Should I block it?

No, this file is 100% safe to run.

tvttcsd.exe

TSS Core Service by Lenovo Information Products (Shenzhen) Co. (Signed)

Remove tvttcsd.exe
Version:   8.21.0109.00
MD5:   8fd7c910c172fc6703fa6b07b6bd2d2e
SHA1:   28ba703a1acbb655485b361490d0a16f584c1b7b
SHA256:   da734a40c87685755d5f13cca031d560bb93a342efa6e32911b722cff1239204

Overview

tvttcsd.exe runs as a service under the name TSS Core Service (TSSCoreService) with extensive SYSTEM privileges (full administrator access). The file is digitally signed by Lenovo Information Products (Shenzhen) Co. which was issued by the VeriSign certificate authority (CA). This particular version is usually found on Microsoft Windows XP (5.1.2600.196608).

DetailsDetails

File name:tvttcsd.exe
Publisher:Lenovo
Product name:TSS Core Service
Description:tvttcsd Application
Typical file path:C:\Program Files\lenovo\client security solution\tvttcsd.exe
File version:8.21.0109.00
Size:765.3 KB (783,672 bytes)
Build date:12/29/2010 3:18 AM
Certificate
Issued to:Lenovo Information Products (Shenzhen) Co.
Authority (CA):VeriSign
Effective date:Wednesday, March 11, 2009
Expiration date:Saturday, June 2, 2012
Digital DNA
PE subsystem:Windows Console
File packed:No
.NET CLR:No
More details

BehaviorsBehaviors

Service
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'TSSCoreService' (TSS Core Service)

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00005182%
0.028634%
Kernel CPU:0.00004172%
0.013761%
User CPU:0.00001009%
0.014873%
Kernel CPU time:63 ms/min
100,923,805ms/min
Memory
Private memory:560 KB
21.59 MB
Private (maximum):2.56 MB
Private (minimum):52 KB
Non-paged memory:560 KB
21.59 MB
Virtual memory:14.55 MB
140.96 MB
Virtual memory (peak):15.55 MB
169.69 MB
Working set:836 KB
18.61 MB
Working set (peak):2.56 MB
37.95 MB
Page faults:885/min
2,039/min
I/O
I/O read transfer:0 Bytes/sec
1.02 MB/min
I/O read operations:1/sec
343/min
I/O write transfer:0 Bytes/sec
274.99 KB/min
I/O write operations:1/sec
227/min
I/O other transfer:2 Bytes/sec
448.09 KB/min
I/O other operations:1/sec
1,671/min
Resource allocations
Threads:3
12
Handles:43
600
GUI GDI count:4
103
GUI USER count:1
49

BehaviorsProcess properties

Integrety level:Undefined
Platform:32-bit
Command line:"C:\Program Files\lenovo\client security solution\tvttcsd.exe"
Owner:SYSTEM
Windows Service
Service name:TSSCoreService
Display name:TSS Core Service
Type:Win32OwnProcess
Parent process:services.exe (by Microsoft)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Microsoft Windows XP 100.00%

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Lenovo 100.00%
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