General

  • Target

    2024-11-28_9018d445d422d00fbd2a40a1749db856_ryuk

  • Size

    4.1MB

  • Sample

    241128-ylmazstncq

  • MD5

    9018d445d422d00fbd2a40a1749db856

  • SHA1

    57f86287ac5e724b474ae5c95b0061a2bd9f4d46

  • SHA256

    6341026ca773d2f184cec494166e5f3518e0fb0686f5d8905fcffba33f15facd

  • SHA512

    584cab8a72f50222e9a2b8c08ea51c00acbdc6e9f337cb7231b2e5dbe229029fd6419f389ba832ddbdc3a92d1220d99f182376faf368ca72739ff9d4dd73bd7f

  • SSDEEP

    49152:Xl4UjB0jUu390cPFA9Wj4Oe/BxgERCdouH1dZA:14UjKgulA

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    228

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-11-28_9018d445d422d00fbd2a40a1749db856_ryuk

    • Size

      4.1MB

    • MD5

      9018d445d422d00fbd2a40a1749db856

    • SHA1

      57f86287ac5e724b474ae5c95b0061a2bd9f4d46

    • SHA256

      6341026ca773d2f184cec494166e5f3518e0fb0686f5d8905fcffba33f15facd

    • SHA512

      584cab8a72f50222e9a2b8c08ea51c00acbdc6e9f337cb7231b2e5dbe229029fd6419f389ba832ddbdc3a92d1220d99f182376faf368ca72739ff9d4dd73bd7f

    • SSDEEP

      49152:Xl4UjB0jUu390cPFA9Wj4Oe/BxgERCdouH1dZA:14UjKgulA

    • 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