General

  • Target
    jaffacakes118_Trojan-Ransom.Win32.Zerber.ejgi.ba5c25351216e2f8d24fc19f97e91be1
  • Size 499KB
  • Sample261016-e2r2mag16y
  • SHA256 1ce3d05a944b51bc86dc790a5ec460603aefa5cf6fb15be79607cd70d3cfa8d9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Path
  • C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\_R_E_A_D___T_H_I_S___2BS8Z_.txt

  • cerber

Ransom Note
  • Hi, I'am CRBR ENCRYPTOR ;) ----- ALL YOUR DOCUMENTS, PH0TOS, DATABASES AND OTHER IMPORTANT FILES HAVE BEEN ENCRYPTED! ----- The only one way to decrypt your files is to receive the private key and decryption program. To receive the private key and decryption program go to any decrypted folder, inside there is the special file (*_R_E_A_D___T_H_I_S_*) with complete instructions how to decrypt your files. If you cannot find any (*_R_E_A_D___T_H_I_S_*) file at your PC, follow the instructions below: ----- 1. Download "Tor Browser" from https://www.torproject.org/ and install it. 2. In the "Tor Browser" open your personal page here: http://xpcx6erilkjced3j.onion/D77F-DE06-C5AF-0098-BE7D Note! This page is available via "Tor Browser" only. ----- Also you can use temporary addresses on your personal page without using "Tor Browser". ----- 1. http://xpcx6erilkjced3j.19kdeh.top/D77F-DE06-C5AF-0098-BE7D 2. http://xpcx6erilkjced3j.1mpsnr.top/D77F-DE06-C5AF-0098-BE7D 3. http://xpcx6erilkjced3j.18ey8e.top/D77F-DE06-C5AF-0098-BE7D 4. http://xpcx6erilkjced3j.17gcun.top/D77F-DE06-C5AF-0098-BE7D 5. http://xpcx6erilkjced3j.1ebjjq.top/D77F-DE06-C5AF-0098-BE7D ----- Note! These are temporary addresses! They will be available for a limited amount of time! -----
URLs
  • http://xpcx6erilkjced3j.onion/D77F-DE06-C5AF-0098-BE7D

  • http://xpcx6erilkjced3j.19kdeh.top/D77F-DE06-C5AF-0098-BE7D

  • http://xpcx6erilkjced3j.1mpsnr.top/D77F-DE06-C5AF-0098-BE7D

  • http://xpcx6erilkjced3j.18ey8e.top/D77F-DE06-C5AF-0098-BE7D

  • http://xpcx6erilkjced3j.17gcun.top/D77F-DE06-C5AF-0098-BE7D

  • http://xpcx6erilkjced3j.1ebjjq.top/D77F-DE06-C5AF-0098-BE7D

Extracted

Path
  • C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\_R_E_A_D___T_H_I_S___FB4C4U_.txt

  • cerber

Ransom Note
  • Hi, I'am CRBR ENCRYPTOR ;) ----- ALL YOUR DOCUMENTS, PH0TOS, DATABASES AND OTHER IMPORTANT FILES HAVE BEEN ENCRYPTED! ----- The only one way to decrypt your files is to receive the private key and decryption program. To receive the private key and decryption program go to any decrypted folder, inside there is the special file (*_R_E_A_D___T_H_I_S_*) with complete instructions how to decrypt your files. If you cannot find any (*_R_E_A_D___T_H_I_S_*) file at your PC, follow the instructions below: ----- 1. Download "Tor Browser" from https://www.torproject.org/ and install it. 2. In the "Tor Browser" open your personal page here: http://xpcx6erilkjced3j.onion/AFCD-99D0-0C88-0098-BD65 Note! This page is available via "Tor Browser" only. ----- Also you can use temporary addresses on your personal page without using "Tor Browser". ----- 1. http://xpcx6erilkjced3j.19kdeh.top/AFCD-99D0-0C88-0098-BD65 2. http://xpcx6erilkjced3j.1mpsnr.top/AFCD-99D0-0C88-0098-BD65 3. http://xpcx6erilkjced3j.18ey8e.top/AFCD-99D0-0C88-0098-BD65 4. http://xpcx6erilkjced3j.17gcun.top/AFCD-99D0-0C88-0098-BD65 5. http://xpcx6erilkjced3j.1ebjjq.top/AFCD-99D0-0C88-0098-BD65 ----- Note! These are temporary addresses! They will be available for a limited amount of time! -----
URLs
  • http://xpcx6erilkjced3j.onion/AFCD-99D0-0C88-0098-BD65

  • http://xpcx6erilkjced3j.19kdeh.top/AFCD-99D0-0C88-0098-BD65

  • http://xpcx6erilkjced3j.1mpsnr.top/AFCD-99D0-0C88-0098-BD65

  • http://xpcx6erilkjced3j.18ey8e.top/AFCD-99D0-0C88-0098-BD65

  • http://xpcx6erilkjced3j.17gcun.top/AFCD-99D0-0C88-0098-BD65

  • http://xpcx6erilkjced3j.1ebjjq.top/AFCD-99D0-0C88-0098-BD65

Targets

    • Target
      jaffacakes118_Trojan-Ransom.Win32.Zerber.ejgi.ba5c25351216e2f8d24fc19f97e91be1
    • Size 499KB
    • SHA256 1ce3d05a944b51bc86dc790a5ec460603aefa5cf6fb15be79607cd70d3cfa8d9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Cerber

      Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Contacts a large (1107) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

MITRE ATT&CK Enterprise v16

Tasks