WORM_HOLAR.E

May 20, 2013

ALIASES:

Worm:Win32/Hawawi.B@mm (Microsoft); W32/Holar.gen (McAfee); W32.Hawawi.Worm (Symantec); Email-Worm.Win32.Hawawi.b (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt); I-Worm/Hawawi (AVG)

PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

OVERALL RISK RATING:

DAMAGE POTENTIAL:

DISTRIBUTION POTENTIAL:

REPORTED INFECTION:

Threat Type: Worm
Destructiveness: No
Encrypted:
In the wild: Yes

OVERVIEW

This worm arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

TECHNICAL DETAILS

File Size:

73,728 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

20 May 2013

Arrival Details

This worm arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Autostart Technique

This worm adds the following registry entries to enable its automatic execution at every system startup:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
Ioadqm = "{malware path and file name}.exe"

Other System Modifications

This worm modifies the following file(s):

%Application Data%\Microsoft\Media Player\CurrentDatabase_59R.wmdb
%User Profile%\Templates\excel.xls
%User Profile%\Templates\excel4.xls
%User Profile%\Templates\powerpnt.ppt
%User Profile%\Templates\sndrec.wav
%User Profile%\Templates\winword.doc
%User Profile%\Templates\winword2.doc
%Program Files%\Common Files\Microsoft Shared\Stationery\Clear Day Bkgrd.jpg
%Program Files%\Common Files\Microsoft Shared\Stationery\Fiesta Bkgrd.jpg
%Program Files%\Common Files\Microsoft Shared\Stationery\Glacier Bkgrd.jpg
%Program Files%\Common Files\Microsoft Shared\Stationery\Leaves Bkgrd.jpg
%Program Files%\Common Files\Microsoft Shared\Stationery\Maize Bkgrd.jpg
%Program Files%\Common Files\Microsoft Shared\Stationery\Nature Bkgrd.jpg
%Program Files%\Common Files\Microsoft Shared\Stationery\Pie Charts Bkgrd.jpg
%Program Files%\Common Files\Microsoft Shared\Stationery\Sunflower Bkgrd.jpg
%Program Files%\Messenger\newalert.wav
%Program Files%\Messenger\newemail.wav
%Program Files%\Messenger\online.wav
%Program Files%\Messenger\type.wav
%Program Files%\Movie Maker\Shared\Profiles\Blank.txt
%Program Files%\Movie Maker\Shared\Empty.txt
%Program Files%\Movie Maker\Shared\Sample1.jpg
%Program Files%\Movie Maker\Shared\Sample2.jpg
%Program Files%\NetMeeting\Blip.wav
%Program Files%\NetMeeting\TestSnd.wav
%Program Files%\Outlook Express\msoe.txt
%Program Files%\Windows Media Player\npdrmv2.zip
%Program Files%\Windows Media Player\npds.zip
%Program Files%\Windows NT\Pinball\SOUND1.WAV
%Program Files%\Windows NT\Pinball\SOUND104.WAV
%Program Files%\Windows NT\Pinball\SOUND105.WAV
%Program Files%\Windows NT\Pinball\SOUND108.WAV
