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Zero day attack and 991.exe - Easily eliminate this problem

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Threat's profile

	Name of the threat: Zero day attack
	Command or file name: 991.exe
	Threat type: Spyware\trojan
	Affected OS: Win32 (Windows 9x, Windows XP, Windows Vista)

Intrusion method

This threat copies its file(s) to your hard disk. Its typical file name is Zero day attack. Then it creates new startup key with name Zero day attack and value 991.exe. You can also find it in your processes list with name 991.exe or Zero day attack.

If you have further questions about this threat, please fill in the form below and we'll contact you shortly.

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How to fix Zero day attack

This problem can be solved manually by deleting all registry keys and files connected with this software, removing it from starup list and unregistering all corresponding DLLs. Additionally missing DLL's should be restored from distribution in case they are corrupted by Zero day attack. To fix this threat, you should:

1. Kill the following processes and delete the appropriate files:

• 10.bat
• 18930.dll
• 18ej8937i49.tmp
• 1a41bd.dll
• 1c86b.dll
• 3b7f7.dll
• 8.tmp
• 991.exe
• adir.dll
• aspi221709.exe
• aspi221719.exe
• aspi223599.exe
• aspi225159.exe
• aspi226099.exe
• aspi226409.exe
• aspi228909.exe
• bpnqxsf.dll
• cdegfr
• csddriver.sys
• dgrgesrgfdgf.tmp
• dial[1].exe
• dminupnp.dll
• dpmomspr.dll
• fdsf
• g32.txt
• her.pt
• iktzetd.dll
• image.gif.exe
• jkt8949kir.tmp
• kbgtpzb.dll
• lt[1].exe
• lzx32.sys
• msimnpwm.exe
• ocmawsnm.exe
• p2hhr.bat
• patch[1].exe
• privcash.exe
• privcash[1].exe
• rdpwiasn.dll
• scane[1].exe
• sdfff
• soc[1].exe
• spmk[1].exe
• ss[1].exe
• swprodte.dll
• swprodte.exe
• topinst.exe
• upperhost.dll
• wdcsadsad
• winmad[1].exe
• winmaz.bat
• winmaz.exe
• winmaz[1].bat
• winmaz[1].exe
• winudu[1].exe
• www.uniblue[1].com
• yaudri.dll
• yes.exe
• yes[1].exe
• zxczxc
• _td10.tmp
• _td11.tmp
• _td12.tmp
• _td13.tmp
• _td14.tmp
• _td15.tmp
• _td16.tmp
• _td17.tmp
• _td18.tmp
• _td19.tmp
• _td1a.tmp
• _td1b.tmp
• _td1c.tmp
• _td1d.tmp
• _td1e.tmp
• _td1f.tmp
• _td23.tmp
• _td29.tmp
• _td3.tmp
• _td4.tmp
• _td5.tmp
• _td6.tmp
• _td7.tmp
• _td8.tmp
• _td9.tmp
• _tda.tmp
• _tdb.tmp
• _tdc.tmp
• _tdd.tmp
• _tde.tmp
• _tdf.tmp
• ~21.tmp
• ~22.tmp
• ~28.tmp
• ~3.tmp
• ~4.tmp

Warning: you should delete only those files which checksums are listed as malicious. There may be valid files with the same names in your system. We recommend you to use True Sword for safe problem solution.

2. Delete the following malicious folders:

no information

3. Delete the following malicious registry entries and\or values:

• Key: SYSTEM\CurrentControlSet\Control\InitRegKey\mod
  Value: jpeg

• Key: CLSID\{855875B5-93F3-429D-FF34-660B206D897C}
  Value: ThreadingModel

• Key: SOFTWARE\Classes\CLSID\{855875B5-93F3-429D-FF34-660B206D897C}\InProcServer32
  Value: ThreadingModel

• Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dcdf22a6.exe

• Key: Software\Microsoft\Sft

• Key: CLSID\{31909793-B14A-18FA-1007-0265051CFC2B}\InprocServer32
  Value: ThreadingModel

• Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Run\708adabe.exe

• Key: CLSID\{297A111E-5C7F-2744-37B7-08F8EEF35CC6}\InprocServer32

• Key: CLSID\{523455E4-ABCD-ABCD-1114-D709ADD3DDAB}\InProcServer32

• Key: System\CurrentControlSet\Services\hide_evr2
  Value: Type

• Key: System\CurrentControlSet\Services\hide_evr2
  Value: Start

• Key: System\CurrentControlSet\Services\hide_evr2
  Value: ErrorControl

• Key: System\CurrentControlSet\Services\hide_evr2
  Value: ImagePath

• Key: System\CurrentControlSet\Services\hide_evr2
  Value: DisplayName

• Key: System\CurrentControlSet\Services\hide_evr2\Security
  Value: Security

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_HIDE_EVR2
  Value: NextInstance

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_HIDE_EVR2\0000\Control
  Value: *NewlyCreated*

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_HIDE_EVR2\0000
  Value: Service

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_HIDE_EVR2\0000
  Value: Legacy

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_HIDE_EVR2\0000
  Value: ConfigFlags

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_HIDE_EVR2\0000
  Value: Class

