General

  • Target

    2024-08-30_b32a8951fc4c2e4c2d63d17200ca0032_darkside

  • Size

    147KB

  • Sample

    240830-znq8dsvekf

  • MD5

    b32a8951fc4c2e4c2d63d17200ca0032

  • SHA1

    655b5a05bbf27b16f1c8fbad2924a76df968dda8

  • SHA256

    7d67c8711b4cad0f585604ff3f9f8f40359e4f8e1524e152f50159b0f56d0952

  • SHA512

    0df9c6ddd90393cc8e669ddc50cdd285e4c693a51141bd352985d78f48afca5017120ea50c57a56f45f13a90e2dccf64110a2fc23a5fe14ac59b6892a316dd92

  • SSDEEP

    3072:K6glyuxE4GsUPnliByocWepW77ys/nX4OEB:K6gDBGpvEByocWeG77/nX4NB

Malware Config

Extracted

Path

C:\aGcKejnaU.README.txt

Family

braincipher

Ransom Note
*** Welcome to Brain Cipher Ransomware! *** Dear managers! If you're reading this, it means your systems have been hacked and encrypted and your data stolen. *** The most proper way to safely recover your data is through our support. We can recover your systems within 4-6 hours. In order for it to be successful, you must follow a few points: 1.Don't go to the police, etc. 2.Do not attempt to recover data on your own. 3.Do not take the help of third-party data recovery companies. In most cases, they are scammers who will pay us a ransom and take a for themselves. *** If you violate any 1 of these points, we will refuse to cooperate with you!!! ATTENTION! If you do not contact us within 48 hours, we will post the record on our website: vkvsgl7lhipjirmz6j5ubp3w3bwvxgcdbpi3fsbqngfynetqtw4w5hyd.onion 3 steps to data recovery: 1. Download and install Tor Browser (https://www.torproject.org/download/) 2. Go to our support page: http://77nrxelcwh47yikvpaz2rvtsten4sen2elybo5r5st6wlxsbitv255qd.onion/ This page can take up to 30 minutes to load. 3. Enter your encryption ID: W8+IEowaYP+ZjKDS44C3+Amj516daNX6sA5C0LAL6ztnvbxvZzKZWN2fgYN6kvdUPXwyd9MzecQpCack8tWcER4c0ZtSDZ0 Email to support: [email protected]
URLs

http://vkvsgl7lhipjirmz6j5ubp3w3bwvxgcdbpi3fsbqngfynetqtw4w5hyd.onion

http://77nrxelcwh47yikvpaz2rvtsten4sen2elybo5r5st6wlxsbitv255qd.onion/

Targets

    • Target

      2024-08-30_b32a8951fc4c2e4c2d63d17200ca0032_darkside

    • Size

      147KB

    • MD5

      b32a8951fc4c2e4c2d63d17200ca0032

    • SHA1

      655b5a05bbf27b16f1c8fbad2924a76df968dda8

    • SHA256

      7d67c8711b4cad0f585604ff3f9f8f40359e4f8e1524e152f50159b0f56d0952

    • SHA512

      0df9c6ddd90393cc8e669ddc50cdd285e4c693a51141bd352985d78f48afca5017120ea50c57a56f45f13a90e2dccf64110a2fc23a5fe14ac59b6892a316dd92

    • SSDEEP

      3072:K6glyuxE4GsUPnliByocWepW77ys/nX4OEB:K6gDBGpvEByocWeG77/nX4NB

    • Brain Cipher

      Ransomware family based on Lockbit that was first observed in June 2024.

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops desktop.ini file(s)

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks