Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    148s
  • 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
    07/11/2024, 09:38

General

  • Target

    2024-11-07_cdaa83e8fda8718deb7197cea179dce2_ryuk.exe

  • Size

    3.6MB

  • MD5

    cdaa83e8fda8718deb7197cea179dce2

  • SHA1

    6339315b355537a70fcb30a611350eeda12e04e1

  • SHA256

    f80085e505e9cec02266687e45f20d7d6f73bf95978921f375bb37cac9745cf1

  • SHA512

    33b88fad8fd5b6eee84f9428c002347f6bbdf6a210fdeca49ef4180b8b09d4f772f3041d21e915667d4d57331b76a6966974f8d489d759134b5231be6675d6b5

  • SSDEEP

    49152:FByPnIVm7J9wCG7cpcXfUx9oh1P9ea0wHlcjKLrD:p

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes
  • anti_dbg

    true

  • anti_vm

    true

  • build_name

    444

  • extensions

    none

  • grabber_max_size

    1.048576e+06

  • links

    none

  • port

    15666

  • self_destruct

    true

Signatures

  • Meduza

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

  • Meduza Stealer payload 5 IoCs
  • Meduza family
  • 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.

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

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

  • 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.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-11-07_cdaa83e8fda8718deb7197cea179dce2_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-11-07_cdaa83e8fda8718deb7197cea179dce2_ryuk.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Users\Admin\AppData\Local\Temp\2024-11-07_cdaa83e8fda8718deb7197cea179dce2_ryuk.exe
      C:\Users\Admin\AppData\Local\Temp\2024-11-07_cdaa83e8fda8718deb7197cea179dce2_ryuk.exe
      2⤵
      • Checks computer location settings
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:3648
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 3000 > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\2024-11-07_cdaa83e8fda8718deb7197cea179dce2_ryuk.exe"
        3⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:4432
        • C:\Windows\system32\PING.EXE
          ping 1.1.1.1 -n 1 -w 3000
          4⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:4160

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3648-1-0x0000000140000000-0x000000014013E000-memory.dmp

    Filesize

    1.2MB

  • memory/3648-0-0x0000000140000000-0x000000014013E000-memory.dmp

    Filesize

    1.2MB

  • memory/3648-2-0x0000000140000000-0x000000014013E000-memory.dmp

    Filesize

    1.2MB

  • memory/3648-3-0x0000000140000000-0x000000014013E000-memory.dmp

    Filesize

    1.2MB

  • memory/3648-12-0x0000000140000000-0x000000014013E000-memory.dmp

    Filesize

    1.2MB