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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 0x204f3f58212b3e422c90bd9691a2df28 More File Information 9/16/2014 Unsigned 2 2 12 Not Applicable
2 Status 0x260bf9c43ee12c6898a9f5aab0fb0e5d More File Information 9/15/2014 Unsigned 0 1 1 Not Applicable
3 Status 0xa3e186b4b935905b829219502557314e More File Information 9/10/2014 Unsigned 0 2 7 Not Applicable
4 Status 0xf6f209ddb94959ba104fc8fc87c53759 More File Information 9/7/2014 Signed 0 0 6 Not Applicable
5 Status 0xf1da34d64f2ba200d28a7451804e2fee More File Information 9/4/2014 Unsigned 0 0 1 Not Applicable
6 Status 0xdd17e1573651293d4ed31053795b3471 More File Information 9/2/2014 Unsigned 0 0 1 Not Applicable
7 Status 0x81951f51e318aecc2d68559e47485cc4 More File Information 8/31/2014 Unsigned 0 0 1 Not Applicable
8 Status 0xa911ecac81f94adeafbe8e3f7873edb0 More File Information 8/14/2014 Unsigned 0 0 0 Not Applicable
9 Status 0x156f6159457d0aa7e59b62681b56eb90 More File Information 8/10/2014 Unsigned 0 0 0 Not Applicable
10 Status 0xbf2466b3e18e970d8a976fb95fc1ca85 More File Information 7/1/2014 Unsigned 0 0 0 Not Applicable
11 Status 0x803b370865d907ea21dc0c2b6a8936b5 More File Information 6/27/2014 Unsigned 0 0 0 Not Applicable
12 Status 0xf702ab6181513303ab0fc8d59e52708b More File Information 6/9/2014 Unsigned 0 0 0 Not Applicable
13 Status 0x36827b2dfb410e9bf102cccf489ceba6 More File Information 5/23/2014 Unsigned 0 0 0 Not Applicable
14 Status 0x3c9f668112aae22401bc4aff90bd6782 More File Information 5/12/2014 Unsigned 0 0 0 Not Applicable
15 Status 0x4d71227301dd8d09097b9e4cc6527e5a More File Information 5/10/2014 Unsigned 0 0 0 Not Applicable
16 Status 0x52b6b1df3e9638fa7089a7e9bce98757 More File Information 4/23/2014 Unsigned 0 0 0 Not Applicable
17 Status 0x701276540bc1245d55273c9ebb4c7b20 More File Information 12/6/2013 Unsigned 0 0 0 Not Applicable
18 Status 0xc731b1fe449d4e9cea358c9d55b69be9 More File Information 12/1/2013 Unsigned 0 0 0 Not Applicable
19 Status 0x399efabada0ef92b47400e94763729b2 More File Information 11/28/2013 Unsigned 0 0 0 Trojan.Win32.Generic!BT
20 Status 0x0118d8c2b0b04f6b6fe620eadda53449 More File Information 10/2/2013 Unsigned 0 0 0 Not Applicable
21 Status 0x48cf679d654f0d12c98efdb10833f055 More File Information No Data Unsigned 0 0 0 Trojan.Win32.Generic!BT
22 Status 0xaa858a8023905d9e590ade943cf9fa27 More File Information No Data Unsigned 0 0 0 Not Applicable
23 Status 0xd1320ba74a3866c2859b0518080cf84c More File Information No Data Unsigned 0 0 0 Trojan.Win32.Malware.a
24 Status 0x5c47d8c72ff9b24a91cadb20071cc321 More File Information No Data Unsigned 0 0 0 Not Applicable
25 Status 0x3978f3540329e16c0ac3bcf677e5669f More File Information No Data Unsigned 0 0 0 Not Applicable
26 Status 0xf42309c4191c506b71db5d1126d26318 More File Information No Data Unsigned 0 0 0 Not Applicable
27 Status 0x71cdc32011166408fafec7ac8d6368b4 More File Information No Data Unsigned 0 0 0 Trojan.Win32.Ceeinject.b (v)
28 Status 0xd6ba2782760667411677b1e97b3b5750 More File Information No Data Unsigned 0 0 0 Not Applicable
29 Status 0xece26bda50e17cf474bf19192045bf32 More File Information No Data Unsigned 0 0 0 TrojanDownloader.Win32.Tracur.a (v)
30 Status 0xc5ad5392829a943bb3b301aa2d6be8a7 More File Information No Data Unsigned 0 0 0 Not Applicable
31 Status 0x8fad97dc8b067d413da486397f8faeef More File Information No Data Unsigned 0 0 0 Not Applicable
32 Status 0xf998be3ffd79de70b758391166bc059e More File Information No Data Unsigned 0 0 0 Not Applicable
33 Status 0x03978f3540329e16c0ac3bcf677e5669 More File Information No Data Unsigned 0 0 0 Not Applicable
34 Status 0xfa7b950e4ca6aa260c4eaba19e03644d More File Information No Data Unsigned 0 0 0 Not Applicable
35 Status 0x747ed861374e5589ee56d28e01bdcfe1 More File Information No Data Unsigned 0 0 0 Not Applicable
36 Status 0xc205afb61de75cb20ef15489a8c388ef More File Information No Data Unsigned 0 0 0 Trojan.Win32.Generic!BT
MD5 Hashes Expand md5 List Collapse md5 List
# Status MD5 Last Seen File Date Revision Common Name Size
1 Status 0xbf2466b3e18e970d8a976fb95fc1ca85 9/5/2014 6:53:00 PM Unknown Unknown Local Security Authority 13 KB
