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Comcast Corporation

Publisher Information

Comcast Corporation is a software developer located in Philadelphia, Pennsylvania in the United States*. Thre are 4 additional code signing certificates issued to this publisher.
Authority:
COMODO CA Limited

Valid from:
5/25/2015 8:00:00 PM

Valid to:
5/25/2018 7:59:59 PM

Subject:
CN=Comcast Corporation, O=Comcast Corporation, STREET=1 Comcast Center, L=Philadelphia, S=PA, PostalCode=19103, C=US

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00eea2c3a8e2135304643ae1941718b52e

Status:
Inconclusive detections from multiple engines

Scan engine
Details
Detections

Dr.Web
Threat.Undefined, hacktool program Tool.InstallToolbar.230, Trojan.DownLoader18.7222
50.00%

ESET NOD32
Win32/Toolbar.Visicom.C potentially unwanted application, Win32/Toolbar.Visicom.A potentially unwanted application, Win32/Toolbar.Visicom.F potentially unwanted application
33.33%

Zillya! Antivirus
Downloader.Agent.Win32.288155, Adware.AdLoad.Win32.6973, Adware.BrowseFox.Win32.119754
33.33%

Kaspersky
not-a-virus:WebToolbar.Win32.Agent
25.00%

Agnitum Outpost
PUA.Toolbar.Agent, PUA.Toolbar.Visicom
25.00%

McAfee
Artemis!93E4F26E15AB, Trojan.Artemis!3B1D27DC1330
16.67%

K7 AntiVirus
Unwanted-Program
16.67%

NANO AntiVirus
Riskware.Win32.InstallToolbar.dpqueo, Riskware.Win32.Agent.dytxqg
16.67%

VIPRE Antivirus
Trojan.Win32.Generic, Threat.4150696
16.67%

Baidu Antivirus
PUA.Win32.Visicom
16.67%

2 / 68      (inconclusive)
wsetup.exe (XFINITY Toolbar)  (ba0375ac79eae52f1aa0b86eda07bae3)

0 / 68
plaxoinstall_en.exe (Plaxo for Windows by Comcast)  (bed2f3b5149f4de9c6d23a3eea19c976)

1 / 68      (inconclusive)
xfinitymasterinstaller_constantguard.exe (Xfinity Master Installer by Comcast)  (5dbfe3a710ae2d4801963887e01b170c)

1 / 68
plaxoinstall_en.exe (Plaxo for Windows by Comcast)  (4ec271781684bd172da424b6b6384478)

1 / 68
xfinitymasterinstaller_constantguard.exe (Xfinity Master Installer by Comcast)  (f1a4ee40cba0327faa3c10f679ef651d)

0 / 68
wsetup.exe (XFINITY Toolbar)  (088a88830d0fa6b6e45a833b562b703b)

0 / 68
plaxoinstall_en.exe (Plaxo for Windows by Comcast)  (ed583e2ed42357ce74ac7d0829615ef8)

0 / 68
plaxoinstall_en.exe (Plaxo for Windows by Comcast)  (2f6933a9e302bf2e0fab63d700417f26)

2 / 68
xfinitymasterinstaller_constantguard.exe (Xfinity Master Installer by Comcast)  (abf25fb04915fac91d5a4cc76a1a6a3d)

0 / 68
wsetup.exe (XFINITY Toolbar)  (d70436a71dab816654ca73c422e4ba72)

1 / 68      (inconclusive)
plaxoinstall_en.exe (Plaxo for Windows by Comcast)  (88647d9d8a4e5d94aa1fb60ac998c455)

0 / 68
plaxoinstall_en.exe (Plaxo for Windows by Comcast)  (6ff485366f4d06f61c26d657f244ae3e)

1 / 68      (inconclusive)
plaxoinstall_en.exe (Plaxo for Windows by Comcast)  (e1383e66bd3b61fb4521f38ba9e11871)

6 / 68      (PUP)
wsetup.exe (XFINITY Toolbar)  (ce0e19cfa307e074e35212896d2c2f33)

2 / 68
xfinitymasterinstaller_constantguard.exe (Xfinity Master Installer by Comcast)  (3bbc042b6d1a389f4dabb0210c8a793a)

0 / 68
1u4aqx27.exe (XFINITY Toolbar)  (e795d1316ffafe9d78b85d91fc907109)

0 / 68
xfinity on demand player.msi  (ed55c49453f49b8f3208809ccb066082)

7 / 68      (PUP)
constant-guard-anti-malware.exe (Constant Guard Anti-Malware by Comcast)  (42486f258ba60ee44006528b050805c0)

0 / 68
comcastinstallertb_ie.exe (XFINITY Toolbar)  (9963e16c7febc01d918efd093bea4ddd)

0 / 68
wsetup.exe (XFINITY Toolbar)  (240a23a63b5aabe95369722af2a971ea)

0 / 68
plaxoinstall_en.exe (Plaxo for Windows by Comcast)  (726bd2d569f0c7d7a5f86b61d81abb4f)

1 / 68      (Malware)
xfinity-master-installer_1.0.0.11.exe (Xfinity Master Installer by Comcast)  (5b83f94bc415f241ed5d0907d83b471e)

12 / 68    (PUP)
wsetup.exe (XFINITY Toolbar)  (93e4f26e15abb31f8a658441a7c2f011)

Downloads URLs for files signed by Comcast Corporation.

