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Trojan.DownLoader10.34689
Added to the Dr.Web virus database:
2013-10-29
Virus description added:
2013-10-29
Technical Information
To ensure autorun and distribution:
Creates the following services:
[<HKLM>\SYSTEM\ControlSet001\Services\fsproflt2] 'Start' = '00000002'
[<HKLM>\SYSTEM\ControlSet001\Services\FSProFilter2] 'Start' = '00000000'
Malicious functions:
Creates and executes the following:
'<SYSTEM32>\fsproflt2.exe'
'%PROGRAM_FILES%\Hide Folders 2012\hf.exe' /s
'%TEMP%\hf2012_setup.exe' /silent /nocancel /CLOSEAPPLICATIONS /SAVEINF="%temp%\hehe.log"
'%TEMP%\is-TM51L.tmp\hf2012_setup.tmp' /SL5="$100E2,1754065,54272,%TEMP%\hf2012_setup.exe" /silent /nocancel /CLOSEAPPLICATIONS /SAVEINF="%temp%\hehe.log"
Executes the following:
'<SYSTEM32>\sc.exe' create fsproflt2 binPath= <SYSTEM32>\fsproflt2.exe DisplayName= "FSPro Filter Service 2" Start= Auto Group= UIGroup
'<SYSTEM32>\sc.exe' start fsproflt2
'%WINDIR%\regedit.exe' /s %TEMP%\hf.reg
'<SYSTEM32>\sc.exe' stop fsproflt2
'<SYSTEM32>\sc.exe' create FSProFilter2 binPath= System32\Drivers\FSPFltd2.sys Type= filesys start= boot DisplayName= "FSPro File Filter 2" group= "FSFilter Content Screener" depend= FltMgr tag= yes
'<SYSTEM32>\fltMc.exe' load FSProFilter2
Modifies file system :
Creates the following files:
%PROGRAM_FILES%\Hide Folders 2012\skins\is-MQ9IG.tmp
%PROGRAM_FILES%\Hide Folders 2012\skins\is-HOG9D.tmp
%PROGRAM_FILES%\Hide Folders 2012\skins\is-SLSM4.tmp
%PROGRAM_FILES%\Hide Folders 2012\skins\is-NNCAR.tmp
%PROGRAM_FILES%\Hide Folders 2012\skins\is-7RBNH.tmp
%PROGRAM_FILES%\Hide Folders 2012\skins\is-R5UU8.tmp
%PROGRAM_FILES%\Hide Folders 2012\langs\is-PRAPH.tmp
%PROGRAM_FILES%\Hide Folders 2012\langs\is-PLLM4.tmp
%PROGRAM_FILES%\Hide Folders 2012\langs\is-QUHUS.tmp
%PROGRAM_FILES%\Hide Folders 2012\skins\is-E06OS.tmp
%PROGRAM_FILES%\Hide Folders 2012\langs\is-NDHUR.tmp
%PROGRAM_FILES%\Hide Folders 2012\sounds\is-4R28J.tmp
%PROGRAM_FILES%\Hide Folders 2012\unins000.dat
%PROGRAM_FILES%\Hide Folders 2012\unins000.msg
%TEMP%\aut3.tmp
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\release-notes[1].html
%TEMP%\hf.reg
%HOMEPATH%\Desktop\Hide Folders 2012.lnk
%HOMEPATH%\Start Menu\Programs\Hide Folders 2012\Hide Folders 2012 Homepage....lnk
%PROGRAM_FILES%\Hide Folders 2012\sounds\is-V8MFL.tmp
%HOMEPATH%\Start Menu\Programs\Hide Folders 2012\Buy Hide Folders 2012 Now!.lnk
%HOMEPATH%\Start Menu\Programs\Hide Folders 2012\Hide Folders 2012 Help.lnk
%HOMEPATH%\Start Menu\Programs\Hide Folders 2012\Hide Folders 2012.lnk
%TEMP%\is-BIUTA.tmp\_isetup\_iscrypt.dll
%TEMP%\is-BIUTA.tmp\_isetup\_shfoldr.dll
%PROGRAM_FILES%\Hide Folders 2012\is-6T31G.tmp
%PROGRAM_FILES%\Hide Folders 2012\is-VJADO.tmp
%PROGRAM_FILES%\Hide Folders 2012\is-BNTQL.tmp
%TEMP%\is-BIUTA.tmp\_isetup\_RegDLL.tmp
%TEMP%\lyijabq
%TEMP%\aut1.tmp
%TEMP%\aut2.tmp
%TEMP%\is-TM51L.tmp\hf2012_setup.tmp
%TEMP%\hf2012_setup.exe
%PROGRAM_FILES%\Hide Folders 2012\is-T3ING.tmp
