General

  • Target

    4112fd7d49336a390f856b252e13d9b198b54307e5499a00df45ac66c8211854N.exe

  • Size

    1.3MB

  • Sample

    241124-23lybsvlay

  • MD5

    a3dfc070755d94030ad0e7627a0c8440

  • SHA1

    f770be3504c1846226302c1b61ac55a379fb913c

  • SHA256

    4112fd7d49336a390f856b252e13d9b198b54307e5499a00df45ac66c8211854

  • SHA512

    6426241b13edfa3ea3d0538a52581f31f7b5fb5e1a7389fe2a2c4b05349bd572b8362ca55d969067ab2ad6d6f8fdfc6aca63a371ad2e0e5820425f2c730e1ca3

  • SSDEEP

    24576:pJutuFWvPDnW22ibKGed8oZ2abjmiJlUafCz2BSTZQMS0fUwSB2dyKcjNyqkPL:S0m2yKGUZ/bqgiax2eESB2dOkP

Malware Config

Extracted

Path

\Device\HarddiskVolume1\HOW TO BACK FILES.txt

Family

targetcompany

Ransom Note
Hello Your data has been stolen and encrypted We will delete the stolen data and help with the recovery of encrypted files after payment has been made Do not try to change or restore files yourself, this will break them We provide free decryption for any 3 files up to 3MB in size on our website How to contact with us: 1) Download and install TOR browser by this link: https://www.torproject.org/download/ 2) If TOR blocked in your country and you can't access to the link then use any VPN software 3) Run TOR browser and open the site: wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin 4) Copy your private ID in the input field. Your Private key: 0B2BE8B2194EB1CC22A04505 5) You will see chat, payment information and we can make free test decryption here Our blog of leaked companies: wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion If you are unable to contact us through the site, then you can email us: [email protected] Waiting for a response via mail can be several days. Do not use it if you have not tried contacting through the site.�
URLs

http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin

http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion

Targets

    • Target

      4112fd7d49336a390f856b252e13d9b198b54307e5499a00df45ac66c8211854N.exe

    • Size

      1.3MB

    • MD5

      a3dfc070755d94030ad0e7627a0c8440

    • SHA1

      f770be3504c1846226302c1b61ac55a379fb913c

    • SHA256

      4112fd7d49336a390f856b252e13d9b198b54307e5499a00df45ac66c8211854

    • SHA512

      6426241b13edfa3ea3d0538a52581f31f7b5fb5e1a7389fe2a2c4b05349bd572b8362ca55d969067ab2ad6d6f8fdfc6aca63a371ad2e0e5820425f2c730e1ca3

    • SSDEEP

      24576:pJutuFWvPDnW22ibKGed8oZ2abjmiJlUafCz2BSTZQMS0fUwSB2dyKcjNyqkPL:S0m2yKGUZ/bqgiax2eESB2dOkP

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • TargetCompany,Mallox

      TargetCompany (aka Mallox) is a ransomware which encrypts files using a combination of ChaCha20, AES-128, and Curve25519, first seen in June 2021.

    • Targetcompany family

    • Modifies boot configuration data using bcdedit

    • Renames multiple (6537) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Drops startup file

    • Enumerates connected drives

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

    • 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