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What is osa.exe?

Part of Microsoft Office by Microsoft

What is it?

Microsoft Office Wrapper for Microsoft Office is an office suite of desktop applications, servers and services for the Microsoft Windows. A major feature of the Office suite is the ability for users and third party companies to write add-ins (plug-ins) that extend the capabilities of an application by adding custom commands and specialized features.
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How does osa.exe run?

Process - osa.exe is an instance of a running program. This 32-bit program executes with the privileges as the currently logged in user account. osa.exe is executed by the process explorer.exe (Windows Explorer by Microsoft).

How does osa.exe start?

User start menu folder - The shortcut file osa.lnk is loaded in the user's Startup folder (%AppData%\Microsoft\Windows\Start Menu\Programs\Startup\) that points to the executable osa.exe. The startup folder contains programs that automatically start when Windows starts for the logged in user.


What is the community is seeing?What is the community is doing?
About 0.1% of all Boost users have the osa.exe process running.Of the 0.1% of osa.exe users, 79.0% have disabled it.
How resource intensive is osa.exe?
Comparison based on the average resource utilization across all programs.
0.00168% CPU16754.0%
Average CPU utilization across all programs is 0.00001%.
     824 KB RAM3.7%
Average private memory utilization across all programs is 21.53 MB.
 40 /min1.8%
Average I/O read and write operations for all programs is 2,253 per minute.
              36 GDI objects24.0%
Average number of GUI GDI and USER objects for all programs is 150.
Typical file (disk image) location:
C:\Program Files\microsoft office\office\osa.exe

Are there other versions of Microsoft Office?

Why are multiple of the same versions listed?

What else is related?

What Windows OS versions does this run on?

Microsoft Windows XP (5.1.2600.131072)
Windows 7 Home Premium (6.1.7601.65536)

About Microsoft Corporation

Microsoft, founded in 1975 by Bill Gates and Paul Allen, is a veteran software company, best known for its Microsoft Windows operating system and the Microsoft More...
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File details

File name: osa.exe
Name: Microsoft Office
Description: Microsoft Office Wrapper
Version: 8.0
Size: 50.77 KB

Resource utilization

CPU utilization averages
Total CPU: 0.0018861790%
Privileged CPU: 0.0002107765%
User CPU: 0.00167540257374%
Privileged CPU time: 78.12 ms
Privileged CPU time /min: 0 ms
Memory utilization averages
Committed memory: 39.75 MB
Peak committed memory: 42.04 MB
Paged memory: 824 KB
Peak paged memory: 852 KB
Paged system memory: 40.96 KB
Non-paged system memory: 2.5 KB
Working set memory: 372 KB
Peak working set memory: 3.32 MB
Min working set memory: 316 KB
Private memory: 824 KB
Page faults: 963
Page faults /min: 2
Process I/O averages
Total read operations: 4
Read operations /min: 1
Total read transfer: 40.4 KB
Read transfer /min: 95 Bytes
Total write operations: 1
Write operations /min: 1
Total write transfer: 72 Bytes
Write transfer /min: 0 Bytes
Total other operations: 375
Other operations /min: 1
Total other transfer: 128.11 KB
Other Transfer /min: 300 Bytes
GUI Object Averages
GDI objects: 36
USER objects: 7
Handle count average: 43
Thread count average: 2
Thread resource averages

Process details

Runs as (owner): User
Integrety level: Undefined
Windows platform: 32-bit
Parent Process
Process Command
"C:\Program Files\Microsoft Office\Office\OSA.EXE" -b

User start menu folder details

Name: osa.exe

Image hashes

MD5: d06276d4cad46cdceabefdeb1a0d3c0d
SHA-1: 9ec72984b1e4afac806b347263e3743f35d0a7a3
SHA-256: 9e19b253d535f6f55539727386bee22fabd8632f1a2957360ecf28a33cb03e4c

PE image details

File packed: No
Import Table
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