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Running, Malicious, Unwanted, Memory Hogs

Welcome to the PC Matic Process Library. We maintain an extensive list of common processes running on today’s PCs. Within this library you can learn more about the processes running on your machine.

Process Library Detail

What is pthosttr.exe? pthosttr.exe?

Vendor:      Hewlett-Packard Development Company
Product:     
Vendor Website:      http://www.hp.com/
Last Seen by PC Matic:      No Data

Process is Bad PC Matic has analyzed this process and determined that there is a high likelihood that it is bad.
Process is questionablePC Matic has analyzed this process and determined that the safety of this process is questionable.
Process is goodPC Matic 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: PTHOSTTR.EXE - This is a ligitimate process that is installed on HP computers but it has some security issues. ** http://h20331.www2.hp.com/Hpsub/cache/292230-0-0-225-121.html

pthosttr.exe uses excessive system and memory resources with no corresponding benefit. Applications such as these should be disabled to improve overall system performance.


pthosttr.exe is known to be a bad process. Learn more about protecting your PC from these bad processes with PC Matic.
pthosttr.exe could be a harmful process. Learn more about protecging your PC from these potential harmful processes with PC Matic.
This information brought to you by PC Matic. PC Matic's real-time protection, Super Shield, blocks ALL bad and unknown threats to keep your PC secure.
pthosttr.exe is a Microsoft or Windows process but some versions of this exe carry viruses.
Learn more about protecting yourself from bad versions of this file with PC Matic.

Percentage of recently scanned PC's with this process running: 0.19%
Average CPU use for this program: 0%
Average RAM for this program: 27 MB


Program Name MD5 Count
pthosttr.exe

MD5 Hashes

# Status MD5 Revision Name Size
1 Status 0x9c9a4edfc99255c0520139e9981dda38 8/9/2018 8:54:00 PM Unknown Unknown pthosttr.exe 346 KB
2 Status 0x0c2e780785b2e0cf09b439e874c50990 11/25/2017 10:22:00 AM Unknown 3, 00, 1, 8 pthosttr.exe 141 KB
3 Status 0xc54527f6ffea753ce1d05ee4c9e6d35f 4/8/2016 9:08:00 PM Unknown 2, 0, 1, 4 pthosttr.exe 72 KB
4 Status 0xbb67160e7435501180b488ce0e182df4 2/2/2016 11:33:00 PM Unknown 2, 0, 3, 3 pthosttr.exe 120 KB
5 Status 0x3ba17e105df34db078ca0673952c0b48 2/1/2016 1:30:00 PM Unknown 23, 00, 1, 8 pthosttr.exe 141 KB
6 Status 0xbe253af6e17f0053a2dcde11df0a79dc 11/24/2015 6:24:00 PM Unknown 2, 0, 4, 3 pthosttr.exe 128 KB
7 Status 0xcfcf1e6313811e582db3245dd74c5c2c 10/24/2015 4:06:00 AM Unknown Unknown pthosttr.exe 350 KB
8 Status 0x31bf7066848d2e8933ddd4e8ec5f69d2 1/31/2015 6:09:00 PM Unknown Unknown pthosttr.exe 321 KB
9 Status 0x317327ed800a5a4eaa85e4b84ecbcbd0 1/25/2015 12:08:00 AM Unknown Unknown pthosttr.exe 338 KB
10 Status 0x89084e3486c2aeb22367189c3412eaa1 12/16/2014 2:00:00 AM Unknown 2, 0, 2, 3 pthosttr.exe 84 KB
11 Status 0xedca1349461f10721f291e26f6b84a7c 11/29/2014 8:14:00 AM Unknown Unknown pthosttr.exe 347 KB
12 Status 0x93647909ca86a6b4b86efb1924d15b3e 11/6/2014 12:36:00 AM Unknown Unknown pthosttr.exe 347 KB
13 Status 0xea45c05b9e6aa0067e617123bc62e48a 1/26/2012 10:33:00 PM Unknown Unknown pthosttr.exe 233 KB
14 Status 0xfa0f3ed8d1e88dda7a785173522d1707 1/17/2012 1:49:00 AM Unknown Unknown pthosttr.exe 338 KB
15 Status 0x7c027cf245356c3ae2cb710a79d3aeb9 9/4/2011 4:08:00 PM Unknown Unknown pthosttr.exe 233 KB
16 Status 0x9b0b0a78da67de7ccdff31d0473fc714 9/4/2011 3:04:00 AM Unknown Unknown pthosttr.exe 233 KB
17 Status 0xad7ae105299b959639e5149c08845f3b 9/3/2011 11:25:00 AM Unknown Unknown pthosttr.exe 233 KB
18 Status 0x1567661aa83589f7df3680a9159320da 9/2/2011 2:49:00 PM Unknown Unknown pthosttr.exe 233 KB
19 Status 0x966cc5e133c96f7419d42eb39557d505 8/31/2011 3:34:00 PM Unknown Unknown pthosttr.exe 233 KB
20 Status 0xbe8179086086e4866aef61b777b870b8 8/22/2011 3:07:00 PM Unknown Unknown pthosttr.exe 346 KB
21 Status 0xc6d15ad3be4a092c058ba62bb5d7e9ed 7/31/2011 2:36:00 AM Unknown 22, 00, 5, 4 pthosttr.exe 136 KB
22 Status 0x5c6eb59ce1e494a46aa7b61bb0958432 7/26/2011 7:07:00 AM Unknown Unknown pthosttr.exe 233 KB
23 Status 0x9f387f55d2f7e9beaa48abc5987a2b83 5/23/2011 8:04:00 PM Unknown Unknown pthosttr.exe 341 KB
24 Status 0xe74448a66bc769a3c408ad22185c4beb 3/21/2011 3:18:00 AM Unknown Unknown pthosttr.exe 346 KB
25 Status 0xa8d83885947ebce73f252401e95bcddd 11/5/2010 2:28:00 PM Unknown Unknown pthosttr.exe 233 KB


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