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Process Name

  

What is lsass.exe? Local Security Authority

Vendor:      Microsoft
Product:     Windows
Vendor Website:     
Last Seen by PC Pitstop:      No Data

Process is Bad PC Pitstop has analyzed this process and determined that there is a high likelihood that it is bad.
Process is questionablePC Pitstop has analyzed this process and determined that the safety of this process is questionable.
Process is goodPC Pitstop has analyzed this process and determined that there is a high likelihood that it is good.
Process is goodThis process is a Microsoft or Windows process, but many viruses use this file name to escape notice.

Purpose: lsass.exe provides security functions in Windows 2000/XP. Leave it running, is very important for windows.

lsass.exe is an essential part of Windows and required for Windows to work properly. It should never be disabled.

PC Pitstop recommends WinPatrol Plus for monitoring all of the background activity on your PC. WinPatrol Plus provides an easy to understand descriptions of over 15,000 processes and programs.


lsass.exe is known to be a bad process. Start this Free scan to check your other threats to your PCs security, like this file.
lsass.exe could be a harmful process. Start this Free Scan to check for threats to your PC Security.
This information brought to you by PC Matic SuperShield. Start this Free scan to check your threats to your PCs security.
lsass.exe is a Microsoft or Windows process but some versions of this exe carry viruses.
Check your PC for the bad versions of this file - with this
Free Security Scan.

Percentage of recently scanned PC's with this process running: 24.02%
Average CPU use for this program: 0%
Average RAM for this program: 3 MB

Program Name MD5 Count
lsass.exe

MD5 Hashes Expand md5 List Collapse md5 List
# Status MD5 File Info Last Seen Signed Day Week Month Threat info
1 Status 0x9262d6e2c239edd6d87b080f2bccec9f More File Information 5/22/2015 Unsigned 0 1 2 Not Applicable
2 Status 0xa3e186b4b935905b829219502557314e More File Information 5/21/2015 Unsigned 0 1 3 Not Applicable
3 Status 0x9a9ead450c94f8485685dbee5de4d4da More File Information 5/21/2015 Unsigned 0 4 4 Not Applicable
4 Status 0x981ce3e3a653511799f4a862494b66a8 More File Information 5/21/2015 Unsigned 0 1 4 Not Applicable
5 Status 0x1667d76fbf42b24b9de3e8b0a7cf06be More File Information 5/19/2015 Unsigned 0 1 2 Not Applicable
6 Status 0xf6f209ddb94959ba104fc8fc87c53759 More File Information 5/19/2015 Signed 0 62 615 Not Applicable
7 Status 0x6a086c7a2804128a337e3431733cc985 More File Information 5/10/2015 Unsigned 0 0 4 Trojan.Win32.Generic!BT
8 Status 0xf65f365ac0d1657917efdb52445c848b More File Information 5/9/2015 Unsigned 0 0 1 Not Applicable
9 Status 0xbf2466b3e18e970d8a976fb95fc1ca85 More File Information 5/5/2015 Unsigned 0 0 2 Not Applicable
10 Status 0x382100e75b6f4668aeaef228c6ceffad More File Information 5/4/2015 Signed 0 0 2 Not Applicable
11 Status 0xb6c7729936aaf8e0697f0a7dca82ced8 More File Information 5/3/2015 Unsigned 0 0 2 Not Applicable
12 Status 0xca4fc33fb22d92368a0b221092b46374 More File Information 5/2/2015 Unsigned 0 0 142 Not Applicable
13 Status 0xbf08de8e4fa1f143d41b3241f7fce5f6 More File Information 3/16/2015 Unsigned 0 0 0 Not Applicable
14 Status 0xe0105f3b5b1c4b0f5b3d788a13504ec6 More File Information 3/11/2015 Unsigned 0 0 0 Not Applicable
15 Status 0x204f3f58212b3e422c90bd9691a2df28 More File Information 3/3/2015 Unsigned 0 0 0 Not Applicable
16 Status 0xf702ab6181513303ab0fc8d59e52708b More File Information 2/24/2015 Unsigned 0 0 0 Not Applicable
17 Status 0x52b6b1df3e9638fa7089a7e9bce98757 More File Information 2/6/2015 Unsigned 0 0 0 Not Applicable
18 Status 0xdd17e1573651293d4ed31053795b3471 More File Information 2/5/2015 Unsigned 0 0 0 Not Applicable
19 Status 0xf33bfcbbbaace7208db433b6cca98930 More File Information 1/29/2015 Signed 0 0 0 Not Applicable
20 Status 0x04265c1a73baf053c70b8e87f9ee6abc More File Information 1/24/2015 Unsigned 0 0 0 Not Applicable
21 Status 0x156f6159457d0aa7e59b62681b56eb90 More File Information 1/22/2015 Unsigned 0 0 0 Not Applicable
22 Status 0x0793f40b9b8a1bdd266296409dbd91ea More File Information 12/29/2014 Unsigned 0 0 0 Not Applicable
23 Status 0xf1da34d64f2ba200d28a7451804e2fee More File Information 12/5/2014 Unsigned 0 0 0 Not Applicable
24 Status 0x260bf9c43ee12c6898a9f5aab0fb0e5d More File Information 10/5/2014 Unsigned 0 0 0 Not Applicable
25 Status 0x81951f51e318aecc2d68559e47485cc4 More File Information 8/31/2014 Unsigned 0 0 0 Not Applicable
26 Status 0xa911ecac81f94adeafbe8e3f7873edb0 More File Information 8/14/2014 Unsigned 0 0 0 Not Applicable
27 Status 0x803b370865d907ea21dc0c2b6a8936b5 More File Information 6/27/2014 Unsigned 0 0 0 Not Applicable
28 Status 0x36827b2dfb410e9bf102cccf489ceba6 More File Information 5/23/2014 Unsigned 0 0 0 Not Applicable
29 Status 0x3c9f668112aae22401bc4aff90bd6782 More File Information 5/12/2014 Unsigned 0 0 0 Not Applicable
30 Status 0x4d71227301dd8d09097b9e4cc6527e5a More File Information 5/10/2014 Unsigned 0 0 0 Not Applicable
31 Status 0x701276540bc1245d55273c9ebb4c7b20 More File Information 12/6/2013 Unsigned 0 0 0 Not Applicable
32 Status 0xc731b1fe449d4e9cea358c9d55b69be9 More File Information 12/1/2013 Unsigned 0 0 0 Not Applicable
33 Status 0x399efabada0ef92b47400e94763729b2 More File Information 11/28/2013 Unsigned 0 0 0 Trojan.Win32.Generic!BT
34 Status 0x0118d8c2b0b04f6b6fe620eadda53449 More File Information 10/2/2013 Unsigned 0 0 0 Not Applicable
35 Status 0xea154ebbd85c649ed42c3ba43ad539ff More File Information No Data Unsigned 0 0 0 Not Applicable
36 Status 0x80f4593e92ff960e4763380d3168e498 More File Information No Data Unsigned 0 0 0 Not Applicable
37 Status 0xd4ff22251365ddff0cfb081256ae2de1 More File Information No Data Signed 0 0 0 Not Applicable
38 Status 0xc2243ff9e9aad0c30e8b1a0914da15b6 More File Information No Data Unsigned 0 0 0 Not Applicable
39 Status 0x4dd0637ae896eb8e00df331d1cccfc5c More File Information No Data Unsigned 0 0 0 Not Applicable
40 Status 0x3bb981c17696a7c68345391480da6a84 More File Information No Data Signed 0 0 0 Not Applicable
41 Status 0x306e4503e083a498ae797ff59fa72839 More File Information No Data Unsigned 0 0 0 Not Applicable
42 Status 0x76f78b9f5bbebb344bae01e23aeb220a More File Information No Data Signed 0 0 0 Not Applicable
43 Status 0x0fba335727905de8e4cb5a2cf438abf5 More File Information No Data Unsigned 0 0 0 Not Applicable
44 Status 0xac0d7a5778d5a8c17ecfeecb302b4fa4 More File Information No Data Unsigned 0 0 0 Not Applicable
45 Status 0x4a9665b642ff29357b58f82e84434833 More File Information No Data Signed 0 0 0 Not Applicable
46 Status 0x35cdab1fec6173a13d9a204dcb28557a More File Information No Data Signed 0 0 0 Not Applicable
47 Status 0x4c3fac816925f73a34ad52f1f7c0a7ea More File Information No Data Unsigned 0 0 0 Not Applicable
48 Status 0x6e0e63801fbef27995107b8269bcfaad More File Information No Data Unsigned 0 0 0 Not Applicable
49 Status 0x27fc5ee636ecdd95fbb18e059df55258 More File Information No Data Signed 0 0 0 Not Applicable
50 Status 0xac9fca8bcd685abdb9928b1964b731a2 More File Information No Data Unsigned 0 0 0 Not Applicable
51 Status 0x669ffd1dd6fb7a0e4ddbc3ad3b76507b More File Information No Data Unsigned 0 0 0 Virus.Win32.Xorer.ef (v)
52 Status 0xbbe0eafcd4f8946948f16112726cb865 More File Information No Data Signed 0 0 0 Not Applicable
53 Status 0xd52c700254e7fbd9bf6d817ba7ba5309 More File Information No Data Unsigned 0 0 0 Not Applicable
54 Status 0x91e6024d6d4dcdecdb36c43ecf9bbecb More File Information No Data Unsigned 0 0 0 Not Applicable
55 Status 0x43fe6f74d2d43443cf2279613fa0a516 More File Information No Data Unsigned 0 0 0 Not Applicable
56 Status 0x27945cf21e17afbff1e31993aaee4551 More File Information No Data Unsigned 0 0 0 Not Applicable
57 Status 0x1d073cef37c85cce3e56caeb9f384c1a More File Information No Data Signed 0 0 0 Not Applicable
58 Status 0x618ba9298726844da4e9e53c7c8d4015 More File Information No Data Unsigned 0 0 0 Not Applicable
59 Status 0x1bfcf24227b53f35ba534bf94f0db95c More File Information No Data Unsigned 0 0 0 Not Applicable
60 Status 0xdcf733788c7d088d814e5f80eb4b3e0f More File Information No Data Unsigned 0 0 0 Not Applicable
61 Status 0x355e261b1b3b74818e81db84d66f623e More File Information No Data Signed 0 0 0 Not Applicable
62 Status 0x1e31700d9c9e0fb79999d02a8437482c More File Information No Data Unsigned 0 0 0 Not Applicable
