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:
7/27/2010 8:00:00 PM

Valid to:
7/28/2011 7:59:59 PM

Subject:
CN=WeiSiTianYu Software Develop Service Center, OU=WoSign Class 3 Code 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:
00ae328c1100741d85a6af7d045d09edb0

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)
86.67%

AVG
MalSign.FakeAV.caf
22.22%

VIPRE Antivirus
Trojan.Win32.Generic, Threat.4150696
15.56%

ESET NOD32
Win32/Adware.HitMalware, Win32/Adware.PerfectOptimizer (variant)
15.56%

Microsoft Security Essentials
Program:Win32/PerfectOptimizer, Misleading:Win32/PerfectOptimizer, Threat.Undefined
11.11%

Trend Micro House Call
TROJ_GEN.R2SH1EM, TROJ_GEN.RCBH1EN, TROJ_GEN.R047C0DGV14
6.67%

avast!
Win32:PUP-gen [PUP], Win32:Adware-gen [Adw]
6.67%

Rising Antivirus
PE:Trojan.Win32.Generic.1276045A!309724250, PE:Trojan.Win32.Generic.12D80A34!316148276 [F], PE:Trojan.Win32.Generic.12764B7E!309742462
6.67%

Comodo Security
ApplicUnwnt, UnclassifiedMalware
4.44%

Malwarebytes
PUP.Optional.PerfectOptimizer, Rogue.Multiple
4.44%

1 / 68      (PUP)
perfectoptimizer.exe (by Miracle Technologies)  (51078db92a6626a528cab1d1d4b0a0b7)

1 / 68      (PUP)
WindowsClear.exe (by Miracle Technologies)  (7d1486ac93e5fba23494d30d20c2ef50)

1 / 68      (PUP)
perfectopti_v5.exe (Perfect Optimizer 5.2 by Weskysoft)  (42ff3c6db047b3c09fa408cf320a2b6f)

1 / 68      (PUP)
perfectoptimizer.exe (by Miracle Technologies)  (1daf67dbb58da608d3f806de6d81303a)

1 / 68      (PUP)

1 / 68      (PUP)
perfectoptimizer.exe (by Miracle Technologies)  (1a56c64488dcf64aaed4eeffb21a4de1)

1 / 68      (PUP)

1 / 68      (PUP)
perfectopti_v5.exe (Perfect Optimizer 5.2 by Weskysoft)  (2fd2a4115be8929cb5513a42df141d54)

1 / 68      (PUP)
perfectopti_v5.2.exe (Perfect Optimizer 5.2 by Weskysoft)  (0e6687fa0f3b59b723f9e437b3e0d01e)

1 / 68      (PUP)

1 / 68      (PUP)
perfectopti_v52.exe (Perfect Optimizer 5.2 by Weskysoft)  (b5b5c013a152d871890984ce618e00af)

1 / 68      (PUP)

1 / 68      (PUP)

1 / 68      (PUP)

1 / 68      (PUP)
pcwaretracker.exe (PcwareTracker by Weskysoft)  (c42b09b925f49c7138046ad7a0cc8cfa)

1 / 68      (PUP)
perfectoptimizer.exe (by Miracle Technologies)  (c4bb0647e440c7705452ac79e15c3cdf)

1 / 68      (PUP)

1 / 68      (PUP)
perfectoptimizer.exe (Perfect Optimizer 5.2 by Weskysoft)  (f3145e40280a293de6d934952f48c0be)

1 / 68      (PUP)

1 / 68      (PUP)
WindowsClear.exe (by Miracle Technologies)  (e73218557305eb5c42cb31714cf2d6a9)

1 / 68      (PUP)
LiveUpdate.exe (Registry Mum by Weskysoft)  (ad0ddb671e335aabcc99fc237e653308)

1 / 68      (PUP)
License.dll (Registry Mum by Weskysoft)  (d586d88c6e57e9e654c65917e087e23a)

1 / 68      (PUP)
instantpcspeedup.exe (Registry Mum by Weskysoft)  (6ea95ad173e438ff456e4b9c5b9a1b31)

1 / 68      (PUP)
freeuse.dll (Registry Mum by Weskysoft)  (63c7d22f5d91c64ad6c8d7948ae81b0b)

3 / 68      (PUP)
instantpcspeedupservice.exe (Registry Mum by Weskysoft)  (4f9642d6b9c62c360264ebf3ef035291)

1 / 68      (PUP)
LiveUpdate.exe (Registry Mum by Weskysoft)  (4a3e59ae8c079c800faeb305d88f5759)

1 / 68      (PUP)
License.dll (Registry Mum by Weskysoft)  (c60a1eb227e27b9167e18d6bb9684465)

1 / 68      (PUP)
freeuse.dll (Registry Mum by Weskysoft)  (093351622abe1c5d75bb761406f9abe8)

6 / 68      (PUP)

13 / 68    (PUP)
optimizertool_setup.exe (Optimizer Tool 5.2 by Weskysoft)  (861516acda39c4947215a9d65a7314ac)

 
Latest 30 of 45 files

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

7 / 68      (PUP)
http://www.windowsclear.com/.../WindowsClear.exe  (66d440ff3e6544bc57dd82b07b033151)

1 / 68      (PUP)

3 / 68      (PUP)

4 / 68      (PUP)
http://www.hitmalware.com/.../HitMalware.exe  (585617f05e1ca366289e21e1778d1aef)

The following websites host and distribute files published by WeiSiTianYu Software Develop Service Center.

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

2BBBFDC500D3B0F2A0BCF6F0BB1D1521  (Jul 30, 2009 to Jul 31, 2010)

* 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 27, 2010 with the serial number '00ae328c1100741d85a6af7d045d09edb0'.