General

  • Target

    2024-11-07_a259fc34b22d352805b9f4d635b85fb6_ryuk

  • Size

    3.6MB

  • Sample

    241107-ggb6saxclm

  • MD5

    a259fc34b22d352805b9f4d635b85fb6

  • SHA1

    6fe1befb5519afc4bdc4298cfaa5b0ffb6ab7c2c

  • SHA256

    05a0fb3e46f20ae833fc9d85e4a9f529095eb509e8204eeea7b55ff4621ae8e7

  • SHA512

    8617dfca092438734099d6f09ba31cc2c0305358f725b346873992db9ad196de73da313cb0e441b73d4920001aabcddbeb659d9043a19c7888d241e4fc36f640

  • SSDEEP

    24576:bw317sPycp8nCB3C+u7u/Q4uqiM4wDeEJlUcwmf2Z7agXWn2NXdndBhTC3bc22rr:bByPnI+rvmfKuYndbTQi6r

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    592

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-11-07_a259fc34b22d352805b9f4d635b85fb6_ryuk

    • Size

      3.6MB

    • MD5

      a259fc34b22d352805b9f4d635b85fb6

    • SHA1

      6fe1befb5519afc4bdc4298cfaa5b0ffb6ab7c2c

    • SHA256

      05a0fb3e46f20ae833fc9d85e4a9f529095eb509e8204eeea7b55ff4621ae8e7

    • SHA512

      8617dfca092438734099d6f09ba31cc2c0305358f725b346873992db9ad196de73da313cb0e441b73d4920001aabcddbeb659d9043a19c7888d241e4fc36f640

    • SSDEEP

      24576:bw317sPycp8nCB3C+u7u/Q4uqiM4wDeEJlUcwmf2Z7agXWn2NXdndBhTC3bc22rr:bByPnI+rvmfKuYndbTQi6r

    • 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