63 Status 0x2ac635573afa0c35d4aeee43cdaf4741 More File Information No Data Signed 0 0 0 Not Applicable
64 Status 0x70885577298b92939f3b7af54d5f8943 More File Information No Data Unsigned 0 0 0 Not Applicable
65 Status 0x48cf679d654f0d12c98efdb10833f055 More File Information No Data Unsigned 0 0 0 Trojan.Win32.Generic!BT
66 Status 0xaa858a8023905d9e590ade943cf9fa27 More File Information No Data Unsigned 0 0 0 Not Applicable
67 Status 0x671aca589da3733fac878a751c5bf0ed More File Information No Data Unsigned 0 0 0 Not Applicable
68 Status 0x7554a1b82b4a222fd4cc292abd38a558 More File Information No Data Unsigned 0 0 0 Not Applicable
69 Status 0x395cae11172bebb0253895e8b5f82bfa More File Information No Data Unsigned 0 0 0 Not Applicable
70 Status 0x550bb17c82a673a68a190da576e7745c More File Information No Data Signed 0 0 0 Not Applicable
71 Status 0x71cdc32011166408fafec7ac8d6368b4 More File Information No Data Unsigned 0 0 0 Trojan.Win32.Ceeinject.b (v)
72 Status 0xd6ba2782760667411677b1e97b3b5750 More File Information No Data Unsigned 0 0 0 Not Applicable
73 Status 0xece26bda50e17cf474bf19192045bf32 More File Information No Data Unsigned 0 0 0 TrojanDownloader.Win32.Tracur.a (v)
74 Status 0xc5ad5392829a943bb3b301aa2d6be8a7 More File Information No Data Unsigned 0 0 0 Not Applicable
75 Status 0x8fad97dc8b067d413da486397f8faeef More File Information No Data Unsigned 0 0 0 Not Applicable
76 Status 0xf998be3ffd79de70b758391166bc059e More File Information No Data Unsigned 0 0 0 Not Applicable
77 Status 0xd1320ba74a3866c2859b0518080cf84c More File Information No Data Unsigned 0 0 0 Trojan.Win32.Malware.a
78 Status 0x5c47d8c72ff9b24a91cadb20071cc321 More File Information No Data Unsigned 0 0 0 Not Applicable
79 Status 0x3978f3540329e16c0ac3bcf677e5669f More File Information No Data Unsigned 0 0 0 Not Applicable
80 Status 0xf42309c4191c506b71db5d1126d26318 More File Information No Data Unsigned 0 0 0 Not Applicable
81 Status 0x03978f3540329e16c0ac3bcf677e5669 More File Information No Data Unsigned 0 0 0 Not Applicable
82 Status 0x6598ebc4d209318ebd81f76833ecbedb More File Information No Data Unsigned 0 0 0 Not Applicable
83 Status 0xfa7b950e4ca6aa260c4eaba19e03644d More File Information No Data Unsigned 0 0 0 Not Applicable
84 Status 0x747ed861374e5589ee56d28e01bdcfe1 More File Information No Data Unsigned 0 0 0 Not Applicable
85 Status 0x5466b90225ac0990df2bc96c90886e36 More File Information No Data Signed 0 0 0 Not Applicable
86 Status 0x2db90ed2d54577397f48fdb3e7f79efb More File Information No Data Signed 0 0 0 Not Applicable
87 Status 0xbb9c1b746086558899935e3333cd4580 More File Information No Data Unsigned 0 0 0 Not Applicable
88 Status 0x21844f6da13ece4737d0b7524edeb6ec More File Information No Data Unsigned 0 0 0 Not Applicable
89 Status 0xff1805d5daf41625af5282750d4a3700 More File Information No Data Unsigned 0 0 0 Not Applicable
90 Status 0x0b3ae6661744e86c81bc3ac95cb13713 More File Information No Data Signed 0 0 0 Not Applicable
91 Status 0x969b9116075ef3e6c1621c833c6f579b More File Information No Data Signed 0 0 0 Not Applicable
92 Status 0xc205afb61de75cb20ef15489a8c388ef More File Information No Data Unsigned 0 0 0 Trojan.Win32.Generic!BT
93 Status 0x53695a3c10079d690f50b96877b8600a More File Information No Data Unsigned 0 0 0 TrojanDownloader.Win32.Tracur.a (v)
