General

  • Target

    2024-11-19_12c13fbc1cb91f08144e44c5ed0f350c_ryuk

  • Size

    4.1MB

  • Sample

    241119-bx95vsylbx

  • MD5

    12c13fbc1cb91f08144e44c5ed0f350c

  • SHA1

    accc1f7ea8be71ff2b5126d9c68d8b36a1be9afb

  • SHA256

    ea802b3b7bb8e2c558e14d6a946231dfa0f22e746e622296ce60babd10511f9f

  • SHA512

    c4f93dd2129ae77fd5810d623ec55f16448738bf7b4b324d4a4a5530ff4f0dbe639fb7c23d7216b96b08171f28e86852ee859b2cde3a12023b2c10555405fe91

  • SSDEEP

    49152:/xGK0l3e3uHuDgMhX32D/jzt2yd6CWw2Krd+S5rVWgpTZ:/xGK09yuFZ

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    84

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-11-19_12c13fbc1cb91f08144e44c5ed0f350c_ryuk

    • Size

      4.1MB

    • MD5

      12c13fbc1cb91f08144e44c5ed0f350c

    • SHA1

      accc1f7ea8be71ff2b5126d9c68d8b36a1be9afb

    • SHA256

      ea802b3b7bb8e2c558e14d6a946231dfa0f22e746e622296ce60babd10511f9f

    • SHA512

      c4f93dd2129ae77fd5810d623ec55f16448738bf7b4b324d4a4a5530ff4f0dbe639fb7c23d7216b96b08171f28e86852ee859b2cde3a12023b2c10555405fe91

    • SSDEEP

      49152:/xGK0l3e3uHuDgMhX32D/jzt2yd6CWw2Krd+S5rVWgpTZ:/xGK09yuFZ

    • 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