2 Status 0xafb8261b56cba0d86aeb6df682af9785 9/5/2014 5:04:00 PM Unknown Unknown Local Security Authority 13 KB
3 Status 0x91e6024d6d4dcdecdb36c43ecf9bbecb 9/5/2014 4:42:00 PM Unknown Unknown Local Security Authority 13 KB
4 Status 0x84885f9b82f4d55c6146ebf6065d75d2 9/5/2014 3:41:00 PM Unknown 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Local Security Authority 13 KB
5 Status 0xf19d0a319ab4bf5496f08807cb9b8651 9/5/2014 5:04:00 AM Unknown 5.00.2195.7011 Local Security Authority 32 KB
6 Status 0x671aca589da3733fac878a751c5bf0ed 9/5/2014 2:09:00 AM Unknown Unknown Local Security Authority 13 KB
7 Status 0xf42309c4191c506b71db5d1126d26318 9/4/2014 7:20:00 PM Unknown Unknown Local Security Authority 22 KB
8 Status 0x8754210a3399d19610ce2d71e0c3e5d9 9/4/2014 8:24:00 AM Unknown Unknown Local Security Authority 13 KB
9 Status 0xff1805d5daf41625af5282750d4a3700 9/3/2014 8:31:00 PM Unknown Unknown Local Security Authority 13 KB
10 Status 0x0fba335727905de8e4cb5a2cf438abf5 9/3/2014 4:18:00 PM Unknown Unknown Local Security Authority 13 KB
11 Status 0xe4b556449b263674e741bd10108498c8 9/3/2014 12:02:00 AM Unknown 5.1.2600.3300 (xpsp.080125-2034) Local Security Authority 13 KB
12 Status 0xc4523583ccc32df9221015c36c34527a 9/1/2014 12:57:00 PM Unknown Unknown Local Security Authority 13 KB
13 Status 0xb2b6ba905d0e3f8a32a0eb3b4051807b 9/1/2014 11:32:00 AM Unknown 5.1.2600.1106 (xpsp1.020828-1920) Local Security Authority 11 KB
14 Status 0x9086126fb5fd15ceb387121506400244 8/30/2014 4:56:00 AM Unknown 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Local Security Authority 13 KB
15 Status 0x70885577298b92939f3b7af54d5f8943 8/29/2014 5:20:00 AM Unknown 5.1.2600.3311 (xpsp.080212-0010) Local Security Authority 13 KB
16 Status 0xa911ecac81f94adeafbe8e3f7873edb0 8/26/2014 6:21:00 AM Unknown Unknown Local Security Authority 9 KB
17 Status 0xc731b1fe449d4e9cea358c9d55b69be9 8/24/2014 1:01:00 AM Unknown Unknown Local Security Authority 7 KB
18 Status 0x35c6463b3c5f62d2b20c953b6e1538e9 8/21/2014 3:38:00 PM Unknown 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) Local Security Authority 13 KB
19 Status 0xac9fca8bcd685abdb9928b1964b731a2 8/21/2014 9:07:00 AM Unknown Unknown Local Security Authority 13 KB
20 Status 0xa3e186b4b935905b829219502557314e 8/18/2014 3:12:00 PM Unknown Unknown Local Security Authority 9 KB
21 Status 0xf37b5c30ea09062da4dfc2288560c485 8/16/2014 9:21:00 PM Unknown Unknown Local Security Authority 13 KB
22 Status 0x809c3dfadc08d0eb15e5440f2a65434c 8/13/2014 10:42:00 PM Unknown Unknown Local Security Authority 13 KB
23 Status 0x9607142710d3b64ab7fcce4be4e30d37 8/13/2014 1:38:00 PM Unknown Unknown Local Security Authority 13 KB
24 Status 0xed0a176354487ceed65b80a7148ab739 8/12/2014 6:56:00 AM Unknown Unknown Local Security Authority 13 KB
25 Status 0x2b0b88652c9f6714fd4886839b3b0442 8/11/2014 6:55:00 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 0x7cbd8d3b6fa35179bb2f42643526d9ab 12/7/2012 1:10:00 AM Unknown Unknown Possible Virus ** Read ** 368 KB
2 Status 0x9df3dd6f068eec01a2ab829100e60c8f 11/8/2012 1:50:00 PM Unknown Unknown Possible Virus ** Read ** 256 KB
3 Status 0xf536047a1fb17b7a962f0ae91cb8f838 6/11/2012 12:42:00 AM Unknown Unknown Possible Virus ** Read ** 208 KB
4 Status 0x8d4dca33b50b4f4d5b3527e02df75d3c 5/17/2012 11:32:00 AM Unknown Unknown Possible Virus ** Read ** 252 KB
5 Status 0x0f6a0b74b7c3d1d5d5d8efa063e181c8 2/4/2012 9:36:00 PM Unknown Unknown Possible Virus ** Read ** 51 KB
6 Status 0x2f7cef1a0953f9624ddff13c1425ac37 4/14/2011 1:09:00 PM Unknown Unknown Possible Virus ** Read ** 223 KB
7 Status 0x9f7519c486c3b1721d9d209645bb708f 2/23/2011 4:37:00 AM Unknown Unknown Possible Virus ** Read ** 94 KB
8 Status 0xaf89481fd6ded35fa15535bb27ba9582 12/8/2010 1:41:00 PM Unknown Unknown Possible Virus ** Read ** 256 KB
9 Status 0xa0c8b3c28f751cc4335f11e0598276de 11/30/2010 12:53:00 PM Unknown Unknown Possible Virus ** Read ** 29 KB
10 Status 0x5ab72d1524268c8a5cd5068da7097772 10/3/2010 12:47:00 AM Unknown Unknown Possible Virus ** Read ** 256 KB
11 Status 0x7423f209d265a87aa6b307440b7c26c7 9/20/2010 6:38:00 AM Unknown Unknown Possible Virus ** Read ** 228 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.