General

  • Target

    2024-11-16_00f15504e2f6b5b3b3d30083bd5d3aaa_ryuk

  • Size

    4.1MB

  • Sample

    241116-n7fefszmej

  • MD5

    00f15504e2f6b5b3b3d30083bd5d3aaa

  • SHA1

    2bb8efa7ecb5237801f4b35a1d00874dbb7e925c

  • SHA256

    f0550551857d1424144732d9ec96165c5cda7be901a9686932a272a0d237b699

  • SHA512

    1fc7b0a09ad36c1e1fb24361f49e3e760a62b74d843765e23cc7b1f504ccc5bcf7bb57cdeea339c5bb7b724364ce670d4c2c78ca1acf2e450065c368f1e50d2d

  • SSDEEP

    49152:qxGK0l3e3ujEu7Y+xheX/Df6/9GVSUgLHCxjWWo/mvfsitzZ:qxGK09yuwZ

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    420

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-11-16_00f15504e2f6b5b3b3d30083bd5d3aaa_ryuk

    • Size

      4.1MB

    • MD5

      00f15504e2f6b5b3b3d30083bd5d3aaa

    • SHA1

      2bb8efa7ecb5237801f4b35a1d00874dbb7e925c

    • SHA256

      f0550551857d1424144732d9ec96165c5cda7be901a9686932a272a0d237b699

    • SHA512

      1fc7b0a09ad36c1e1fb24361f49e3e760a62b74d843765e23cc7b1f504ccc5bcf7bb57cdeea339c5bb7b724364ce670d4c2c78ca1acf2e450065c368f1e50d2d

    • SSDEEP

      49152:qxGK0l3e3ujEu7Y+xheX/Df6/9GVSUgLHCxjWWo/mvfsitzZ:qxGK09yuwZ

    • Meduza

      Meduza is a crypto wallet and info stealer written in C++.

    • Meduza Stealer payload

    • Meduza family

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • 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