%Program Files%\Windows NT\Pinball\SOUND111.WAV
%Program Files%\Windows NT\Pinball\SOUND112.WAV
%Program Files%\Windows NT\Pinball\SOUND12.WAV
%Program Files%\Windows NT\Pinball\SOUND13.WAV
%Program Files%\Windows NT\Pinball\SOUND131.WAV
%Program Files%\Windows NT\Pinball\SOUND136.WAV
%Program Files%\Windows NT\Pinball\SOUND14.WAV
%Program Files%\Windows NT\Pinball\SOUND16.WAV
%Program Files%\Windows NT\Pinball\SOUND17.WAV
%Program Files%\Windows NT\Pinball\SOUND18.WAV
%Program Files%\Windows NT\Pinball\SOUND181.WAV
%Program Files%\Windows NT\Pinball\SOUND19.WAV
%Program Files%\Windows NT\Pinball\SOUND20.WAV
%Program Files%\Windows NT\Pinball\SOUND21.WAV
%Program Files%\Windows NT\Pinball\SOUND22.WAV
%Program Files%\Windows NT\Pinball\SOUND24.WAV
%Program Files%\Windows NT\Pinball\SOUND240.WAV
%Program Files%\Windows NT\Pinball\SOUND243.WAV
%Program Files%\Windows NT\Pinball\SOUND25.WAV
%Program Files%\Windows NT\Pinball\SOUND26.WAV
%Program Files%\Windows NT\Pinball\SOUND27.WAV
%Program Files%\Windows NT\Pinball\SOUND28.WAV
%Program Files%\Windows NT\Pinball\SOUND29.WAV
%Program Files%\Windows NT\Pinball\SOUND3.WAV
%Program Files%\Windows NT\Pinball\SOUND30.WAV
%Program Files%\Windows NT\Pinball\SOUND34.WAV
%Program Files%\Windows NT\Pinball\SOUND35.WAV
%Program Files%\Windows NT\Pinball\SOUND36.WAV
%Program Files%\Windows NT\Pinball\SOUND38.WAV
%Program Files%\Windows NT\Pinball\SOUND39.WAV
%Program Files%\Windows NT\Pinball\SOUND4.WAV
%Program Files%\Windows NT\Pinball\SOUND42.WAV
%Program Files%\Windows NT\Pinball\SOUND43.WAV
%Program Files%\Windows NT\Pinball\SOUND45.WAV
%Program Files%\Windows NT\Pinball\SOUND49.WAV
%Program Files%\Windows NT\Pinball\SOUND49D.WAV
%Program Files%\Windows NT\Pinball\SOUND5.WAV
%Program Files%\Windows NT\Pinball\SOUND50.WAV
%Program Files%\Windows NT\Pinball\SOUND528.WAV
%Program Files%\Windows NT\Pinball\SOUND53.WAV
%Program Files%\Windows NT\Pinball\SOUND54.WAV
%Program Files%\Windows NT\Pinball\SOUND55.WAV
%Program Files%\Windows NT\Pinball\SOUND560.WAV
%Program Files%\Windows NT\Pinball\SOUND563.WAV
%Program Files%\Windows NT\Pinball\SOUND57.WAV
%Program Files%\Windows NT\Pinball\SOUND58.WAV
%Program Files%\Windows NT\Pinball\SOUND6.WAV
%Program Files%\Windows NT\Pinball\SOUND65.WAV
%Program Files%\Windows NT\Pinball\SOUND68.WAV
%Program Files%\Windows NT\Pinball\SOUND7.WAV
%Program Files%\Windows NT\Pinball\SOUND713.WAV
%Program Files%\Windows NT\Pinball\SOUND735.WAV
%Program Files%\Windows NT\Pinball\SOUND8.WAV
%Program Files%\Windows NT\Pinball\SOUND827.WAV
%Program Files%\Windows NT\Pinball\SOUND9.WAV
%Program Files%\Windows NT\Pinball\SOUND999.WAV