94 Status 0xfe1b29afab96f9925c257b0d3eeac4fd More File Information No Data Unsigned 0 0 0 PurityScan
95 Status 0x6a0e382e74280e4cc0df17fe2661d003 More File Information No Data Unsigned 0 0 0 Not Applicable
MD5 Hashes Expand md5 List Collapse md5 List
# Status MD5 Last Seen File Date Revision Common Name Size
1 Status 0xbf2466b3e18e970d8a976fb95fc1ca85 5/24/2015 10:07:00 AM Unknown Unknown Local Security Authority 13 KB
2 Status 0x671aca589da3733fac878a751c5bf0ed 5/24/2015 1:47:00 AM Unknown Unknown Local Security Authority 13 KB
3 Status 0x9607142710d3b64ab7fcce4be4e30d37 5/19/2015 10:12:00 AM Unknown Unknown Local Security Authority 13 KB
4 Status 0xf19d0a319ab4bf5496f08807cb9b8651 5/19/2015 7:42:00 AM Unknown 5.00.2195.7011 Local Security Authority 32 KB
5 Status 0x84885f9b82f4d55c6146ebf6065d75d2 5/14/2015 7:22:00 AM Unknown 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Local Security Authority 13 KB
6 Status 0xafb8261b56cba0d86aeb6df682af9785 5/13/2015 11:00:00 AM Unknown Unknown Local Security Authority 13 KB
7 Status 0x17c1ac326238efadf17a0612afd822ad 5/10/2015 6:48:00 AM Unknown Unknown Local Security Authority 13 KB
8 Status 0x35cdab1fec6173a13d9a204dcb28557a 5/5/2015 4:55:00 PM Unknown Unknown Local Security Authority 40 KB
9 Status 0x8754210a3399d19610ce2d71e0c3e5d9 5/2/2015 4:30:00 PM Unknown Unknown Local Security Authority 13 KB
10 Status 0x3228be5229f9eefb18654a56b016f642 4/30/2015 12:30:00 PM Unknown Unknown Local Security Authority 22 KB
11 Status 0x4dd0637ae896eb8e00df331d1cccfc5c 4/29/2015 10:12:00 AM Unknown 5.1.2600.3264 (xpsp.071130-1433) Local Security Authority 13 KB
12 Status 0x91e6024d6d4dcdecdb36c43ecf9bbecb 4/27/2015 1:58:00 PM Unknown Unknown Local Security Authority 13 KB
13 Status 0xa3e186b4b935905b829219502557314e 4/26/2015 2:25:00 AM Unknown Unknown Local Security Authority 9 KB
14 Status 0xf42309c4191c506b71db5d1126d26318 4/16/2015 5:54:00 PM Unknown Unknown Local Security Authority 22 KB
15 Status 0xac9fca8bcd685abdb9928b1964b731a2 4/15/2015 4:41:00 PM Unknown Unknown Local Security Authority 13 KB
16 Status 0x21844f6da13ece4737d0b7524edeb6ec 4/15/2015 12:47:00 PM Unknown Unknown Local Security Authority 13 KB
17 Status 0xf65f365ac0d1657917efdb52445c848b 4/14/2015 2:55:00 AM Unknown Unknown Local Security Authority 22 KB
18 Status 0xe4b556449b263674e741bd10108498c8 4/4/2015 5:32:00 AM Unknown 5.1.2600.3300 (xpsp.080125-2034) Local Security Authority 13 KB
19 Status 0x3c9f668112aae22401bc4aff90bd6782 3/30/2015 10:20:00 PM Unknown Unknown Local Security Authority 13 KB
20 Status 0x809c3dfadc08d0eb15e5440f2a65434c 3/10/2015 3:42:00 AM Unknown Unknown Local Security Authority 13 KB
21 Status 0x8a590ea109b5e0c7629e022f8a6b17c5 2/28/2015 1:08:00 AM Unknown 5.1.2600.0 (xpclient.010817-1148) Local Security Authority 11 KB
22 Status 0x673640e09dd7b7125ed82210b7dc311a 2/26/2015 12:41:00 PM Unknown Unknown Local Security Authority 13 KB
23 Status 0x0fba335727905de8e4cb5a2cf438abf5 2/7/2015 1:50:00 PM Unknown Unknown Local Security Authority 13 KB
24 Status 0x534d60486885550759f6123228dec5ca 2/5/2015 9:02:00 PM Unknown Unknown Local Security Authority 13 KB
25 Status 0x9f3744a5c6f49291a7a685040a013399 2/5/2015 3:48:00 PM Unknown 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Local Security Authority 13 KB
