General

  • Target

    2024-12-12_15e819fc012fff88745c333ac4b651de_cobalt-strike_ryuk

  • Size

    3.1MB

  • Sample

    241212-b5r91swlaz

  • MD5

    15e819fc012fff88745c333ac4b651de

  • SHA1

    964fc61c021da23a1b76287d2a7121c1ce7177f1

  • SHA256

    d19223493c30665def28f1fce695855fb2acead50e619b1da71f4639e493c769

  • SHA512

    194161c76e168e4b51414e900d70bf6c2557a59a399a5a82f950be469caec35129594c28feae2f6037de3f2553a2f9c2d78ef2b0da73983800c06dacc92d64f1

  • SSDEEP

    24576:SBvf9dnsfWOm5iekSsiBDxRunqr2x6bQy6iCXAe9FJKIPWHkNGKDm8BU4K5YkVAO:uCWOnzAdy0i5tQItNrDmp4Wa

Malware Config

Extracted

Family

meduza

C2

5.252.155.28

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    665

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-12-12_15e819fc012fff88745c333ac4b651de_cobalt-strike_ryuk

    • Size

      3.1MB

    • MD5

      15e819fc012fff88745c333ac4b651de

    • SHA1

      964fc61c021da23a1b76287d2a7121c1ce7177f1

    • SHA256

      d19223493c30665def28f1fce695855fb2acead50e619b1da71f4639e493c769

    • SHA512

      194161c76e168e4b51414e900d70bf6c2557a59a399a5a82f950be469caec35129594c28feae2f6037de3f2553a2f9c2d78ef2b0da73983800c06dacc92d64f1

    • SSDEEP

      24576:SBvf9dnsfWOm5iekSsiBDxRunqr2x6bQy6iCXAe9FJKIPWHkNGKDm8BU4K5YkVAO:uCWOnzAdy0i5tQItNrDmp4Wa

    • 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