%PROGRAM_FILES%\Hide Folders 2012\langs\is-1SEG5.tmp
%PROGRAM_FILES%\Hide Folders 2012\langs\is-FKQNT.tmp
%PROGRAM_FILES%\Hide Folders 2012\langs\is-Q4GKL.tmp
%PROGRAM_FILES%\Hide Folders 2012\langs\is-1ND6S.tmp
%PROGRAM_FILES%\Hide Folders 2012\langs\is-3A03G.tmp
%PROGRAM_FILES%\Hide Folders 2012\langs\is-UCIJG.tmp
%PROGRAM_FILES%\Hide Folders 2012\is-M0CF4.tmp
%PROGRAM_FILES%\Hide Folders 2012\is-BBIRC.tmp
%PROGRAM_FILES%\Hide Folders 2012\is-PGHJ3.tmp
<SYSTEM32>\is-VA0ES.tmp
<DRIVERS>\is-CJCD6.tmp
Deletes the following files:
%TEMP%\is-TM51L.tmp\hf2012_setup.tmp
%TEMP%\is-BIUTA.tmp\_isetup\_shfoldr.dll
%TEMP%\hf2012_setup.exe
%TEMP%\hf.reg
%TEMP%\aut3.tmp
%TEMP%\lyijabq
%TEMP%\aut1.tmp
%TEMP%\aut2.tmp
%TEMP%\is-BIUTA.tmp\_isetup\_RegDLL.tmp
%TEMP%\is-BIUTA.tmp\_isetup\_iscrypt.dll
Moves the following files:
from %PROGRAM_FILES%\Hide Folders 2012\langs\is-NDHUR.tmp to %PROGRAM_FILES%\Hide Folders 2012\langs\Spanish.lng
from %PROGRAM_FILES%\Hide Folders 2012\skins\is-E06OS.tmp to %PROGRAM_FILES%\Hide Folders 2012\skins\Elegant.asz
from %PROGRAM_FILES%\Hide Folders 2012\skins\is-R5UU8.tmp to %PROGRAM_FILES%\Hide Folders 2012\skins\Office.asz
from %PROGRAM_FILES%\Hide Folders 2012\langs\is-QUHUS.tmp to %PROGRAM_FILES%\Hide Folders 2012\langs\Russian.lng
from %PROGRAM_FILES%\Hide Folders 2012\langs\is-1ND6S.tmp to %PROGRAM_FILES%\Hide Folders 2012\langs\Hungarian.lng
from %PROGRAM_FILES%\Hide Folders 2012\langs\is-PLLM4.tmp to %PROGRAM_FILES%\Hide Folders 2012\langs\Korean.lng
from %PROGRAM_FILES%\Hide Folders 2012\langs\is-PRAPH.tmp to %PROGRAM_FILES%\Hide Folders 2012\langs\Polish.lng
from %PROGRAM_FILES%\Hide Folders 2012\skins\is-NNCAR.tmp to %PROGRAM_FILES%\Hide Folders 2012\skins\iOS4.asz
from %PROGRAM_FILES%\Hide Folders 2012\sounds\is-4R28J.tmp to %PROGRAM_FILES%\Hide Folders 2012\sounds\alarm1p.wav
from %PROGRAM_FILES%\Hide Folders 2012\sounds\is-V8MFL.tmp to %PROGRAM_FILES%\Hide Folders 2012\sounds\alarm2p.wav
from %PROGRAM_FILES%\Hide Folders 2012\skins\is-7RBNH.tmp to %PROGRAM_FILES%\Hide Folders 2012\skins\BlackBox.asz
from %PROGRAM_FILES%\Hide Folders 2012\skins\is-HOG9D.tmp to %PROGRAM_FILES%\Hide Folders 2012\skins\OfficeMetallic.asz
from %PROGRAM_FILES%\Hide Folders 2012\skins\is-MQ9IG.tmp to %PROGRAM_FILES%\Hide Folders 2012\skins\Sapphire.asz
from %PROGRAM_FILES%\Hide Folders 2012\skins\is-SLSM4.tmp to %PROGRAM_FILES%\Hide Folders 2012\skins\Neutral.asz
from %PROGRAM_FILES%\Hide Folders 2012\is-BBIRC.tmp to %PROGRAM_FILES%\Hide Folders 2012\license.txt
from %PROGRAM_FILES%\Hide Folders 2012\is-M0CF4.tmp to %PROGRAM_FILES%\Hide Folders 2012\Homepage.url
from %PROGRAM_FILES%\Hide Folders 2012\is-PGHJ3.tmp to %PROGRAM_FILES%\Hide Folders 2012\Buynow.url
from %PROGRAM_FILES%\Hide Folders 2012\is-T3ING.tmp to %PROGRAM_FILES%\Hide Folders 2012\FSPFlt2.dll
from %PROGRAM_FILES%\Hide Folders 2012\is-6T31G.tmp to %PROGRAM_FILES%\Hide Folders 2012\unins000.exe
from %PROGRAM_FILES%\Hide Folders 2012\is-BNTQL.tmp to %PROGRAM_FILES%\Hide Folders 2012\hf.exe
