General

  • Target

    2024-11-24_c5293ff604e4231fdffaa092fd7c5ca8_ryuk

  • Size

    4.1MB

  • Sample

    241124-qtte9s1qgw

  • MD5

    c5293ff604e4231fdffaa092fd7c5ca8

  • SHA1

    9e8aeb9ec19b8a6d534360883188872a257bb337

  • SHA256

    4531a1efd815df17d3a6f247d0850ab5e510de2345723e41c062716e65df686e

  • SHA512

    57a64316ac3944a4050853f491b85b373fc9e5f393c868d20243fcf1dfda4e733a61cf0348b7e0be25e7b880e49373131c500b5f91e7eb0c345957e070ad5fc9

  • SSDEEP

    49152:Xl4UjB0jUudKphZByreh+Woao/OZa8XLh+4vBTVlz8svA:14UjKgu8A

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    761

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-11-24_c5293ff604e4231fdffaa092fd7c5ca8_ryuk

    • Size

      4.1MB

    • MD5

      c5293ff604e4231fdffaa092fd7c5ca8

    • SHA1

      9e8aeb9ec19b8a6d534360883188872a257bb337

    • SHA256

      4531a1efd815df17d3a6f247d0850ab5e510de2345723e41c062716e65df686e

    • SHA512

      57a64316ac3944a4050853f491b85b373fc9e5f393c868d20243fcf1dfda4e733a61cf0348b7e0be25e7b880e49373131c500b5f91e7eb0c345957e070ad5fc9

    • SSDEEP

      49152:Xl4UjB0jUudKphZByreh+Woao/OZa8XLh+4vBTVlz8svA:14UjKgu8A

    • 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