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What is winvnc4.exe?

Part of VNC Server Free Edition by RealVNC Ltd.

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How does winvnc4.exe run?

Service - winvnc4.exe runs as a background Windows service called 'WinVNC4' (VNC Server Version 4). This service runs as the SYSTEM account with extensive privileges on the local computer, and acts as the computer on the network. VNC Server Version 4 runs as a standard Windows service loaded by the Windows Service Controller (services.exe).


What is the community is seeing?What is the community is doing?
About 0.2% of all Boost users have the winvnc4.exe process running.Of the 0.2% of winvnc4.exe users, 25.0% have disabled it.
How resource intensive is winvnc4.exe?
Comparison based on the average resource utilization across all programs.
0.00001% CPU137.6%
Average CPU utilization across all programs is 0.00001%.
     1.31 MB RAM6.1%
Average private memory utilization across all programs is 21.53 MB.
 2 /min0.1%
Average I/O read and write operations for all programs is 2,253 per minute.
         10 GDI objects6.7%
Average number of GUI GDI and USER objects for all programs is 150.
 1 context switches/sec1.0%
Average context switches for all programs is 100 per second.
Typical file (disk image) location:

What else is related?

What Windows OS versions does this run on?

Microsoft Windows XP (5.1.2600.196608)
Windows 7 Home Premium (6.1.7601.65536)
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File details

File name: winvnc4.exe
Publisher: RealVNC Ltd. (verified)
Name: VNC Server Free Edition
Description: VNC Server Free Edition for Win32
Version: 4.1.2
Size: 428.95 KB
Original file name: winvnc4.exe

Digital certificate

Issued to: RealVNC Ltd

Resource utilization

CPU utilization averages
Total CPU: 0.0000474114%
Privileged CPU: 0.0000336503%
User CPU: 0.00001376104899%
Privileged CPU time: 46.84 ms
Privileged CPU time /min: 0 ms
CPU cycle count: 1,544,817,705
CPU cycle count /min: 9,737,306
Context switches /sec: 1
Memory utilization averages
Committed memory: 47.8 MB
Peak committed memory: 51.55 MB
Paged memory: 1.31 MB
Peak paged memory: 1.4 MB
Paged system memory: 91.78 KB
Non-paged system memory: 8.28 KB
Working set memory: 3.09 MB
Peak working set memory: 4.45 MB
Min working set memory: 3.08 MB
Private memory: 1.31 MB
Page faults: 1,174
Page faults /min: 2
Process I/O averages
Total read operations: 3
Read operations /min: 1
Total read transfer: 108 Bytes
Read transfer /min: 0 Bytes
Total write operations: 3
Write operations /min: 1
Total write transfer: 84 Bytes
Write transfer /min: 0 Bytes
Total other operations: 268
Other operations /min: 1
Total other transfer: 3.66 KB
Other Transfer /min: 4 Bytes
GUI Object Averages
GDI objects: 10
Peak GDI objects: 13
USER objects: 4
Peak USER objects: 6
Handle count average: 94
Thread count average: 3
Thread resource averages

Process details

Runs as (owner): System
Integrety level: Undefined
Windows platform: 32-bit
Runs as a service: Yes
System Tray: Yes
Parent Process
Process Commands
"C:\Program Files\RealVNC\VNC4\WinVNC4.exe" -service
"C:\BBY\ACM\Utils\vnc\winvnc4.exe" -noconsole -disableclose=true -disableoptions=true

Service details

Name: VNC Server Version 4
Service name: WinVNC4
Service type: Win32OwnProcess, InteractiveProcess

Network connectivity

TCP: localhost on port 5900

Image hashes

MD5: bda11f9ab8629313950cef60ec1dbe1d
SHA-1: be12db7480655f64f7759bcf26f7a25d9e301b8e
SHA-256: c868a24f712f7e5d04878b6fb109ee2b62d7d6ead1ba5d804f47b6a8977492a6

PE image details

Subsystem: Windows Console
File packed: No
Import Table
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