General

  • Target

    2024-11-23_7c7d0d6b2de056f86ca95d9baaf6c44e_ryuk

  • Size

    4.1MB

  • Sample

    241123-hn8zrsxjak

  • MD5

    7c7d0d6b2de056f86ca95d9baaf6c44e

  • SHA1

    6663f7513688f1a346e9e928799fa893ab015fb2

  • SHA256

    f8f269c80e6cfd9f4e72c56afb40d79294e82443b9c9688988f0cb60e312efca

  • SHA512

    84afb96c9c436edfbd54f46e19156780c04d6618f6d5b5728f9e9d83b35005d84c02a8f0b2c8724123c1436e40ba95c9d17eab1382b1b709a59691104dd396f2

  • SSDEEP

    49152:/xGK0l3e3uF0cqW/bXtq3pDu5k/DcU87rwGFo9MmihiHzG97r3SZ:/xGK09yuiZ

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

      2024-11-23_7c7d0d6b2de056f86ca95d9baaf6c44e_ryuk

    • Size

      4.1MB

    • MD5

      7c7d0d6b2de056f86ca95d9baaf6c44e

    • SHA1

      6663f7513688f1a346e9e928799fa893ab015fb2

    • SHA256

      f8f269c80e6cfd9f4e72c56afb40d79294e82443b9c9688988f0cb60e312efca

    • SHA512

      84afb96c9c436edfbd54f46e19156780c04d6618f6d5b5728f9e9d83b35005d84c02a8f0b2c8724123c1436e40ba95c9d17eab1382b1b709a59691104dd396f2

    • SSDEEP

      49152:/xGK0l3e3uF0cqW/bXtq3pDu5k/DcU87rwGFo9MmihiHzG97r3SZ:/xGK09yuiZ

    • 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