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Overview

overview

10

Static

static

3

2024-12-14...uk.exe

windows7-x64

10

2024-12-14...uk.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/12/2024, 09:50

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General

  • Target

    2024-12-14_36b15b22ccf73ecfec445f9bd7dc59ff_cobalt-strike_ryuk.exe

  • Size

    3.1MB

  • MD5

    36b15b22ccf73ecfec445f9bd7dc59ff

  • SHA1

    4736a7feb57398e3efde894647b038014ced93dc

  • SHA256

    b4de7f656a143cb9a5a1836836f0e90d1707a92e66685d15d54e3eb203fa9476

  • SHA512

    fd36ea7181b4c3466cc9401bd10e67a138935f0098480629b51d88cd498ae346f910e4fbd138c7b59d2dd56f6ad59de05e1dddeec5be724cb7cc812060f23be5

  • SSDEEP

    24576:SBvVKjsyoZlCOjSXM8ZiPC9RSjFqfH48RdFNE2YRM+MBgOoJ14/fe7P/e:uJXjoM80dX87FNE7ME7P

Score
10/10
meduzacollectiondiscoveryspywarestealer

Malware Config

Extracted

Family

meduza

C2

45.130.145.152

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    SEO2.0

  • extensions

    .txt; .doc; .xlsx

  • grabber_max_size

    4.194304e+06

  • port

    15666

  • self_destruct

    false

Signatures

  • Meduza

    Meduza is a crypto wallet and info stealer written in C++.

    stealermeduza
  • Meduza Stealer payload 6 IoCs
  • Meduza family
    meduza
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs
    collection
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

    discovery
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-14_36b15b22ccf73ecfec445f9bd7dc59ff_cobalt-strike_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-14_36b15b22ccf73ecfec445f9bd7dc59ff_cobalt-strike_ryuk.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4724
    • C:\Users\Admin\AppData\Local\Temp\2024-12-14_36b15b22ccf73ecfec445f9bd7dc59ff_cobalt-strike_ryuk.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-12-14_36b15b22ccf73ecfec445f9bd7dc59ff_cobalt-strike_ryuk.exe"
      2⤵
      • Checks computer location settings
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3424

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3424-2-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/3424-1-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/3424-3-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/3424-0-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/3424-10-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

    Download

  • memory/3424-11-0x0000000140000000-0x0000000140141000-memory.dmp

    Filesize

    1.3MB

    Download