General

  • Target

    2024-11-15_815491ab4b5ee0858309954affce29d7_ryuk

  • Size

    4.1MB

  • Sample

    241115-pkth8stfqb

  • MD5

    815491ab4b5ee0858309954affce29d7

  • SHA1

    fa5e47712dae59b7505c0acf16f6c55325db73b6

  • SHA256

    481b2b2409df40c0a5be0f3798f447baad093fabd31d3560195f41980ce825c7

  • SHA512

    b7d6bd1880b5811624ad921465a263a4fc8aaa378fdb36c7dc122c3b9bbd88c9414f901fc4d0412f40ef01e6d505ee20498877f673120d10d27c3db77bc4e15f

  • SSDEEP

    49152:qxGK0l3e3u5PUSyy0e552cM5RDwVZohcRdB5VyYywpmdrch8hmZ:qxGK09yuxZ

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    686

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-11-15_815491ab4b5ee0858309954affce29d7_ryuk

    • Size

      4.1MB

    • MD5

      815491ab4b5ee0858309954affce29d7

    • SHA1

      fa5e47712dae59b7505c0acf16f6c55325db73b6

    • SHA256

      481b2b2409df40c0a5be0f3798f447baad093fabd31d3560195f41980ce825c7

    • SHA512

      b7d6bd1880b5811624ad921465a263a4fc8aaa378fdb36c7dc122c3b9bbd88c9414f901fc4d0412f40ef01e6d505ee20498877f673120d10d27c3db77bc4e15f

    • SSDEEP

      49152:qxGK0l3e3u5PUSyy0e552cM5RDwVZohcRdB5VyYywpmdrch8hmZ:qxGK09yuxZ

    • 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