MD5 Hashes Expand md5 List Collapse md5 List
# Status MD5 Last Seen File Date Revision Common Name Size
1 Status 0x7423f209d265a87aa6b307440b7c26c7 12/28/2014 3:25:00 AM Unknown Unknown Possible Virus ** Read ** 228 KB
2 Status 0x7cbd8d3b6fa35179bb2f42643526d9ab 12/7/2012 1:10:00 AM Unknown Unknown Possible Virus ** Read ** 368 KB
3 Status 0x9df3dd6f068eec01a2ab829100e60c8f 11/8/2012 1:50:00 PM Unknown Unknown Possible Virus ** Read ** 256 KB
4 Status 0xf536047a1fb17b7a962f0ae91cb8f838 6/11/2012 12:42:00 AM Unknown Unknown Possible Virus ** Read ** 208 KB
5 Status 0x8d4dca33b50b4f4d5b3527e02df75d3c 5/17/2012 11:32:00 AM Unknown Unknown Possible Virus ** Read ** 252 KB
6 Status 0x0f6a0b74b7c3d1d5d5d8efa063e181c8 2/4/2012 9:36:00 PM Unknown Unknown Possible Virus ** Read ** 51 KB
7 Status 0x2f7cef1a0953f9624ddff13c1425ac37 4/14/2011 1:09:00 PM Unknown Unknown Possible Virus ** Read ** 223 KB
8 Status 0x9f7519c486c3b1721d9d209645bb708f 2/23/2011 4:37:00 AM Unknown Unknown Possible Virus ** Read ** 94 KB
9 Status 0xaf89481fd6ded35fa15535bb27ba9582 12/8/2010 1:41:00 PM Unknown Unknown Possible Virus ** Read ** 256 KB
10 Status 0xa0c8b3c28f751cc4335f11e0598276de 11/30/2010 12:53:00 PM Unknown Unknown Possible Virus ** Read ** 29 KB
11 Status 0x5ab72d1524268c8a5cd5068da7097772 10/3/2010 12:47:00 AM Unknown Unknown Possible Virus ** Read ** 256 KB
12 Status 0x335cef0a1f9fc2d50f58e2485ece8374 6/5/2010 1:17:00 AM Unknown Unknown Possible Virus ** Read ** 236 KB
13 Status 0x4eac761a3995e8a1e0668fcbc75217df 5/25/2010 3:28:00 PM Unknown Unknown Possible Virus ** Read ** 256 KB
14 Status 0xc87f83bcea15c119fecab5e06ace621f 5/20/2010 10:23:00 AM Unknown Unknown Possible Virus ** Read ** 256 KB
15 Status 0xbbecec47060caca894ef9158ba7d4c1d 5/8/2010 3:57:00 PM Unknown Unknown Possible Virus ** Read ** 256 KB
16 Status 0x861d8a8cf7a46171303932eabbc77bfb 5/1/2010 7:43:00 AM Unknown Unknown Possible Virus ** Read ** 228 KB
17 Status 0x43917a937c6a8ddb9cb2833d53c2be20 4/26/2010 7:47:00 AM Unknown Unknown Possible Virus ** Read ** 284 KB
18 Status 0x606d40f4cf2906e6d9d558119199c27c 4/26/2010 4:17:00 AM Unknown Unknown Possible Virus ** Read ** 256 KB
19 Status 0xcbee96d69df1f8760db014abfc3ae23a 4/10/2010 6:35:00 AM Unknown Unknown Possible Virus ** Read ** 108 KB
20 Status 0x69b7856f4e9959fd28cd7ee5623bf484 3/30/2010 5:14:00 PM Unknown Unknown Possible Virus ** Read ** 105 KB
21 Status 0xbc2dc6b7be79bad747b0de3f51d4e677 3/30/2010 3:13:00 PM Unknown Unknown Possible Virus ** Read ** 256 KB
22 Status 0xc3cc4323e32594f868d5573b5bc74c10 3/19/2010 11:51:00 PM Unknown Unknown Possible Virus ** Read ** 228 KB
23 Status 0x8eab45cc68be3629d05b91ed0b1543bd 3/13/2010 3:53:00 PM Unknown Unknown Possible Virus ** Read ** 228 KB
24 Status 0xf28ff32f4cb00f941644a1e0fd8c751f 3/12/2010 9:36:00 PM Unknown Unknown Possible Virus ** Read ** 704 KB
25 Status 0x28f50b89d95a77311800000f1988a6de 3/4/2010 3:13:00 PM Unknown Unknown Possible Virus ** Read ** 816 KB



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Important Note

A file name alone may not be enough for positive identification. PC Pitstop's Overdrive tests and spyware scan use information such as the company name, product name, or install directory.

If you are unable to identify a file, ask about it in our forums after running our full tests.