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WeiSiTianYu Software Develop Service Center

Publisher Information

WeiSiTianYu Software Develop Service Center is a software developer located in Beijing, China*. A majority of the programs developed by the company can be classified as adware or other potentially unwanted programs. There is one additional code signing certificate issued to this publisher.
Authority:
WoSign, Inc.

Valid from:
7/30/2009 8:00:00 PM

Valid to:
7/31/2010 7:59:59 PM

Subject:
CN=WeiSiTianYu Software Develop Service Center, OU=Class 3 - for Microsoft Authenticode Signing, O=WeiSiTianYu Software Develop Service Center, L=Beijing, S=Beijing, C=CN

Issuer:
CN=WoSign Code Signing Authority, O="WoSign, Inc.", C=US

Serial number:
2bbbfdc500d3b0f2a0bcf6f0bb1d1521

Scanner detections:
Detections  (100% detected)

Scan engine
Details
Detections

Reason Heuristics
PUP.PCOptimizer.Optional.Installer.Meta (L), PUP.PCOptimizer.Optional.Meta (L), PUP.PCOptimizer.Optional (L)
86.21%

ESET NOD32
Win32/Adware.RegistryMum (variant), Win32/Adware.PerfectOptimizer (variant)
20.69%

Microsoft Security Essentials
Misleading:Win32/PerfectOptimizer, Program:Win32/PerfectOptimizer
13.79%

Qihoo 360 Security
Win32/Trojan.Adware.37e
10.34%

Norman
W32/Obfuscated.BR!genr, Blocker.htm
10.34%

Malwarebytes
Rogue.Multiple, PUP.Optional.PerfectOptimizer
10.34%

Agnitum Outpost
Riskware.Adware
6.90%

Sophos
Generic PUA PC, Generic PUA KF
6.90%

VIPRE Antivirus
Trojan.Win32.Generic
6.90%

Avira AntiVirus
Adware/PerfectOptimizer.A.110
6.90%

1 / 68      (PUP)
mycleanpc.com (Perfect Optimizer 5.2 by Weskysoft)  (304039ae18bccde402f2c45be37f2c89)

1 / 68      (PUP)
perfectoptimizer.exe (Perfect Optimizer 5.2 by Weskysoft)  (4fe11dc5b9fffa64dfa06e070d365b6b)

1 / 68      (PUP)
OptimizerTool.exe (OptimizerTool)  (3751e883221eb45de39143494e0a6056)

1 / 68      (PUP)
home.exe  (06c8ea2857ffd03973e8c282384d7f80)

1 / 68      (PUP)
perfectoptimizer.exe (by Miracle Technologies)  (9fcbbe5096b855d8114f712a5cabe1c2)

1 / 68      (PUP)
perfectoptimizer_registered.exe (Perfect Optimizer 5.2 by Weskysoft)  (0da8881b53257cd233537bb69d2efe77)

1 / 68      (PUP)
perfectoptimizer.exe (by Weskysoft)  (a63d48ce1afa80f7dd0b9ed0d2940521)

1 / 68      (PUP)
home.exe  (9c5648d1d27fe06b88ca40a545f43cde)

1 / 68      (PUP)
optimizertool.exe (Optimizer Tool 5.2 by Weskysoft)  (fe9e8519a0a6ded2e516c4d351de57e9)

1 / 68      (PUP)
RegistryMumService.exe (Registry Mum by Weskysoft)  (8fcbb1d8e48f01926c61787ea32ae418)

1 / 68      (PUP)
home.exe  (14d6fa3737eaf5e84c84779b8ae62ae8)

5 / 68      (PUP)
optimizertool.exe (by Miracle Technologies)  (fcfc1256413a9e63a5e7abae1c5df188)

2 / 68      (PUP)
LiveUpdate.exe (Registry Mum by Weskysoft)  (0cc03ecb018c520d245cd2fc45ac32e7)

1 / 68      (PUP)
License.dll (Registry Mum by Weskysoft)  (27866ea6193868db78cc06c1a73e4dd4)

1 / 68      (PUP)
freeuse.dll (Registry Mum by Weskysoft)  (ced3dcdf2469a14a1778f1092bc1499f)

1 / 68      (PUP)
BoosterSonPCService.exe (BoosterSonPC by Weskysoft)  (de532c44f7a1647f896df843370d1ab6)

1 / 68      (PUP)
BoosterSonPC.exe (BoosterSonPC by Weskysoft)  (e4fdd879f184c2a1a646675a944d4d96)

2 / 68      (PUP)
perfectoptimizer.exe (by Miracle Technologies)  (2611a71c02506a5da079f8874e6f5e1b)

3 / 68      (PUP)
optimizertool_setup.exe (Optimizer Tool 5.2 by Weskysoft)  (7d8fe5c2b7499b9842173a7fbf340e07)

13 / 68    (PUP)
perfectoptimizer.exe (Perfect Optimizer 5.2 by Weskysoft)  (ee943a0b5a87b87734549af816101b8f)

2 / 68      (PUP)
perfectoptimizer.exe (Perfect Optimizer 5.2 by Weskysoft)  (33e4a3d45345fc96956bad284efc6473)

8 / 68      (PUP)
perfectoptimizer.exe (by Miracle Technologies)  (dacf0c3b0e40c69f4f41e9771ab31be8)

1 / 68      (PUP)
LiveUpdate.exe (Registry Mum by Weskysoft)  (53e73afce7de2481a660ef666ff9ac07)

1 / 68      (PUP)
License.dll (Registry Mum by Weskysoft)  (42d9dcca809e68c828cdf9f3623bcb20)

1 / 68      (PUP)
freeuse.dll (Registry Mum by Weskysoft)  (873be8d07436588e130cc85f4ff8e195)

2 / 68      (PUP)
ActivePCOptimizer.exe (ActivePCOptimizer by Weskysoft)  (fe74deda323a237939f6dac56f3321d9)

1 / 68      (PUP)
activepcoptimizerservice.exe (Registry Mum by Weskysoft)  (7b4e122b130e83a921e39d96f594bd91)

2 / 68      (PUP)
perfectoptimizer.exe (Perfect Optimizer 5.2 by Weskysoft)  (1faeba68820a837f1aa167668bd67232)

3 / 68      (PUP)
apco.exe (Active PC Optimizer 1.0 by Weskysoft)  (38edf32259df4659cb4b58c78795f29c)

Downloads URLs for files signed by WeiSiTianYu Software Develop Service Center.

3 / 68      (PUP)
http://ccleaner.download-reviewer.com/.../ActivePcOptimizer.exe  (38edf32259df4659cb4b58c78795f29c)

The following certificate is also signed by WeiSiTianYu Software Develop Service Center.

00AE328C1100741D85A6AF7D045D09EDB0  (Jul 28, 2010 to Jul 29, 2011)

* Note, the details and description above are based on the code signing digital signature issued to WeiSiTianYu Software Develop Service Center by WoSign, Inc. on July 30, 2009 with the serial number '2bbbfdc500d3b0f2a0bcf6f0bb1d1521'.
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