MSASCUI.exe
Windows Defender by Microsoft Corporation (Signed)
| Version: | 1.1.1593.0 |
| MD5: | 77c03bf23ae56b0a31ae4d5bb4b3d0ac |
| SHA1: | 6761523a26c96461b4051d6932cb3ade36a2efb2 |
| SHA256: | c4b21ef26de3d595946ecef013d03e2af740b0ac8af7aa10c49511390eeb6d16 |
What is MSASCUI.exe?
MSASCui.exe is the Windows Defender User Interface, the main UI for Windows Defender.
About MSASCUI.exe (from Microsoft Corporation)
“Windows Defender is a free program that helps you stay productive by protecting your computer against pop-ups, slow performance and security threats caused by spyware and other potentially unwanted so”
Details
| File name: | MSASCui.exe |
| Publisher: | Microsoft Corporation |
| Product name: | Windows Defender |
| Description: | Windows Defender User Interface |
| Typical file path: | C:\Program Files\windows defender\msascui.exe |
| File version: | 1.1.1593.0 |
| Size: | 846.27 KB (866,584 bytes) |
| Certificate |
| Issued to: | Microsoft Corporation |
| Authority (CA): | Microsoft Corporation |
| Effective date: | Tuesday, April 4, 2006 |
| Expiration date: | Thursday, October 4, 2007 |
| Digital DNA |
| PE subsystem: | Windows GUI |
| Entropy: | 6.322427 |
| File packed: | No |
| Code language: | Microsoft Visual C++ 8.0 |
| .NET CLR: | No |
More details
Behaviors
Startup files (all users) run
Runs under the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
- 'Windows Defender User Interface' → "C:\Program Files\Windows Defender\MSASCui.exe" -hide
- 'Windows Defender' → "C:\Program Files\Windows Defender\MSASCui.exe" -hide
Resource utilization
(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
| CPU |
| Total CPU: | 0.06908862% | |
| Kernel CPU: | 0.02386746% | |
| User CPU: | 0.04522117% | |
| Kernel CPU time: | 3,862 ms/min | |
| User CPU time: | 14 ms/min | |
| Context switches: | 4/sec | |
| Memory |
| Private memory: | 8.94 MB | |
| Private (maximum): | 8.71 MB | |
| Private (minimum): | 8 MB | |
| Non-paged memory: | 8.94 MB | |
| Virtual memory: | 54.3 MB | |
| Virtual memory (peak): | 57.59 MB | |
| Working set: | 7.67 MB | |
| Working set (peak): | 10.14 MB | |
| Page faults: | 11,507/min | |
| I/O |
| I/O read transfer: | 28.65 KB/sec | |
| I/O read operations: | 8/sec | |
| I/O write transfer: | 76 Bytes/sec | |
| I/O write operations: | 1/sec | |
| I/O other transfer: | 858 Bytes/sec | |
| I/O other operations: | 31/sec | |
| Resource allocations |
| Threads: | 16 | |
| Handles: | 368 | |
| GUI GDI count: | 133 | |
| GUI USER count: | 126 | |
Process properties
| Tray notification: | Yes |
| Platform: | 32-bit |
| Command lines: |
- "C:\Program Files\windows defender\msascui.exe" -hide
- "C:\Program Files\windows defender\msascui.exe" -updateandquickscan
|
| Owner: | User |
| Parent process: | Explorer.EXE (Windows Explorer by Microsoft) |
Threads
Averages
| ntdll.dll |
| Total CPU: | 0.52165302% | |
| Kernel CPU: | 0.07769125% | |
| User CPU: | 0.44396177% | |
| Context switches: | 1/sec | |
| Memory: | 712 KB | |
| MSASCui.exe (main module) |
| Total CPU: | 0.01728213% | |
| Kernel CPU: | 0.00625854% | |
| User CPU: | 0.01102359% | |
| Context switches: | 2/sec | |
| Memory: | 860 KB | |
| MpRtMon.DLL |
| Total CPU: | 0.00080105% | |
| Kernel CPU: | 0.00078458% | |
| User CPU: | 0.00001647% | |
| Memory: | 688 KB | |
| MpClient.dll |
| Total CPU: | 0.00057839% | |
| Kernel CPU: | 0.00018257% | |
| User CPU: | 0.00039582% | |
| Memory: | 316 KB | |
| gdiplus.dll |
| Total CPU: | 0.00022527% | |
| Kernel CPU: | 0.00017646% | |
| User CPU: | 0.00004881% | |
| Memory: | 1.67 MB | |
Common loaded modules
These are modules that are typiclaly loaded within the context of this process.
Distribution by Windows OS
| OS version | distribution |
| Windows Vista Home Premium |
46.50% |
|
| Windows Vista Home Basic |
16.56% |
|
| Windows Vista Ultimate |
10.83% |
|
| Microsoft Windows XP |
9.55% |
|
| Windows Vista Business |
6.37% |
|
| Windows XP Home Edition |
5.73% |
|
| Microsoft Windows XP Home Edition |
1.27% |
|
| Windows XP Professional |
1.27% |
|
| Windows 7 Home Premium |
1.27% |
|
| Windows 8.1 Pro with Media Center |
0.64% |
|
Distribution by country
United States installs about 57.66% of Windows Defender.
Distribution by PC manufacturer
| PC Manufacturer | distribution |
| Dell |
37.50% |
|
| Hewlett-Packard |
13.54% |
|
| Toshiba |
12.50% |
|
| ASUS |
10.42% |
|
| Intel |
6.25% |
|
| Acer |
5.21% |
|
| American Megatrends |
4.17% |
|
| Gateway |
4.17% |
|
| Sony |
4.17% |
|
| Lenovo |
2.08% |
|
