General

  • Target

    2024-11-19_35835bdc42de98d2cd41e46e3591ebb2_ryuk

  • Size

    4.1MB

  • Sample

    241119-bx8a9szamk

  • MD5

    35835bdc42de98d2cd41e46e3591ebb2

  • SHA1

    6bb80cfc8c54c45ffc7a032440a09bc8a3969a60

  • SHA256

    2243d17659fa19d6fddb0394328d3971c785e83c965b56aa7ca83b21690740c0

  • SHA512

    9c5b491f23d2eaf99ca250774eed1c9f50afb76a03a61dee5cfc53d7f33dc735e72ce906b9754ee18656c9f39f59eb137481fdf1412d64150059ebaad88b5bf7

  • SSDEEP

    49152:/xGK0l3e3uBGzz1e3yNc8PY84PgJqWJv/D2TGbubGZ:/xGK09yuYZ

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    703

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-11-19_35835bdc42de98d2cd41e46e3591ebb2_ryuk

    • Size

      4.1MB

    • MD5

      35835bdc42de98d2cd41e46e3591ebb2

    • SHA1

      6bb80cfc8c54c45ffc7a032440a09bc8a3969a60

    • SHA256

      2243d17659fa19d6fddb0394328d3971c785e83c965b56aa7ca83b21690740c0

    • SHA512

      9c5b491f23d2eaf99ca250774eed1c9f50afb76a03a61dee5cfc53d7f33dc735e72ce906b9754ee18656c9f39f59eb137481fdf1412d64150059ebaad88b5bf7

    • SSDEEP

      49152:/xGK0l3e3uBGzz1e3yNc8PY84PgJqWJv/D2TGbubGZ:/xGK09yuYZ

    • 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.

    • Deletes itself

    • 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