Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 03:18

General

  • Target

    doorstop_libs/libdoorstop_x86.dylib

  • Size

    28KB

  • MD5

    eab63a6d53b8a26e8d0e7f0e08f6bee5

  • SHA1

    81f79b64fc5a59d5d9f77edf782c06f0745917f7

  • SHA256

    7f0d1b00a8eb71f0746e9d2ecf3a18034662e0e5826ac7357ceb8d117ed14eff

  • SHA512

    7f8448dea127743dae6f9eb86728a507b56ac6b9f637bc8a79620e7b3b5d404f348313cd627d32c989a3e942e3a37f3a97063e7c649faae27bd4258285130091

  • SSDEEP

    768:o0K9hNC31Ne01HDzIY3xo8f6tPuYJ3CZRBazrX5qyXEl5KS/:q9hNC31Ne01HDzIY3xo46tP0hazTwyXa

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 9 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\doorstop_libs\libdoorstop_x86.dylib
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2172
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\doorstop_libs\libdoorstop_x86.dylib
      2⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2916
      • 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\doorstop_libs\libdoorstop_x86.dylib"
        3⤵
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:2812

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    3KB

    MD5

    fcdd39eafff8594f95e6fa2f20f9b742

    SHA1

    cfef3ba03be326922886f23c788cab3bddfa3667

    SHA256

    b7041b572c8c551d2924b5d6a0457f32208603a0ef75d46abf8ac4ff448cceed

    SHA512

    d4df79e1b3727ae179a3a126db56e0bf5a49004e09ab291a9b320a163575fa0b6685d69660a6cd82bccfcd23e1b5333074f52b51bbd872c91aaa424f5045331a