Specific issues and troubleshooting:
lsass.exe is a system process of the Microsoft Windows security mechanisms - the Local Security Authentication Server. It verifies the validity of user logons to your PC or Server. It generates the process responsible for authenticating users for the Winlogon service. This program is important for the stable and secure running of your computer and should not be terminated. Note: This process name is also reported as a virus or trojan (Kazaa, Nimos, Sasser, Lowgate). In this case, the running process is a security risk and should be removed immediatelly.
Security risk rating: N/A
Trojan and malware info: N/A*
Typical errors:
File not found, An error occurred in file, Not responding, Application Error 0x, Howto delete, stop, run, remove and find the file.
Note: N/A means "Not available". That means that now we have no information if this process is harmful or not.
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Summary: 1 user rated this process. Average security risk: Very low
Average user rating of lsass.exe:
based on 1 votes and/or 1 reviews.
Disclaimer: this user reviews are provided "as is" without any warranty. Reviews are uncensored opinions submitted by our users. We are not responsible for the content of these User Reviews.
User (IP) | Security risk |
98.66.185.* | Very low |
essential part of the windows os | |
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The name lsass.exe can be used by many programs from different vendors. Also, the same vendor can create lsass.exe in more than one version. Thus, we distinguish between all variants of lsass.exe using so called "checksum". Checksum is unique number identifying particular version of lsass.exe:
Checksum (MD5) | Version | Size (in bytes) | Manufacturer |
599576C6 | |||
8f370675 | 6.1.7601.18719 | ||
eecb06d3 | 6.1.7601.18779 | ||
6b015b66 | 6.1.7601.18798 | ||
e4490083 | 6.1.7601.18839 | ||
6e6a19c2 | 6.1.7601.18869 | ||
4a7606e7 | 6.1.7601.18912 | ||
3b7a7c53 | 6.1.7601.18443 | ||
410914b4 | 6.1.7601.18939 | ||
601e8480 | 6.1.7601.18270 | ||
87d5ff50 | 6.1.7601.18270 | ||
94fb618b | 6.1.7600.16915 | ||
2ce6b38b | |||
37ee9742 | |||
B1674B46 | |||
42DC09D3 | |||
1692d1cf | |||
d0b6cfa8 | |||
943D58B0 | |||
16C5D894 | |||
cfe44be5 | 6.1.7601.18951 | ||
5d0a2112 | 6.1.7601.18933 | ||
f2219f2c | 10.0.10240.16384 | ||
cec7a4c8 | 6.1.7601.23539 | ||
3fa8ed19 | 6.1.7601.23545 | ||
5945090 | 5.1.2600.2180 | 13312 | |
6cdf043c | 6.1.7601.23571 | ||
c6af7b86 | 6.1.7601.23572 | ||
eb645f24 | 6.1.7601.23601 | ||
2724580d | 6.1.7601.23642 | ||
0793f40b9b8a1bdd266296409dbd91ea | 6.1.7600.16385 | 31232 | |
A72F445A | 5.1.2600.2180 | 13312 | |
64203ad4 | 6.1.7601.23497 | ||
b0bd59e7 | 6.1.7601.23452 | ||
4b0d9820 | 6.1.7601.19110 | ||
4f1f2717 | 6.1.7601.19135 | ||
deca3132 | 6.1.7601.19045 | ||
9e2b63bc | 6.1.7601.19160 | ||
56ba059f | 6.1.7601.23392 | ||
f6934a51 | 10.0.10586.0 | ||
b2a1a546 | 6.1.7601.23418 | ||
ffde40a3 | 6.1.7601.19007 | ||
581130dc | 6.1.7601.23419 | ||
ED6AC52 | |||
B3FD033B | |||
E6FAB19A | |||
7A11FA52 | |||
2BDD4D7E | |||
F6EC7230 | |||
974841BE | |||
16EB66A7 | |||
A8E7AE3C | |||
14D8858E | |||
AE7078E7 | |||
FFBB5F78 | 5.1.2600.2180 | 13312 | |
52240B1A | 42713 | ||
FB62B909 | 5.00.2195.1620 | 33552 | |
B1A7DA6C | 6.0.6000.16386 | 7680 | |
DD39D0EF | |||
521C5496 | |||
50B74EC4 | |||
5B45B59C | |||
58193FCB | 5.1.2600.0 | 11776 | |
DF6663CB | |||
4898b67d | |||
163014b4 | |||
9384620a | |||
1332e628 | |||
d733b6b8 | |||
72bfff4e | |||
