General

  • Target

    2024-11-18_95fab4718890edbca0f5c36d0f7f68d7_ryuk

  • Size

    4.1MB

  • Sample

    241118-cnmhwa1jgl

  • MD5

    95fab4718890edbca0f5c36d0f7f68d7

  • SHA1

    a05172a11b8bb0d6444f32889bfc9b092e338653

  • SHA256

    4951d1f165ec4a3b041d7edd5e931c1fd3071628d21ed68ac98c706936836312

  • SHA512

    79f0b64b62e59a9ece0f0886d76c2167d1a9312f4727101cf722142182c9a82525bfa67eed5f721ef67e6d1b933dd45c8a4eac36c4b769e1be1267eaeabeb1ac

  • SSDEEP

    49152:qxGK0l3e3udbQwhRVBKOi9zD8wdAZKNDJ3SdZ:qxGK09yuzZ

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

      2024-11-18_95fab4718890edbca0f5c36d0f7f68d7_ryuk

    • Size

      4.1MB

    • MD5

      95fab4718890edbca0f5c36d0f7f68d7

    • SHA1

      a05172a11b8bb0d6444f32889bfc9b092e338653

    • SHA256

      4951d1f165ec4a3b041d7edd5e931c1fd3071628d21ed68ac98c706936836312

    • SHA512

      79f0b64b62e59a9ece0f0886d76c2167d1a9312f4727101cf722142182c9a82525bfa67eed5f721ef67e6d1b933dd45c8a4eac36c4b769e1be1267eaeabeb1ac

    • SSDEEP

      49152:qxGK0l3e3udbQwhRVBKOi9zD8wdAZKNDJ3SdZ:qxGK09yuzZ

    • 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