(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Roaming on Windows Vista and 7.. %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.. %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000, Server 2003, and XP (32-bit), Vista (32-bit), and 7 (32-bit), or C:\Program Files (x86) in Windows XP (64-bit), Vista (64-bit), and 7 (64-bit).)

It adds the following registry keys:

HKEY_USERS\.DEFAULT\Software\
Microsoft\Windows\CurrentVersion\
Explorer\Advanced

It adds the following registry entries:

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Hardware Profiles\0001\System
i = "0"

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Hardware Profiles\0001\System
y = "0"

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Hardware Profiles\0001\System
p = "0"

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Hardware Profiles\0001\System
A-FLyByYahooMessanger = "0"

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Hardware Profiles\0001\System
A-FLyByICQ = "1"

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Hardware Profiles\0001\System
A-FLyByPalTalk = "8"

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Hardware Profiles\0001\System
A-FLyByKaZaA = "?"

HKEY_CURRENT_USER
Software = "0"

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Hardware Profiles\0001\System
j = "0"

HKEY_CURRENT_USER
Software = "1"

It modifies the following registry entries:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Explorer\
Advanced
Hidden = "0"

(Note: The default value data of the said registry entry is 2.)

Dropping Routine

This worm drops the following files:

%System Root%\msg.htm
%System%\regadd.reg
%User Profile%\Sample Pictures\Blue hills.jpg
%User Profile%\Sample Pictures\Sunset.jpg
%User Profile%\Sample Pictures\Water lilies.jpg
%User Profile%\Sample Pictures\Winter.jpg
%User Profile%\Internet Explorer\brndlog.txt
%User Temp%\dd_depcheck_NETFX_EXP_35.txt
%User Temp%\dd_dotnetfx35error.txt
%User Temp%\dd_dotnetfx35install.txt
%User Temp%\dd_dotNetFx40_Full_x86_x64_decompression_log.txt
%User Temp%\dd_MSXML6_MSI0686.txt
%User Temp%\dd_netfx20MSI7F16.txt
%User Temp%\dd_netfx20UI7F16.txt
%User Temp%\dd_NET_Framework20_Setup06A7.txt
%User Temp%\dd_NET_Framework30_Setup0775.txt
%User Temp%\dd_NET_Framework35_MSI07B9.txt
%User Temp%\dd_RGB9RAST_x86.msi0683.txt
%User Temp%\dd_vcredistMSI3CAA.txt
%User Temp%\dd_vcredistMSI7C21.txt
%User Temp%\dd_vcredistUI3CAA.txt
%User Temp%\dd_vcredistUI7C21.txt
%User Temp%\dd_wcf_CA_smci_20111017_044900_062.txt
%User Temp%\dd_wcf_retCA29BA.txt
%User Temp%\dd_WIC.txt
%User Temp%\dd_XPS.txt
%User Temp%\Microsoft .NET Framework 4 Setup_20111016_234618578-MSI_netfx_Core_x86.msi.txt
%User Temp%\Microsoft .NET Framework 4 Setup_20111016_234618578-MSI_netfx_Extended_x86.msi.txt
%User Temp%\Microsoft Visual C++ 2010 x86 Redistributable Setup_20111020_000954642-MSI_vc_red.msi.txt
%User Temp%\uxeventlog.txt
%Program Files%\Adobe\Reader 10.0\Reader\IDTemplates\ENU\AdobeID.pdf
%Program Files%\Adobe\Reader 10.0\Reader\IDTemplates\ENU\DefaultID.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\ENU\Dynamic.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\ENU\SignHere.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\ENU\StandardBusiness.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\Words.pdf
%Program Files%\Adobe\Reader 10.0\Reader\PDFSigQFormalRep.pdf
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_CA.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_GB.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_GB_EURO.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_US.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_US_POSIX.txt
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Adobe\symbol.txt
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Adobe\zdingbat.txt
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CENTEURO.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CORPCHAR.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CROATIAN.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CYRILLIC.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\GREEK.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\ICELAND.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\ROMAN.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\ROMANIAN.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\SYMBOL.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\TURKISH.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\UKRAINE.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1250.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1251.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1252.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1253.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1254.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1257.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1258.TXT
%Program Files%\Adobe\Reader 10.0\Resource\ENUtxt.pdf
%Program Files%\MSXML 6.0\EULA\License_MSXML6_ENU.txt
%Windows%\$MSI31Uninstall_KB893803v2$\spuninst\spuninst.txt
%Windows%\$NtUninstallWIC$\spuninst\spuninst.txt

(Note: %System Root% is the root folder, which is usually C:\. It is also where the operating system is located.. %System% is the Windows system folder, which is usually C:\Windows\System32.. %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.. %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.. %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000, Server 2003, and XP (32-bit), Vista (32-bit), and 7 (32-bit), or C:\Program Files (x86) in Windows XP (64-bit), Vista (64-bit), and 7 (64-bit).. %Windows% is the Windows folder, which is usually C:\Windows.)

This report is generated via an automated analysis system.

SOLUTION

Minimum Scan Engine:

9.300

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Restart in Safe Mode

[ Learn More ]

Step 3

Delete this registry key

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

In HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer
- Advanced

Step 4

Delete this registry value

[ Learn More ]

In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
- Ioadqm = "{malware path and file name}.exe"

In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Hardware Profiles\0001\System
- i = "0"

In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Hardware Profiles\0001\System
- y = "0"

In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Hardware Profiles\0001\System
- p = "0"

In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Hardware Profiles\0001\System
- A-FLyByYahooMessanger = "0"

In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Hardware Profiles\0001\System
- A-FLyByICQ = "1"

In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Hardware Profiles\0001\System
- A-FLyByPalTalk = "8"

In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Hardware Profiles\0001\System
- A-FLyByKaZaA = "?"

