Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

1.0.0.7 0.98%
1.0.0.7 12.75%
1.0.0.7 6.86%
1.0.0.7 0.98%
1.0.0.7 15.69%
1.0.0.7 4.90%
1.0.0.7 0.98%
1.0.0.6 1.96%
1.0.0.6 16.67%
1.0.0.6 5.88%
1.0.0.6 2.94%
1.0.0.6 3.92%
1.0.0.6 0.98%
1.0.0.6 0.98%
1.0.0.5 4.90%
1.0.0.4 1.96%
1.0.0.4 0.98%
1.0.0.3 4.90%
1.0.0.2 3.92%
1.0.0.2 4.90%
1.0.0.1 0.98%
1.0.0.1 0.98%

Relationships

Parent processes
Related files

TPwrMain.exe

TOSHIBA Power Saver by TOSHIBA CORPORATION (Signed)

Remove TPwrMain.exe
Version:   1.0.0.6
MD5:   2453709de6b1291cdcf76e56c5f5c9f6
SHA1:   c4c7f1cc2cf5fe725937c232616dc5af8d5bf3ea
SHA256:   193893722b0ba1faf2d1bb326807cd7b594b512485e3ecfeda3ae461ace14cc6

What is TPwrMain.exe?

Toshiba Power Saver provides a Control Panel for managing power and battery settings. Toshiba Power Saver requires Toshiba ACPI Common Modules (TVALD).

Overview

tpwrmain.exe executes as a process with the local user's privileges typically within the context of its parent ccSvcHst.exe (Symantec Security Technologies by Symantec Corporation). It is set to be start when the PC boots and any user logs into Windows (added to the Run registry key for the all users under the local machine). The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). The file is digitally signed by TOSHIBA CORPORATION which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:tpwrmain.exe
Publisher:TOSHIBA Corporation
Product name:TOSHIBA Power Saver
Typical file path:C:\Program Files\toshiba\power saver\tpwrmain.exe
File version:1.0.0.6
Product version:V8.08.10
Size:509.41 KB (521,640 bytes)
Certificate
Issued to:TOSHIBA CORPORATION
Authority (CA):VeriSign
Effective date:Monday, April 11, 2011
Expiration date:Wednesday, April 11, 2012
Digital DNA
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:Yes
.NET NGENed:No
More details

BehaviorsBehaviors

Startup files (all users) run
Runs under the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'TPwrMain' → C:\Program Files\TOSHIBA\Power Saver\TPwrMain.EXE

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00006850%
0.028634%
Kernel CPU:0.00004257%
0.013761%
User CPU:0.00002594%
0.014873%
Kernel CPU time:624 ms/min
100,923,805ms/min
CPU cycles:15,212/sec
17,470,203/sec
Memory
Private memory:3.71 MB
21.59 MB
Private (maximum):2.4 MB
Private (minimum):250 KB
Non-paged memory:3.71 MB
21.59 MB
Virtual memory:58.05 MB
140.96 MB
Virtual memory (peak):60.35 MB
169.69 MB
Working set:416 KB
18.61 MB
Working set (peak):7.22 MB
37.95 MB
Page faults:10,322/min
2,039/min
I/O
I/O read transfer:20 Bytes/sec
1.02 MB/min
I/O read operations:1/sec
343/min
I/O other transfer:15 Bytes/sec
448.09 KB/min
I/O other operations:1/sec
1,671/min
Resource allocations
Threads:4
12
Handles:105
600
GUI GDI count:18
103
GUI GDI peak:20
142
GUI USER count:8
49
GUI USER peak:9
71

BehaviorsProcess properties

Integrety level:Medium
Platform:32-bit
Command line:"C:\Program Files\toshiba\power saver\tpwrmain.exe"
Owner:User
Parent processes:

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 62.38%
Windows Vista Home Premium 12.87%
Windows 7 Ultimate 7.92%
Windows 7 Home Basic 3.96%
Windows 7 Professional 2.97%
Windows 7 Starter 1.98%
Windows Vista Business 1.98%
Windows 7 Enterprise 1.98%
Windows 8 Pro 1.98%
Windows 8 Pro with Media Center 0.99%
Windows Vista Home Basic 0.99%

Distribution by countryDistribution by country

United States installs about 50.50% of TOSHIBA Power Saver.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Toshiba 98.57%
Acer 1.43%
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