lsass.exe is a application which is most likely NOT a virus. So, if lsass.exe is on your PC, it is most likely ok, and will NOT be a cause for concern. Even if your system is clean, it is still recommended to use a well-known antivirus with a good track record, in order to yourself yourself against potential security problems.
Usually, this application is found in C:\Windows\System32\lsass.exe.
The MD5 fingerprint for this file is 4e568dbe3fff1a0025eb432dc929b78f.
This program is set up as a Windows service. This means it runs on your PC in background, usually without displaying anything to you. Most Windows services are legit programs, which perform useful features to other programs or to the Windows Operating System.
lsass.exe seems to have something to do with Windows SFC (System File Checker) or Windows File Protection.
This program runs as a 32-bit program. It does not use the full set of features of modern PC CPUs. This ordinarily happens because the publishers did not bother to upgrade it to 64-bit code.
The description written in the program is Local Security Authority Process.
File version stored as a property 6.1.7601.23642 (win7sp1_ldr.170105-0730).
Company Microsoft Corporation.
Legal copyright © Microsoft Corporation. All rights reserved..
lsass.exe has a digital signature. Nowadays most clean software applications are digitally signed.
The digital signature found in lsass.exe is valid. This is excellent.
Digital certificate name: Microsoft Windows
Certificate's issuer name: Microsoft Windows Verification PCA
This executable does NOT have an uninstall routine stored in registry.