I see you have run Combofix could you attach that log please. Also what form is the encryption taken ? Are you totally unable to access any files ?
Warning This fix is only relevant for this system and no other, using on another computer may cause problems
Be advised that when the fix commences it will shut down all running processes and you may lose the desktop and icons, they will return on reboot
Run OTL
[*]Under the Custom Scans/Fixes box at the bottom, paste in the following
https://dl.dropbox.com/u/73555776/OTL_Fix.GIF
:OTL
IE:64bit: - HKLM\..\SearchScopes\{9BB47C17-9C68-4BB3-B188-DD9AF0FD2413}: "URL" = http://dts.search-results.com/sr?src=ieb&appid=0&systemid=413&sr=0&q={searchTerms}
IE - HKLM\..\SearchScopes\{9BB47C17-9C68-4BB3-B188-DD9AF0FD2413}: "URL" = http://dts.search-results.com/sr?src=ieb&appid=0&systemid=413&sr=0&q={searchTerms}
IE - HKU\S-1-5-21-3943886371-291125763-3237842302-1000\..\SearchScopes\{0ECDF796-C2DC-4d79-A620-CCE0C0A66CC9}: "URL" = http://www.delta-search.com/?q={searchTerms}&affID=119370&babsrc=SP_ss&mntrId=aa092a610000000000004a0f6ef9e591
[2013/03/06 19:31:41 | 000,001,294 | ---- | M] () -- C:\Users\Boris\AppData\Roaming\mozilla\firefox\profiles\o3cgbinl.default\searchplugins\delta.xml
[2013/03/06 19:31:25 | 000,006,484 | ---- | M] () -- C:\Program Files (x86)\mozilla firefox\searchplugins\babylon.xml
[2012/02/14 18:38:11 | 000,002,515 | ---- | M] () -- C:\Program Files (x86)\mozilla firefox\searchplugins\Search_Results.xml
O2 - BHO: (no name) - {02478D38-C3F9-4efb-9B51-7695ECA05670} - No CLSID value found.
O2 - BHO: (no name) - {318A227B-5E9F-45bd-8999-7F8F10CA4CF5} - No CLSID value found.
O2 - BHO: (SearchPredictObj Class) - {389943B0-C3A2-4E69-82CB-8596A84CB3DC} - C:\Program Files (x86)\SearchPredict\SearchPredict.dll (SpeedBit Ltd.)
O2 - BHO: (Searchqu Toolbar) - {99079a25-328f-4bd4-be04-00955acaa0a7} - C:\PROGRA~2\WIA6EB~1\Datamngr\ToolBar\searchqudtx.dll File not found
O3 - HKLM\..\Toolbar: (Searchqu Toolbar) - {99079a25-328f-4bd4-be04-00955acaa0a7} - C:\PROGRA~2\WIA6EB~1\Datamngr\ToolBar\searchqudtx.dll File not found
O3 - HKLM\..\Toolbar: (no name) - 10 - No CLSID value found.
O16 - DPF: {8AD9C840-044E-11D1-B3E9-00805F499D93} http://java.sun.com/update/1.6.0/jinstall-1_6_0_32-windows-i586.cab (Reg Error: Value error.)
O16 - DPF: {CAFEEFAC-0016-0000-0020-ABCDEFFEDCBA} Reg Error: Value error. (Java Plug-in 1.6.0_20)
O16 - DPF: {CAFEEFAC-0016-0000-0032-ABCDEFFEDCBA} http://java.sun.com/update/1.6.0/jinstall-1_6_0_32-windows-i586.cab (Java Plug-in 1.6.0_32)
[2013/01/14 12:57:44 | 000,009,628 | -HS- | C] () -- C:\Users\Boris\AppData\Local\1pb78m8n6he1l1565b3k36w7o7of8ksb88y53s63tpqg0vl
[2013/01/14 12:57:44 | 000,009,628 | -HS- | C] () -- C:\ProgramData\1pb78m8n6he1l1565b3k36w7o7of8ksb88y53s63tpqg0vl
:Commands
[resethosts]
[emptytemp]
[CREATERESTOREPOINT]
[Reboot]
[*]Then click the Run Fix button at the top
[*]Let the program run unhindered, reboot the PC when it is done
[*]Open OTL again and click the Quick Scan button. Post the log it produces in your next reply.