General

  • Target

    2024-12-13_a7e925a92645f00a6e3a34e529b32f74_cobalt-strike_ryuk

  • Size

    3.1MB

  • Sample

    241213-bw6q2straw

  • MD5

    a7e925a92645f00a6e3a34e529b32f74

  • SHA1

    b1a02e07961d6340eeb0815614c2433eb4629458

  • SHA256

    21345abefc18f91271f25c32ce1c7c09b4b9234605edfbd9e35bf33f124de074

  • SHA512

    1a755a63fdcbb43ec77bb5fcef91a59ff842024121451807f3629e737d784dfa338b69fb17afa75fb42fec566ed5756a086ce538c01c8e11f2b872aae968482e

  • SSDEEP

    49152:u2TEq2yVp1b7iP9WakSbrUITcPH+hp9ZEDeo:u

Malware Config

Extracted

Family

meduza

C2

45.130.145.152

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    Punish

  • extensions

    .txt;.doc;.docx;.pdf;.xls;.xlsx;.log;.db;.sqlite

  • grabber_max_size

    4.194304e+06

  • port

    15666

  • self_destruct

    true

Targets

    • Target

      2024-12-13_a7e925a92645f00a6e3a34e529b32f74_cobalt-strike_ryuk

    • Size

      3.1MB

    • MD5

      a7e925a92645f00a6e3a34e529b32f74

    • SHA1

      b1a02e07961d6340eeb0815614c2433eb4629458

    • SHA256

      21345abefc18f91271f25c32ce1c7c09b4b9234605edfbd9e35bf33f124de074

    • SHA512

      1a755a63fdcbb43ec77bb5fcef91a59ff842024121451807f3629e737d784dfa338b69fb17afa75fb42fec566ed5756a086ce538c01c8e11f2b872aae968482e

    • SSDEEP

      49152:u2TEq2yVp1b7iP9WakSbrUITcPH+hp9ZEDeo:u

    • 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