff3a5eedca22248db9882

    • SHA512

      e01775835863982b6b376ac8ce1404ec295c75179da64c68a5be0a60107ac81c480ab8e3fbf76cf14d168612b546f102de1a0f15985fda84dd12dfa8c55e066c

    • SSDEEP

      12288:gfZxRYM1fX/TTKTSVbcjBsAeZwiZlUUIJsV0jvtDFq0:SH5XfKTO6siiZlUDJG4Zq0

    • 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 Enterprise v15

Tasks