SOSVirus » news » PUP.Optional.ByAndBrowse


ByAndBrowse is a software usually installed without your knowledge with the download of freeware. In fact some sites use the method of repackaging. This is an operation that is to redo the module software installation by adding download options. These options allow to add other software as for example toolbars browser, or potentially unwanted software. The addition of these new programs can decrease the performance of the system but also slow or redirect internet surfing. As a general rule, should focus on the author’s official site to download your software.
Identified : 09/09/2015.


– It belongs to a family of PUP (Potentially Unwanted Program).
– A polluteware is a software that pollutes storage and/or the Base of registers.
– A toolbar is an additional internet browser bar.
– Vendor : PUP.Optional

Main Actions

– It installs a plugin of the browser Google Chrome (G2),
– It installs a program of extension for browser Mozilla Firefox (M2),
– It installs a plugin of the browser Mozilla Firefox (P2),
– It is installed as a BHO (Browser Helper Object) of internet browser (O2),
– It installs as a toolbar internet browser (O3),
– It installs as a process launched at startup of the system (RP),
– It installs as a program (O42),
– It creates to many registry keys ‘Software’,
– It creates additional folders (O43),
– It moved to the Windows prefetcher folder (O45),
– It creates multiple files users (O61),

G2 – GCE: Preference buYandBreouwsee v.5.1 (Activé)
G2 – EXT: C:UsersvalentinAppDataLocalGoogleChromeUser DataDefaultExtensions2hkgglpgckkaaalggndeamjelhpdlmls
O2 – BHO: buYandBreouwsee – {13888ad5-57b5-474e-8578-a36215056e28} . (…) — C:Program Files (x86)buYandBreouwseeIZxrsJpIp9tCbe.dll
O42 – Logiciel: buYandBreouwsee – (.””.) — {1BEC2299-12D6-C7CE-1C11-118FEF15E4F1}
O43 – CFD: 13/02/2015 17:33:17 – [] D — C:Program Files (x86)bbuyaindBroowese
O43 – CFD: 2015/06/08 13:37:04 – [] D — C:Program Files (x86)buYandBreouwsee
O43 – CFD: 2015/09/17 13:21:40 – [] D — C:Program Files (x86)buyandbrowsee
O43 – CFD: 2015/09/17 13:23:12 – [] D — C:Program Files (x86)buyanDbrowSSee
O43 – CFD: 2015/09/17 13:22:58 – [] D — C:Program Files (x86)buyanDDbrowse
HKLMSoftwareMicrosoftWindowsCurrentVersionExplorerBrowser Helper Objects{13888ad5-57b5-474e-8578-a36215056e28}
C:Program Files (x86)buyanDDbrowse
C:Program Files (x86)bbuyaindBroowese



Remove Software

– Remove software in Windows Configuration Panel,

Remove with ZHPcleaner

Diagnose with ZHPDiag

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