General

  • Target

    2025-01-05_52dcf0012115d64a8fa966e1e4add483_cobalt-strike_ryuk

  • Size

    3.1MB

  • Sample

    250105-s434kazrbk

  • MD5

    52dcf0012115d64a8fa966e1e4add483

  • SHA1

    74492e90481ac88abf0e6c0bef6ec0d3e416402e

  • SHA256

    5e517727aa73b8067f0e049463b92054a07b93d6ae0cf6e3778a4ca9cab1b00c

  • SHA512

    8e54eee738428e849d53f9f9f47c478252b6c931e92849bc3e715a2ab616378203cf5c80b5c9dad259bf01f857dfd84dc95512b06b6d049fdc291c9f6773d149

  • SSDEEP

    24576:qiiSPHILlu9hrwMGoq9Jrg5Mx+eviCV4trGol0Qxqu4/5odqYjGNPmwK9brMx/:UGHIMwMKZWVHH0TsYyRg

Malware Config

Extracted

Family

meduza

C2

147.45.44.216

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    612

  • grabber_max_size

    1.048576e+06

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2025-01-05_52dcf0012115d64a8fa966e1e4add483_cobalt-strike_ryuk

    • Size

      3.1MB

    • MD5

      52dcf0012115d64a8fa966e1e4add483

    • SHA1

      74492e90481ac88abf0e6c0bef6ec0d3e416402e

    • SHA256

      5e517727aa73b8067f0e049463b92054a07b93d6ae0cf6e3778a4ca9cab1b00c

    • SHA512

      8e54eee738428e849d53f9f9f47c478252b6c931e92849bc3e715a2ab616378203cf5c80b5c9dad259bf01f857dfd84dc95512b06b6d049fdc291c9f6773d149

    • SSDEEP

      24576:qiiSPHILlu9hrwMGoq9Jrg5Mx+eviCV4trGol0Qxqu4/5odqYjGNPmwK9brMx/:UGHIMwMKZWVHH0TsYyRg

    • 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