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What is nav.exe?

Part of Norton AntiVirus by Symantec

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How does nav.exe run?

Service - nav.exe runs as a background Windows service called 'NAV' (Norton AntiVirus).


What is the community is seeing?What is the community is doing?
About 0.3% of all Boost users have the nav.exe process running.Of the 0.3% of nav.exe users, 14.3% have disabled it.
How resource intensive is nav.exe?
Comparison based on the average resource utilization across all programs.
0.00303% CPU30310.0%
Average CPU utilization across all programs is 0.00001%.
18.97 MB RAM88.1%
Average private memory utilization across all programs is 21.53 MB.
58 GDI objects38.7%
Average number of GUI GDI and USER objects for all programs is 150.
     10 context switches/sec10.0%
Average context switches for all programs is 100 per second.
Typical file (disk image) location:
C:\Program Files\norton antivirus\engine\\nav.exe

Are there other versions of Norton AntiVirus?

What modules are loaded?

A module is a dynamic link library (DLL) or an executable file that is loaded into the process. Below is a list of non-system modules that are loaded by Norton AntiVirus.

What else is related?

What Windows OS versions does this run on?

Windows 8.1 Pro (6.2.9200.0)

About Symantec Corporation

Symantec provides security, storage and systems management software for business and individual use. The company helps customers protect their information, iden More...
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File details

File name: nav.exe
Publisher: Symantec Corporation (verified)
Name: Norton AntiVirus
Description: Norton AntiVirus
Product version:
Size: 256.8 KB
Original file name: ccSvcHst.exe

Digital certificate

Certificate authority: VeriSign
Effective date: 8/9/2010

Resource utilization

CPU utilization averages
Total CPU: 0.0057228018%
Privileged CPU: 0.0026918024%
User CPU: 0.00303099933078%
Privileged CPU time: 7460.94 ms
Privileged CPU time /min: 0 ms
CPU cycle count: 1,037,075,047
Context switches /sec: 10
Memory utilization averages
Committed memory: 208.8 MB
Peak committed memory: 461.58 MB
Paged memory: 18.97 MB
Peak paged memory: 67.94 MB
Paged system memory: 399.24 KB
Non-paged system memory: 50.65 KB
Working set memory: 10 MB
Peak working set memory: 61.53 MB
Min working set memory: 9.55 MB
Private memory: 18.97 MB
Page faults: 165,095
Page faults /min: 0
Process I/O averages
Total read operations: 120,834
Total read transfer: 118.52 MB
Total write operations: 33,648
Total write transfer: 5.98 MB
Total other operations: 179,386
Total other transfer: 6.61 MB
GUI Object Averages
GDI objects: 58
Peak GDI objects: 70
USER objects: 39
Peak USER objects: 49
Handle count average: 2,678
Thread count average: 36
Thread resource averages

Process details

Runs as (owner): User
Integrety level: High
Windows platform: 64-bit
Runs as a service: Yes
System Tray: Yes
Parent Process
Child Process
Process Commands
"C:\Program Files\Norton AntiVirus\Engine\\NAV.exe" /c /a /s UserSession2
"C:\Program Files\Norton AntiVirus\Engine\\NAV.exe" /s "NAV" /m "C:\Program Files\Norton AntiVirus\Engine\\diMaster.dll" /prefetcC:1

Service details

Name: Norton AntiVirus
Service name: NAV
Service type: Win32OwnProcess
Description: “Norton AntiVirus”

Network connectivity

TCP: localhost on port 49182

Image hashes

MD5: a896a6a60ba695cc6082233affdbe38f
SHA-1: 549b1717cdb665c3250d46c73788a94b4d2cf4bb

PE image details

File packed: No
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