Analysis

  • max time kernel
    127s
  • max time network
    131s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09/11/2020, 20:44

General

  • Target
    17ae41e1fde622159bcfd56e80ce0cdee5edfc147370e77091f17eed192d54e0.exe
  • Size 1.3MB
  • Sample201109-93gx4stsms
  • SHA256 17ae41e1fde622159bcfd56e80ce0cdee5edfc147370e77091f17eed192d54e0
  • MD5 SHA1 SHA512
Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\17ae41e1fde622159bcfd56e80ce0cdee5edfc147370e77091f17eed192d54e0.exe
    "C:\Users\Admin\AppData\Local\Temp\17ae41e1fde622159bcfd56e80ce0cdee5edfc147370e77091f17eed192d54e0.exe"
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:648
    • C:\Users\Admin\AppData\Roaming\Windows Defender.exe
      "C:\Users\Admin\AppData\Roaming\Windows Defender.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2564
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        3⤵
          PID:3124
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3124 -s 24
            4⤵
            • Program crash
            PID:184
    • C:\Windows\system32\OpenWith.exe
      C:\Windows\system32\OpenWith.exe -Embedding
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2572

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/184-5-0x0000000004C90000-0x0000000004C91000-memory.dmp

          memory/3124-3-0x0000000000400000-0x00000000004B2000-memory.dmp