General

  • Target

    2024-11-19_b30ffdedd61002e0aaf294ab8664299b_ryuk

  • Size

    4.1MB

  • Sample

    241119-chwjlaydpb

  • MD5

    b30ffdedd61002e0aaf294ab8664299b

  • SHA1

    12def3ab85ea51b48a341b97983178fe7bbb6477

  • SHA256

    e6aae65a7234ce0aca5b9db5513dda64b8496ea53f82dbe3e16e4e7d4adceba7

  • SHA512

    062a090b52951de90af246b0ed89e50a225d70e7c38f38778dd236c09743b337f45036e52d58722fd43a9e53305842fccd309f3eac8f9346cad5cea1b4f8cc83

  • SSDEEP

    49152:qxGK0l3e3uLEpwZnlD3pJsnmwtnBPF3/GF9sWY4WS2gOZ:qxGK09yuwZ

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_b30ffdedd61002e0aaf294ab8664299b_ryuk

    • Size

      4.1MB

    • MD5

      b30ffdedd61002e0aaf294ab8664299b

    • SHA1

      12def3ab85ea51b48a341b97983178fe7bbb6477

    • SHA256

      e6aae65a7234ce0aca5b9db5513dda64b8496ea53f82dbe3e16e4e7d4adceba7

    • SHA512

      062a090b52951de90af246b0ed89e50a225d70e7c38f38778dd236c09743b337f45036e52d58722fd43a9e53305842fccd309f3eac8f9346cad5cea1b4f8cc83

    • SSDEEP

      49152:qxGK0l3e3uLEpwZnlD3pJsnmwtnBPF3/GF9sWY4WS2gOZ:qxGK09yuwZ

    • 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