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What is lsm.exe?

Part of Local Session Manager Service by Microsoft

What is it?

Local Security Authority Subsystem Service (LSASS), is a process in Microsoft Windows operating systems that is responsible for enforcing the security policy on the system. It verifies users logging on to a Windows computer or server, handles password changes, and creates access tokens.
(lsm.exe is a system file that is installed with Windows)
Download Boost and enjoy your PC. Speed up Local Session Manager Service and optimize your PC.

How does lsm.exe run?

Process - lsm.exe is an instance of a running program. This program executes under the SYSTEM account within Windows with extensive privileges on the local computer, and acts as the computer on the network. lsm.exe is executed by the process wininit.exe (Windows Start-Up Application by Microsoft).

Community

What is the community is seeing?What is the community is doing?
About 0.4% of all Boost users have the lsm.exe process running.Of the 0.4% of lsm.exe users, less than 1% have disabled it.
How resource intensive is lsm.exe?
Comparison based on the average resource utilization across all programs.
0.00024% CPU2382.0%
Average CPU utilization across all programs is 0.00001%.
     1.68 MB RAM7.8%
Average private memory utilization across all programs is 21.53 MB.
Typical file (disk image) location:
C:\Windows\System32\lsm.exe

Are there other versions of Local Session Manager Service?

What else is related?

What Windows OS versions does this run on?

Windows 7 Ultimate (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: lsm.exe
Publisher: Microsoft Corporation (verified)
Name: Local Session Manager Service
Description: Microsoft® Windows® Operating System
Version: 6.1.7600.16385 (win7_rtm.090713-1255)
Product version: 6.1.7600.16385
Size: 261.5 KB
Original file name: lsm.exe.mui
Windows file protection: Yes

Resource utilization

CPU utilization averages
Total CPU: 0.0007532338%
Privileged CPU: 0.0005150360%
User CPU: 0.00023819783127%
Privileged CPU time: 187.45 ms
Privileged CPU time /min: 0 ms
CPU cycle count: 500,513,978
CPU cycle count /min: 511,255
Memory utilization averages
Committed memory: 19.81 MB
Peak committed memory: 20.24 MB
Paged memory: 1.68 MB
Peak paged memory: 1.76 MB
Paged system memory: 34.95 KB
Non-paged system memory: 6.42 KB
Working set memory: 2.42 MB
Peak working set memory: 3.78 MB
Min working set memory: 2.07 MB
Private memory: 1.68 MB
Page faults: 2,162
Page faults /min: 2
Resources
Handle count average: 170
Thread count average: 10
Thread resource averages
ntdll.dll

Process details

Runs as (owner): System
Integrety level: System
Windows platform: 32-bit
Parent Process
Process Command
C:\Windows\system32\lsm.exe

Image hashes

MD5: 54c98ec578c425e97c10874701c365c3
SHA-1: 84ae6362cab05f2f2957db454424b80afa323793
SHA-256: eb4bb25cb68bf426495aeb4a5d7a7cc917a3da8ffd7d8c8ff6c159589fe5ee41

PE image details

Langauge*: Microsoft Visual C++
File entropy: 6.50647
File packed: No
Import Table
advapi32.dll
api-ms-win-core-errorhandling-l1-1-0.dll
api-ms-win-core-handle-l1-1-0.dll
api-ms-win-core-heap-l1-1-0.dll
api-ms-win-core-interlocked-l1-1-0.dll
api-ms-win-core-libraryloader-l1-1-0.dll
api-ms-win-core-localregistry-l1-1-0.dll
api-ms-win-core-misc-l1-1-0.dll
api-ms-win-core-processthreads-l1-1-0.dll
api-ms-win-core-profile-l1-1-0.dll
api-ms-win-core-synch-l1-1-0.dll
api-ms-win-core-sysinfo-l1-1-0.dll
api-ms-win-core-threadpool-l1-1-0.dll
api-ms-win-security-base-l1-1-0.dll
api-ms-win-service-management-l1-1-0.dll
api-ms-win-service-management-l2-1-0.dll
api-ms-win-service-winsvc-l1-1-0.dll
kernel32.dll
msvcrt.dll
ntdll.dll
rpcrt4.dll
sysntfy.dll
wmsgapi.dll
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