from %PROGRAM_FILES%\Hide Folders 2012\is-VJADO.tmp to %PROGRAM_FILES%\Hide Folders 2012\hf.chm
from %PROGRAM_FILES%\Hide Folders 2012\langs\is-1SEG5.tmp to %PROGRAM_FILES%\Hide Folders 2012\langs\English.lng
from %PROGRAM_FILES%\Hide Folders 2012\langs\is-Q4GKL.tmp to %PROGRAM_FILES%\Hide Folders 2012\langs\Farsi.lng
from %PROGRAM_FILES%\Hide Folders 2012\langs\is-3A03G.tmp to %PROGRAM_FILES%\Hide Folders 2012\langs\French.lng
from %PROGRAM_FILES%\Hide Folders 2012\langs\is-FKQNT.tmp to %PROGRAM_FILES%\Hide Folders 2012\langs\Dutch.lng
from <DRIVERS>\is-CJCD6.tmp to <DRIVERS>\FSPFltd2.sys
from <SYSTEM32>\is-VA0ES.tmp to <SYSTEM32>\fsproflt2.exe
from %PROGRAM_FILES%\Hide Folders 2012\langs\is-UCIJG.tmp to %PROGRAM_FILES%\Hide Folders 2012\langs\Arabic.lng
Network activity:
Connects to:
'www.fs##o.net':80
'localhost':1035
TCP:
HTTP GET requests:
www.fs##o.net/hide-folders/release-notes.html
UDP:
Miscellaneous:
Searches for the following windows:
ClassName: 'MS_AutodialMonitor' WindowName: '(null)'
ClassName: 'MS_WebcheckMonitor' WindowName: '(null)'
ClassName: 'RegEdit_RegEdit' WindowName: '(null)'
ClassName: 'IEFrame' WindowName: '(null)'
ClassName: 'Shell_TrayWnd' WindowName: '(null)'
ClassName: 'THF2012MainForm' WindowName: '(null)'
ClassName: '' WindowName: '(null)'
Curing recommendations
Windows
macOS
Linux
Android
If the operating system (OS) can be loaded (either normally or in safe mode), download Dr.Web Security Space and run a full scan of your computer and removable media you use. More about Dr.Web Security Space .
If you cannot boot the OS, change the BIOS settings to boot your system from a CD or USB drive. Download the image of the emergency system repair disk Dr.Web® LiveDisk , mount it on a USB drive or burn it to a CD/DVD. After booting up with this media, run a full scan and cure all the detected threats.
Use Dr.Web Anti-virus for macOS to run a full scan of your Mac.
If the mobile device is operating normally, download and install Dr.Web for Android. Run a full system scan and follow recommendations to neutralize the detected threats.
If the mobile device has been locked by Android.Locker ransomware (the message on the screen tells you that you have broken some law or demands a set ransom amount; or you will see some other announcement that prevents you from using the handheld normally), do the following:
Load your smartphone or tablet in the safe mode (depending on the operating system version and specifications of the particular mobile device involved, this procedure can be performed in various ways; seek clarification from the user guide that was shipped with the device, or contact its manufacturer);
Once you have activated safe mode, install the Dr.Web for Android onto the infected handheld and run a full scan of the system; follow the steps recommended for neutralizing the threats that have been detected;
Switch off your device and turn it on as normal.
Find out more about Dr.Web for Android
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