OneStep Search manual removal:
Kill processes:
onestep.exe osopt.exe uninstall.exe upgrade.exe Au_.exe
Delete registry values:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\OneStep
HKEY_LOCAL_MACHINE\SOFTWARE\OneStep
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\OneStep Service
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\SearchScopes
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\SearchScopes
Unregister DLLs:onestep.dll
Delete files:SystemDrive\\Documents and Settings\\LocalService\\Local Settings\\Application Data\\Mozilla\\Firefox\\Profiles\\foo\\XPC.mfl SystemDrive\\INSTALLED\\Mozilla Firefox\\extensions\\{C7E0B063-1DC2-4DD0-A502-1D67957B9ADE}\\chrome\\onestep.jar SystemDrive\\INSTALLED\\Mozilla Firefox\\extensions\\{C7E0B063-1DC2-4DD0-A502-1D67957B9ADE}\\chrome.manifest SystemDrive\\INSTALLED\\Mozilla Firefox\\extensions\\{C7E0B063-1DC2-4DD0-A502-1D67957B9ADE}\\defaults\\preferences\\prefs.js SystemDrive\\INSTALLED\\Mozilla Firefox\\extensions\\{C7E0B063-1DC2-4DD0-A502-1D67957B9ADE}\\install.rdf ProgramFiles\\OneStep\\OneStep_deleted_\\onestep.dll ProgramFiles\\OneStep\\onestep.dll SystemDrive\\INSTALLED\\Mozilla Firefox\\searchplugins\\onestep.xml ProgramFiles\\OneStep\\home.js
Delete directories:SystemDrive\Documents and Settings\LocalService\Local Settings\Application Data\Mozilla\Firefox\Profiles\foo
ProgramFiles\OneStep\OneStep_deleted0
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