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General

  • Target

    2024-11-07_cdaa83e8fda8718deb7197cea179dce2_ryuk

  • Size

    3.6MB

  • Sample

    241107-lmj6sssncj

  • MD5

    cdaa83e8fda8718deb7197cea179dce2

  • SHA1

    6339315b355537a70fcb30a611350eeda12e04e1

  • SHA256

    f80085e505e9cec02266687e45f20d7d6f73bf95978921f375bb37cac9745cf1

  • SHA512

    33b88fad8fd5b6eee84f9428c002347f6bbdf6a210fdeca49ef4180b8b09d4f772f3041d21e915667d4d57331b76a6966974f8d489d759134b5231be6675d6b5

  • SSDEEP

    49152:FByPnIVm7J9wCG7cpcXfUx9oh1P9ea0wHlcjKLrD:p

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    444

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-11-07_cdaa83e8fda8718deb7197cea179dce2_ryuk

    • Size

      3.6MB

    • MD5

      cdaa83e8fda8718deb7197cea179dce2

    • SHA1

      6339315b355537a70fcb30a611350eeda12e04e1

    • SHA256

      f80085e505e9cec02266687e45f20d7d6f73bf95978921f375bb37cac9745cf1

    • SHA512

      33b88fad8fd5b6eee84f9428c002347f6bbdf6a210fdeca49ef4180b8b09d4f772f3041d21e915667d4d57331b76a6966974f8d489d759134b5231be6675d6b5

    • SSDEEP

      49152:FByPnIVm7J9wCG7cpcXfUx9oh1P9ea0wHlcjKLrD:p

    • 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