General

  • Target

    2024-11-16_1dcc07eb97d4c4f32abd4666dfd142f1_ryuk

  • Size

    3.6MB

  • Sample

    241116-lfyqlsteph

  • MD5

    1dcc07eb97d4c4f32abd4666dfd142f1

  • SHA1

    57b1dd27cb92ddd3c980be825e63d0d0cdbb9d1a

  • SHA256

    d24a318bf92e09537597a99368482fe4733719db4cda72adf3f05e15a729325c

  • SHA512

    1e47a286851b1f717d3ff827694577ebd56d2512bb9f099309155f323dc7b19d6115d2066d6d9630d637435acc019b622bf163e7fb8797a88e5ebc27d891f512

  • SSDEEP

    49152:0QusxfslDDkEOnTyApUINfVkPEs4MscSPEamK3g62RXbhrp:5sp

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    684

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-11-16_1dcc07eb97d4c4f32abd4666dfd142f1_ryuk

    • Size

      3.6MB

    • MD5

      1dcc07eb97d4c4f32abd4666dfd142f1

    • SHA1

      57b1dd27cb92ddd3c980be825e63d0d0cdbb9d1a

    • SHA256

      d24a318bf92e09537597a99368482fe4733719db4cda72adf3f05e15a729325c

    • SHA512

      1e47a286851b1f717d3ff827694577ebd56d2512bb9f099309155f323dc7b19d6115d2066d6d9630d637435acc019b622bf163e7fb8797a88e5ebc27d891f512

    • SSDEEP

      49152:0QusxfslDDkEOnTyApUINfVkPEs4MscSPEamK3g62RXbhrp:5sp

    • 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