Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/02/2024, 22:56

General

  • Target
    VirusShare-00caebdc408a5552b0fd089ef95d3d3a.exe
  • Size 468KB
  • Sample240202-2w7apadahm
  • SHA256 71f32e6dd42f755db98364d99f57560141e745af2854e05428ddaed2c5e643e1
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Adds Run key to start application 2 TTPs 49 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VirusShare-00caebdc408a5552b0fd089ef95d3d3a.exe
    "C:\Users\Admin\AppData\Local\Temp\VirusShare-00caebdc408a5552b0fd089ef95d3d3a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5700
    • C:\Users\Admin\AppData\Local\Temp\VirusShare-00caebdc408a5552b0fd089ef95d3d3a.exe
      VirusShare-00caebdc408a5552b0fd089ef95d3d3a.exe
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3676
      • C:\Users\Admin\xuXKCQEP.exe
        C:\Users\Admin\xuXKCQEP.exe
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2284
      • C:\Users\Admin\toast.exe
        C:\Users\Admin\toast.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1144
        • C:\Users\Admin\toast.exe
          toast.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:716
      • C:\Users\Admin\voast.exe
        C:\Users\Admin\voast.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2672
        • C:\Users\Admin\voast.exe
          voast.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:2772
          • C:\Windows\explorer.exe
            000000B0*
            5⤵
              PID:3288
        • C:\Users\Admin\woast.exe
          C:\Users\Admin\woast.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:2084

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          toast.exe

          • Path C:\Users\Admin\toast.exe
          • Size 152KB
          • SHA256 83f8d74aa948dc8569f2f44174eb4da6e3bf0d6ef9293c8a92d882c2fda0e07c
          • MD5 SHA1 SHA512 SSDEEP

          voast.exe

          • Path C:\Users\Admin\voast.exe
          • Size 242KB
          • SHA256 8c95e0048da1c72815701a5bb8000023b96433ad05e63e568ee28246c153ab04
          • MD5 SHA1 SHA512 SSDEEP

          woast.exe

          • Path C:\Users\Admin\woast.exe
          • Size 24KB
          • SHA256 1cc6a49d67f8f63801d0ffa3722f96405995e9f30958e5a368589591583932de
          • MD5 SHA1 SHA512 SSDEEP

          xuXKCQEP.exe

          • Path C:\Users\Admin\xuXKCQEP.exe
          • Size 156KB
          • SHA256 5c3e9c19f2015acdfda9921a68d6822348d4f82b6b1d12d248264d1361d72ca9
          • MD5 SHA1 SHA512 SSDEEP

          memory/716-31-0x0000000000400000-0x000000000040B000-memory.dmp

          memory/716-30-0x0000000000400000-0x000000000040B000-memory.dmp

          memory/716-21-0x0000000000400000-0x000000000040B000-memory.dmp

          memory/716-22-0x0000000000400000-0x000000000040B000-memory.dmp

          memory/716-23-0x0000000000400000-0x000000000040B000-memory.dmp

          memory/716-24-0x0000000000400000-0x000000000040B000-memory.dmp

          memory/716-25-0x0000000000400000-0x000000000040B000-memory.dmp

          memory/1144-29-0x0000000000400000-0x0000000000429000-memory.dmp

          memory/2672-41-0x0000000000400000-0x0000000000429000-memory.dmp

          memory/2672-50-0x0000000000400000-0x0000000000429000-memory.dmp

          memory/2772-52-0x0000000000400000-0x000000000042B000-memory.dmp

          memory/2772-45-0x0000000000400000-0x000000000042B000-memory.dmp

          memory/2772-46-0x0000000000400000-0x000000000042B000-memory.dmp

          memory/2772-51-0x0000000000400000-0x000000000042B000-memory.dmp

          memory/2772-42-0x0000000000400000-0x000000000042B000-memory.dmp

          memory/2772-43-0x0000000000400000-0x000000000042B000-memory.dmp

          memory/2772-44-0x0000000000400000-0x000000000042B000-memory.dmp

          memory/3288-55-0x0000000000DA0000-0x0000000000DB5000-memory.dmp

          memory/3676-5-0x0000000000400000-0x0000000000495000-memory.dmp

          memory/3676-8-0x0000000000400000-0x0000000000495000-memory.dmp

          memory/3676-36-0x0000000000400000-0x0000000000495000-memory.dmp

          memory/3676-3-0x0000000000400000-0x0000000000495000-memory.dmp

          memory/3676-72-0x0000000000400000-0x0000000000495000-memory.dmp

          memory/5700-0-0x0000000000400000-0x000000000042A000-memory.dmp

          memory/5700-7-0x0000000000400000-0x000000000042A000-memory.dmp