26f13d7c | |||
c725f64f | |||
ff76bca2 | |||
38DDEAF | |||
8FBD55ED | |||
67B8FBA8 | |||
DDA599EF | |||
877C964D | |||
23496AEC | |||
ECEAD7CE | |||
50B6071A | |||
5B0B3C80 | |||
6C429E0C | |||
CA317E9A | |||
43A74A4C | |||
BA4D16D3 | 5.00.2195.2964 | 33552 | |
EB227748 | 5.1.2600.2180 | 13312 | |
AC08C36F | 5.1.2600.1106 | 11776 | |
B383FEAE | 5.00.2195.7011 | 33552 | |
46681371 | 5.1.2600.2180 | 13312 | |
C405D9BC | 5.1.2600.2180 | 13312 | |
5222EAA4 | 5.00.2195.6902 | 38160 | |
34C77126 | 5.1.2600.2180 | 13312 | |
9A2D9B32 | 5.1.2600.2180 | 13312 | |
66C8CD4A | 5.1.2600.2180 | 13312 | |
3E129DB9 | 5.1.2600.2180 | 13312 | |
A3A45D6F | 5.1.2600.2180 | 13312 | |
947B624B | 5.1.2600.1106 | 11776 | |
2831A7C | 5.1.2600.2180 | 13312 | |
45880DBE | 5.00.2195.7011 | 38160 | |
15AD8327 | 5.00.2195.6695 | 35088 | |
30129219 | 5.1.2600.1106 | 11776 | |
1E671930 | 5.1.2600.2180 | 13312 | |
21561DC4 | 5.1.2600.0 | 11776 | |
91508EA2 | 5.1.2600.1106 | 11776 | |
BA0B192B | 5.1.2600.0 | 11776 | |
B319DFB9 | 5.1.2600.0 | 11776 | |
BF785E02 | 5.1.2600.2096 | 13312 | |
BE43F45C | 5.1.2600.2180 | 13312 | |
5F46BC9D | 5.1.2600.2180 | 13312 | |
E10D9EAB | 5.1.2600.2180 | 13312 | |
7F41B1D7 | 5.1.2600.2180 | 13312 | |
8BDD0780 | 5.1.2600.0 | 11776 | |
D4343783 | 5.1.2600.0 | 11776 | |
68DB4F5D | 5.1.2600.2180 | 13312 | |
2994FAFE | 5.1.2600.1106 | 11776 | |
236710EF | 5.1.2600.2180 | 13312 | |
8CAE6E28 | 5.1.2600.1106 | 11776 | |
70CBDC7A | 5.00.2195.7011 | 39184 | |
1BE99B23 | 5.00.2195.6902 | 33552 | |
< unknown > | |||
5ED9D4A | 5.1.2600.0 | 11776 | |
732001B | 5.00.2195.7011 | 33552 | |
AC258ABC | 5.00.2195.6695 | 39184 | |
B83FD955 | 5.1.2600.0 | 11776 | |
7EAD84E8 | 5.1.2600.1106 | 11776 | |
70378041 | 5.1.2600.2180 | 13312 | |
F91E836F | 5.1.2600.1081 | 11776 | |
FDB05400 | 5.00.2195.6695 | 33552 | |
915F344F | 5.1.2600.2180 | 13312 | |
9384CEC8 | 5.00.2195.6695 | 38160 | |
8616E98F | 5.1.2600.1106 | 11776 | |
2684BC98 | 5.1.2600.1106 | 11776 | |
4D3BC3D6 | 5.1.2600.2180 | 13312 | |
1A4243C0 | 5.2.3790.0 | 16384 | |
194BA715 | 5.2.3790.0 | 13312 | |
85242943 | 5.1.2600.2180 | 13312 | |
E968D337 | 5.1.2600.0 | 11776 | |
F58B1ED7 | 6.0.6000.16386 | 7680 | |
BB2FC9B3 | 5.00.2184.1 | 33552 | |
E398DF6D | 5.2.3790.0 | 16384 | |
98D00EDD | 5.1.2600.1106 | 11776 | |
BB66E749 | 5.1.2600.0 | 11776 | |
11B2E25B | 5.1.2600.0 | 11776 | |
AC8016C2 | 5.1.2600.2180 | 13312 | |
E29B9E00 | 5.1.2600.0 | 11776 | |
153881A0 | 5.00.2195.6695 | 33552 | |
FF569A4E | 5.1.2600.2180 | 13312 | |
D71EF30B | 5.1.2600.0 | 11776 | |
9BA38AC3 | 5.1.2600.2180 | 13312 | |
F6F4081 | 5.1.2600.2180 | 13312 | |
43234D78 | 5.00.2195.7011 | 36112 | |
2E585FE0 | 5.1.2600.2180 | 13312 | |
732854DC | 5.00.2195.6695 | 33552 | |
EC5DB1F1 | 5.1.2600.1106 | 11776 | |
88A791D1 | 5.1.2600.2180 | 13312 | |
FE4472B6 | 5.00.2195.5430 | 38160 | |
A7533415 | 5.1.2600.1106 | 11776 | |
8DF109C2 | 5.1.2600.2180 | 13312 | |
594C29C7 | 5.1.2600.0 | 11776 | |
4FD51912 | 5.1.2600.0 | 11776 | |
8E3FE8FF | 5.1.2600.0 | 11776 | |
FF3BA246 | 5.00.2195.7011 | 39184 | |
398215E3 | 5.1.2600.2180 | 13312 | |
20D6072F | 5.00.2195.6902 | 37648 | |
94DA3D95 | 5.00.2184.1 | 39184 | |
29F4016 | 5.00.2195.7011 | 35088 | |
1A7A9572 | 5.00.2195.6902 | 36112 | |
8E100EA9 | 5.1.2600.2180 | 13312 |
Retypes: wxe, rxe, eze, ece, exw, exr, eexe, exxe, exee, ksass, ;sass, laass, ldass, lssss, lsaas, lsads, lsasa, lsasd, llsass, lssass, lsaass, lsasss, lsasss, sass, lass, lsss, lsas, lsas, lzazz,
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