Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13-11-2024 17:10

General

  • Target

    4lena.pyc

  • Size

    5KB

  • MD5

    90614b6050c242cc2d0f17ffc2a2491c

  • SHA1

    2ea3d828b8f93969c10900ecb39a1397ea52fe86

  • SHA256

    6623647edb682f33c5020283a3998e0e9393248945eb83fa389e9ecdfe4f943f

  • SHA512

    addc3224fed2ee4ec5d675c52d1cb913f386e95f9dd5fba030338d0658fe00628065ba5d58fe56523118dd56fb00db45cd45ccc060b6ee5ad68147071cfc1680

  • SSDEEP

    96:BhCHkbGk1h1eLHeuGWpn40dmfFskCYA8VZGBV6ZrIQu:GEik1vwHt7140d9kCYA8VZIVUrIj

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\4lena.pyc
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2156
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\4lena.pyc
      2⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2056
      • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
        "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\4lena.pyc"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:2824

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

    Filesize

    3KB

    MD5

    9223c628f8739e0ac15e6a54f5f88bad

    SHA1

    4adb8a917e58839f8d99f508fa7aab147796f445

    SHA256

    161e7f403eb8d75a7d7bd452e1c6c8365bf9c4aa2f513a3a9019954a93da51f5

    SHA512

    01e5f7f665b1eecfc3097dc30d9870d9ccc69ecea7c4e3c5acfc88f33a7b718f700fad7136740aa3b68547f25137904de4d3e3f0bebe40bd2b5cbf3572033143