0 / 68
http://down.plaxo.com/down2/ol4/.../PlaxoInstall_en.exe  (ed583e2ed42357ce74ac7d0829615ef8)

0 / 68
http://down.plaxo.com/down2/ol4/.../PlaxoInstall_en.exe  (bed2f3b5149f4de9c6d23a3eea19c976)

0 / 68
http://down.plaxo.com/down2/ol4/.../PlaxoInstall_en.exe  (2f6933a9e302bf2e0fab63d700417f26)

0 / 68
http://down.plaxo.com/down2/ol4/.../PlaxoInstall_en.exe  (6ff485366f4d06f61c26d657f244ae3e)

1 / 68      (inconclusive)
http://down.plaxo.com/down2/ol4/.../PlaxoInstall_en.exe  (e1383e66bd3b61fb4521f38ba9e11871)

1 / 68      (inconclusive)
http://down.plaxo.com/down2/ol4/.../PlaxoInstall_en.exe  (88647d9d8a4e5d94aa1fb60ac998c455)

1 / 68      (Malware)
https://constantguard.comcast.net/.../xfinity-master-installer_1.0.0.11.exe  (5b83f94bc415f241ed5d0907d83b471e)

2 / 68
https://constantguard.xfinity.com/.../xfinitymasterinstaller_constantguard.exe  (abf25fb04915fac91d5a4cc76a1a6a3d)

2 / 68
http://constantguard.comcast.net/.../xfinitymasterinstaller_constantguard.exe  (abf25fb04915fac91d5a4cc76a1a6a3d)

2 / 68
http://constantguard.xfinity.com/.../xfinitymasterinstaller_constantguard.exe  (abf25fb04915fac91d5a4cc76a1a6a3d)

0 / 68
http://downloads.comcast.net/.../ComcastInstallerTB_FF.exe  (e795d1316ffafe9d78b85d91fc907109)

7 / 68      (PUP)
http://downloads.comcast.net/.../Constant-Guard-Anti-Malware.exe  (42486f258ba60ee44006528b050805c0)

0 / 68
http://downloads.comcast.net/.../ComcastInstallerTB_IE.exe  (9963e16c7febc01d918efd093bea4ddd)

2 / 68
https://constantguard.xfinity.com/.../xfinitymasterinstaller_constantguard.exe  (3bbc042b6d1a389f4dabb0210c8a793a)

0 / 68
http://xfinitytvstore.comcast.net/iframe/.../XFINITY On Demand Player.msi  (xfinity on demand player.msi)

2 / 68
http://constantguard.comcast.net/.../xfinitymasterinstaller_constantguard.exe  (3bbc042b6d1a389f4dabb0210c8a793a)

2 / 68
http://constantguard.xfinity.com/.../xfinitymasterinstaller_constantguard.exe  (3bbc042b6d1a389f4dabb0210c8a793a)

1 / 68      (Malware)
https://constantguard.xfinity.com/.../xfinity-master-installer_1.0.0.11.exe  (5b83f94bc415f241ed5d0907d83b471e)

1 / 68      (Malware)
http://constantguard.comcast.net/.../xfinity-master-installer_1.0.0.11.exe  (5b83f94bc415f241ed5d0907d83b471e)

1 / 68      (Malware)
http://constantguard.xfinity.com/.../xfinity-master-installer_1.0.0.11.exe  (5b83f94bc415f241ed5d0907d83b471e)

The following websites host and distribute files published by Comcast Corporation.

xfinitytvstore.comcast.net

constantguard.comcast.net

constantguard.xfinity.com

down.plaxo.com

downloads.comcast.net

The certificates below are also signed by Comcast Corporation.

31CF24CA25DD421125DAAC878F104285  (Jul 20, 2015 to Jul 20, 2018)

4F81BCB455C6CE7F7C596FB0472B9A5A  (May 02, 2013 to May 03, 2015)

66A3E902F159C761C3B3D4E095550B61  (Apr 12, 2004 to Apr 13, 2005)

5F08088366277FC5BFC0BC4699805DD9  (Sep 19, 2002 to Sep 20, 2003)

The following publishers (by Authenticode signature organization name) are related.

Comcast

Plaxo Incorporated

think-cell Software GmbH

Comcast Cable Communications Management LLC

* Note, the details and description above are based on the code signing digital signature issued to Comcast Corporation by COMODO CA Limited on May 25, 2015 with the serial number '00eea2c3a8e2135304643ae1941718b52e'.
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