General

  • Target

    2024-11-15_ef69b6c7517e1bdb641b0acfedfbbffc_ryuk

  • Size

    3.6MB

  • Sample

    241115-qblbyayjbm

  • MD5

    ef69b6c7517e1bdb641b0acfedfbbffc

  • SHA1

    bc651b9b96adfc61e53ee00f67e857af43fc6ec4

  • SHA256

    f085e411ff83f2db76a1d2f990a478c19033b75a75f88ce75b7a25cbce917a23

  • SHA512

    571aa9547e8ee39d173b0bc9a5c2087fc79ab3b9284df2eb2d1e49392c6abbd92fe0f451c7ab94d980ee9b86c66787e11898384becb5377fca2503c1294a793d

  • SSDEEP

    49152:0QusxfsC6q2Mq5d4jVLTlDlnLHpwY3AaoqHQfFNihBdp:53p

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    570

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-11-15_ef69b6c7517e1bdb641b0acfedfbbffc_ryuk

    • Size

      3.6MB

    • MD5

      ef69b6c7517e1bdb641b0acfedfbbffc

    • SHA1

      bc651b9b96adfc61e53ee00f67e857af43fc6ec4

    • SHA256

      f085e411ff83f2db76a1d2f990a478c19033b75a75f88ce75b7a25cbce917a23

    • SHA512

      571aa9547e8ee39d173b0bc9a5c2087fc79ab3b9284df2eb2d1e49392c6abbd92fe0f451c7ab94d980ee9b86c66787e11898384becb5377fca2503c1294a793d

    • SSDEEP

      49152:0QusxfsC6q2Mq5d4jVLTlDlnLHpwY3AaoqHQfFNihBdp:53p

    • 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