General

  • Target

    2024-11-13_3da22d90988ed7b3a961d22e52f5498b_ryuk

  • Size

    3.6MB

  • Sample

    241113-nfzn1stqgj

  • MD5

    3da22d90988ed7b3a961d22e52f5498b

  • SHA1

    0b0298188af15b4c34acd08da12b8c421195adad

  • SHA256

    1b049bc468078e596e854f1c301ac979022e015eb21551f9cca0a5ea2531beb2

  • SHA512

    e6322364022b1581f1041c0ca54af9a95b336f651e29b3a6c36910e9f969d7ecd7dda1d9bca4c287dcbc06f30551a10f37073489755025f62704dbfebf721015

  • SSDEEP

    49152:0Qusxfs8mjuprXqhPD7wU2ElD/2IQ4MpFnPqckT90p:5hp

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    686

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-11-13_3da22d90988ed7b3a961d22e52f5498b_ryuk

    • Size

      3.6MB

    • MD5

      3da22d90988ed7b3a961d22e52f5498b

    • SHA1

      0b0298188af15b4c34acd08da12b8c421195adad

    • SHA256

      1b049bc468078e596e854f1c301ac979022e015eb21551f9cca0a5ea2531beb2

    • SHA512

      e6322364022b1581f1041c0ca54af9a95b336f651e29b3a6c36910e9f969d7ecd7dda1d9bca4c287dcbc06f30551a10f37073489755025f62704dbfebf721015

    • SSDEEP

      49152:0Qusxfs8mjuprXqhPD7wU2ElD/2IQ4MpFnPqckT90p:5hp

    • 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