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_HIDE_EVR2\0000
  Value: ClassGUID

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_HIDE_EVR2\0000
  Value: DeviceDesc

• Key: SYSTEM\CURRENTCONTROLSET\SERVICES\hide_evr2\Enum
  Value: 0

• Key: SYSTEM\CURRENTCONTROLSET\SERVICES\hide_evr2\Enum
  Value: Count

• Key: SYSTEM\CURRENTCONTROLSET\SERVICES\hide_evr2\Enum
  Value: NextInstance

• Key: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows
  Value: AppInit_DLLs

• Key: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\acac
  Value: Startup

• Key: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\acac
  Value: Shutdown

• Key: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\acac
  Value: Impersonate

• Key: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\acac
  Value: Asynchronous

• Key: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\acac
  Value: Image

• Key: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows
  Value: AppInit_DLLs

• Key: System\CurrentControlSet\Services\aspi113210
  Value: Type

• Key: System\CurrentControlSet\Services\aspi113210
  Value: Start

• Key: System\CurrentControlSet\Services\aspi113210
  Value: ErrorControl

• Key: System\CurrentControlSet\Services\aspi113210
  Value: ImagePath

• Key: System\CurrentControlSet\Services\aspi113210
  Value: DisplayName

• Key: System\CurrentControlSet\Services\aspi113210\Security
  Value: Security

• Key: System\CurrentControlSet\Services\aspi113210
  Value: ObjectName

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_ASPI113210
  Value: NextInstance

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_ASPI113210\0000\Control
  Value: *NewlyCreated*

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_ASPI113210\0000
  Value: Service

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_ASPI113210\0000
  Value: Legacy

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_ASPI113210\0000
  Value: ConfigFlags

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_ASPI113210\0000
  Value: Class

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_ASPI113210\0000
  Value: ClassGUID

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_ASPI113210\0000
  Value: DeviceDesc

• Key: SYSTEM\CURRENTCONTROLSET\SERVICES\aspi113210\Enum
  Value: 0

• Key: SYSTEM\CURRENTCONTROLSET\SERVICES\aspi113210\Enum
  Value: Count

• Key: SYSTEM\CURRENTCONTROLSET\SERVICES\aspi113210\Enum
  Value: NextInstance

• Key: System\CurrentControlSet\Enum\Root\LEGACY_ASPI113210\0000\Control
  Value: ActiveService

• Key: Software\Microsoft\swprodte
  Value: RepB

• Key: System\CurrentControlSet\Services\aspi113210
  Value: ImagePath

• Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\SharedTaskScheduler
  Value: {855875B5-93F3-429D-FF34-660B206D897C}

• Key: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\swprodte
  Value: DllName

• Key: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\swprodte
  Value: Startup

• Key: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\swprodte
  Value: Shutdown

• Key: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\swprodte
  Value: Impersonate

• Key: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\swprodte
  Value: Asynchronous

• Key: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows
  Value: AppInit_DLLs

• Key: SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows
  Value: AppInit_DLLs

• Key: SYSTEM\CurrentControlSet\Control\InitRegKey\mod
  Value: fake

• Key: SYSTEM\CurrentControlSet\Control\InitRegKey\mod
  Value: inject

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\Root\LEGACY_HIDE_EVR2\0000\Control
  Value: ActiveService

• Key: System\CurrentControlSet\Services\CsdDriver
  Value: ImagePath

• Key: System\CurrentControlSet\Services\CsdDriver
  Value: DisplayName

• Key: System\CurrentControlSet\Services\CsdDriver\Security
  Value: Security

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_CSDDRIVER
  Value: NextInstance

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_CSDDRIVER\0000\Control
  Value: *NewlyCreated*

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_CSDDRIVER\0000
  Value: Service

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_CSDDRIVER\0000
  Value: Legacy

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_CSDDRIVER\0000
  Value: ConfigFlags

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_CSDDRIVER\0000
  Value: Class

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_CSDDRIVER\0000
  Value: ClassGUID

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\ROOT\LEGACY_CSDDRIVER\0000
  Value: DeviceDesc

• Key: SYSTEM\CURRENTCONTROLSET\SERVICES\CsdDriver\Enum
  Value: 0

• Key: SYSTEM\CURRENTCONTROLSET\SERVICES\CsdDriver\Enum
  Value: Count

• Key: SYSTEM\CURRENTCONTROLSET\SERVICES\CsdDriver\Enum
  Value: NextInstance

• Key: SYSTEM\CURRENTCONTROLSET\ENUM\Root\LEGACY_CSDDRIVER\0000\Control
  Value: ActiveService

• Key: System\CurrentControlSet\Services\CsdDriver
  Value: Type

• Key: System\CurrentControlSet\Services\CsdDriver
  Value: Start

• Key: System\CurrentControlSet\Services\CsdDriver
  Value: ErrorControl

Warning: If value is listed for some registry entries, you should only clear these values and leave keys with such values untouched. We recommend you to use True Sword for safe problem solution.

Here are the descriptions of problems connected with Zero day attack and 991.exe we received earlier:

Next threat: Zero Day Attack 2 »

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Online update

Date: May 11, 2008

Threats: 316 214

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