General

  • Target

    2024-12-02_76b643007c60d1458e92449867d9f7cc_ryuk

  • Size

    4.1MB

  • Sample

    241202-wlz6qs1mbl

  • MD5

    76b643007c60d1458e92449867d9f7cc

  • SHA1

    68b1f9268439e9207ed97f001c7b37d06a64d89b

  • SHA256

    ae9667b534dc035aba3939f488109b56e4e66a3ded2f25a8010d84bb2ab30e89

  • SHA512

    b3ce98596474883cbca22f318159f71fb4fbb60205cc021e82075a63fc7661d03591cf4b3ff65f59ad0da77eba8442f2f2ba781b9f71d192482cb27ccc72f527

  • SSDEEP

    49152:Xl4UjB0jUuqtLqVXgDd/m1TnJnBtc5lKzZ2tHrqF5Gifw5A:14UjKgugA

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    779

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-12-02_76b643007c60d1458e92449867d9f7cc_ryuk

    • Size

      4.1MB

    • MD5

      76b643007c60d1458e92449867d9f7cc

    • SHA1

      68b1f9268439e9207ed97f001c7b37d06a64d89b

    • SHA256

      ae9667b534dc035aba3939f488109b56e4e66a3ded2f25a8010d84bb2ab30e89

    • SHA512

      b3ce98596474883cbca22f318159f71fb4fbb60205cc021e82075a63fc7661d03591cf4b3ff65f59ad0da77eba8442f2f2ba781b9f71d192482cb27ccc72f527

    • SSDEEP

      49152:Xl4UjB0jUuqtLqVXgDd/m1TnJnBtc5lKzZ2tHrqF5Gifw5A:14UjKgugA

    • 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

    • 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