Analysis

  • max time kernel
    143s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/11/2023, 17:13

General

  • Target
    072d5b65a446875e47dd36a8773b9971.exe
  • Size 2.5MB
  • Sample231113-vreasaeb5x
  • SHA256 17976bb87cd264ff4c889045893fdf26aad4fdb5762890ef8f0dd17fe8f43d7c
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\072d5b65a446875e47dd36a8773b9971.exe
    "C:\Users\Admin\AppData\Local\Temp\072d5b65a446875e47dd36a8773b9971.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1064
    • C:\Users\Admin\AppData\Local\Temp\Broom.exe
      C:\Users\Admin\AppData\Local\Temp\Broom.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:1608

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Broom.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Broom.exe
        • Size 5.3MB
        • SHA256 ff3025f9cf19323c5972d14f00f01296d6d7a71547eca7e4016bfd0e1f27b504
        • MD5 SHA1 SHA512 SSDEEP

        memory/1608-3-0x0000000000F80000-0x0000000000F81000-memory.dmp

        memory/1608-4-0x0000000000400000-0x0000000000965000-memory.dmp

        memory/1608-6-0x0000000000F80000-0x0000000000F81000-memory.dmp

        memory/1608-7-0x0000000000400000-0x0000000000965000-memory.dmp

        memory/1608-11-0x0000000000400000-0x0000000000965000-memory.dmp