Should I block it?

40%
40% of PCs block this file from running.
Possible reason:
Performance resource utilization

VersionsAdditional versions

3.5.1000.13728 14.29%
3.5.1000.13728 14.29%
3.5.1000.13728 14.29%
3.5.1000.13728 42.86%
3.5.1000.13728 14.29%
(Note, Systweak Inc publishes each variation of this file with the same version, but the hashes are unique.)

Relationships

Parent process
Related files

aso3defragsrv64.exe

Systweak Advanced System Optimizer by Systweak Inc (Signed)

Remove aso3defragsrv64.exe
Version:   3.5.1000.13728
MD5:   f17b686827c46ecc9bec5b37c1e957cf
SHA1:   7bd9094d97151aea111eeaa66cd64ff556c18794

What is aso3defragsrv64.exe?

This is the ASO Defrag Service, a type of utility designed for Windows, whose purported purpose is to remove redundant items from the Windows registry. Registry cleaners in general try to automate the process of looking for invalid entries within the registry and resolving or removing them. Some registry cleaners make no distinction as to the severity of the errors, and many that do may erroneously categorize errors as critical with little basis to support it.

About aso3defragsrv64.exe (from Systweak Inc)

Advanced System Optimizer, a multi-functional system performance and optimization suite for Windows. This collection of tools lets you supercharge your PC's performance, enhance its security, tweak an

DetailsDetails

File name:aso3defragsrv64.exe
Publisher:Systweak Inc., (www.systweak.com)
Product name:Systweak Advanced System Optimizer
Description:Advanced System Optimizer - Defrag Service
Typical file path:C:\Program Files\advanced system optimizer 3\aso3defragsrv64.exe
File version:3.5.1000.13728
Size:257.34 KB (263,520 bytes)
Certificate
Issued to:Systweak Inc
Authority (CA):VeriSign
Effective date:Thursday, September 2, 2010
Expiration date:Sunday, November 3, 2013
Digital DNA
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:Yes
.NET NGENed:No
More details

ResourcesPrograms

The following program will install this file
Systweak Inc
  57% remove
Advanced System Optimizer is a utility designed to optimize PC performance by allowing the user to prevent various processes from running on startup. Dll- Files.com Fixer includes a Windows registry repair utility designed to fix potentially damaged registry entries by scanning for entries that point to various files that are no longer active on the PC. The necessity and usefulness of registry cleaners is a controversial topic, wit...

BehaviorsBehaviors

Service
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'ASO3DiskOptimizer'

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00026687%
0.028634%
Kernel CPU:0.00024583%
0.013761%
User CPU:0.00002104%
0.014873%
Kernel CPU time:461 ms/min
100,923,805ms/min
CPU cycles:555,657/sec
17,470,203/sec
Context switches:1/sec
284/sec
Memory
Private memory:5.14 MB
21.59 MB
Private (maximum):4.56 MB
Private (minimum):2.6 MB
Non-paged memory:5.14 MB
21.59 MB
Virtual memory:31.54 MB
140.96 MB
Virtual memory (peak):41.27 MB
169.69 MB
Working set:2.66 MB
18.61 MB
Working set (peak):4.87 MB
37.95 MB
Page faults:96,685/min
2,039/min
I/O
I/O read transfer:6.23 KB/sec
1.02 MB/min
I/O read operations:11/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:46 Bytes/sec
448.09 KB/min
I/O other operations:1/sec
1,671/min
Resource allocations
Threads:6
12
Handles:74
600

BehaviorsProcess properties

Integrety level:System
Platform:64-bit
Command line:"C:\Program Files\advanced system optimizer 3\aso3defragsrv64.exe"
Owner:SYSTEM
Windows Service
Service name:ASO3DiskOptimizer
Type:Win32OwnProcess
Parent process:services.exe (by Microsoft)

ResourcesThreads

Averages
 
KeyCrypt64(2).dll (AntiLogger SDK by Zemana Ltd)
Total CPU:0.00003371%
0.272967%
Kernel CPU:0.00000000%
0.107585%
User CPU:0.00003371%
0.165382%
CPU cycles:494,222/sec
5,741,424/sec
Memory:224 KB
1.16 MB
ASO3DefragSrv64.exe (main module)
Total CPU:0.00002277%
Kernel CPU:0.00000592%
User CPU:0.00001685%
CPU cycles:97,236/sec
Context switches:4/sec
Memory:348 KB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 8 Pro 28.57%
Windows 7 Home Premium 28.57%
Windows 7 Ultimate 14.29%
Windows 7 Professional 14.29%
Windows Vista Home Premium 14.29%

Distribution by countryDistribution by country

United States installs about 42.86% of Systweak Advanced System Optimizer.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Toshiba 66.67%
ASUS 33.33%
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