General

  • Target

    2024-11-20_50a9d35dbc561bd55a8b22edb84e3567_ryuk

  • Size

    3.6MB

  • Sample

    241120-lep23svarh

  • MD5

    50a9d35dbc561bd55a8b22edb84e3567

  • SHA1

    461a35b6217d52d7ec235d92369dc15582e33183

  • SHA256

    e337bfcca929c856d0c91fe02c6c0f1ee38e609c18a520aba00befa22e89fce6

  • SHA512

    d31269384cf533470177de2c7aa26034e7f432c620b6eb00988df69d4d380b0edeeeb1b4fc281118d9d3021b9a9ed079d75356131d4c93e2d0f7781243054dfb

  • SSDEEP

    49152:0Qusxfs8djRX3pggP/2RKY2L2Pz/3RTxlJu4Gpai/ep:5kp

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    270

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-11-20_50a9d35dbc561bd55a8b22edb84e3567_ryuk

    • Size

      3.6MB

    • MD5

      50a9d35dbc561bd55a8b22edb84e3567

    • SHA1

      461a35b6217d52d7ec235d92369dc15582e33183

    • SHA256

      e337bfcca929c856d0c91fe02c6c0f1ee38e609c18a520aba00befa22e89fce6

    • SHA512

      d31269384cf533470177de2c7aa26034e7f432c620b6eb00988df69d4d380b0edeeeb1b4fc281118d9d3021b9a9ed079d75356131d4c93e2d0f7781243054dfb

    • SSDEEP

      49152:0Qusxfs8djRX3pggP/2RKY2L2Pz/3RTxlJu4Gpai/ep:5kp

    • 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