In HKEY_CURRENT_USER
- Software = "0"

In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Hardware Profiles\0001\System
- j = "0"

In HKEY_CURRENT_USER
- Software = "1"

Step 5

Restore these modified registry values

[ Learn More ]

Important:Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this only if you know how to or you can seek your system administrator's help. You may also check out this Microsoft article first before modifying your computer's registry.

In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced
- From: Hidden = "0"
  To: Hidden = ""2""

Step 6

Search and delete these components

[ Learn More ]

There may be some components that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.

%System Root%\msg.htm
%System%\regadd.reg
%User Profile%\Sample Pictures\Blue hills.jpg
%User Profile%\Sample Pictures\Sunset.jpg
%User Profile%\Sample Pictures\Water lilies.jpg
%User Profile%\Sample Pictures\Winter.jpg
%User Profile%\Internet Explorer\brndlog.txt
%User Temp%\dd_depcheck_NETFX_EXP_35.txt
%User Temp%\dd_dotnetfx35error.txt
%User Temp%\dd_dotnetfx35install.txt
%User Temp%\dd_dotNetFx40_Full_x86_x64_decompression_log.txt
%User Temp%\dd_MSXML6_MSI0686.txt
%User Temp%\dd_netfx20MSI7F16.txt
%User Temp%\dd_netfx20UI7F16.txt
%User Temp%\dd_NET_Framework20_Setup06A7.txt
%User Temp%\dd_NET_Framework30_Setup0775.txt
%User Temp%\dd_NET_Framework35_MSI07B9.txt
%User Temp%\dd_RGB9RAST_x86.msi0683.txt
%User Temp%\dd_vcredistMSI3CAA.txt
%User Temp%\dd_vcredistMSI7C21.txt
%User Temp%\dd_vcredistUI3CAA.txt
%User Temp%\dd_vcredistUI7C21.txt
%User Temp%\dd_wcf_CA_smci_20111017_044900_062.txt
%User Temp%\dd_wcf_retCA29BA.txt
%User Temp%\dd_WIC.txt
%User Temp%\dd_XPS.txt
%User Temp%\Microsoft .NET Framework 4 Setup_20111016_234618578-MSI_netfx_Core_x86.msi.txt
%User Temp%\Microsoft .NET Framework 4 Setup_20111016_234618578-MSI_netfx_Extended_x86.msi.txt
%User Temp%\Microsoft Visual C++ 2010 x86 Redistributable Setup_20111020_000954642-MSI_vc_red.msi.txt
%User Temp%\uxeventlog.txt
%Program Files%\Adobe\Reader 10.0\Reader\IDTemplates\ENU\AdobeID.pdf
%Program Files%\Adobe\Reader 10.0\Reader\IDTemplates\ENU\DefaultID.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\ENU\Dynamic.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\ENU\SignHere.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\ENU\StandardBusiness.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\Words.pdf
%Program Files%\Adobe\Reader 10.0\Reader\PDFSigQFormalRep.pdf
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_CA.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_GB.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_GB_EURO.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_US.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_US_POSIX.txt
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Adobe\symbol.txt
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Adobe\zdingbat.txt
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CENTEURO.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CORPCHAR.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CROATIAN.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CYRILLIC.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\GREEK.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\ICELAND.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\ROMAN.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\ROMANIAN.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\SYMBOL.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\TURKISH.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\UKRAINE.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1250.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1251.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1252.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1253.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1254.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1257.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1258.TXT
%Program Files%\Adobe\Reader 10.0\Resource\ENUtxt.pdf
%Program Files%\MSXML 6.0\EULA\License_MSXML6_ENU.txt
%Windows%\$MSI31Uninstall_KB893803v2$\spuninst\spuninst.txt
%Windows%\$NtUninstallWIC$\spuninst\spuninst.txt

To manually delete a malware/grayware component from an affected system:

• For Windows 2000, Windows XP, and Windows Server 2003:

Right-click Start then click Search....
In the Named input box, type:
%System Root%\msg.htm
%System%\regadd.reg
%User Profile%\Sample Pictures\Blue hills.jpg
%User Profile%\Sample Pictures\Sunset.jpg
%User Profile%\Sample Pictures\Water lilies.jpg
%User Profile%\Sample Pictures\Winter.jpg
%User Profile%\Internet Explorer\brndlog.txt
%User Temp%\dd_depcheck_NETFX_EXP_35.txt
%User Temp%\dd_dotnetfx35error.txt
%User Temp%\dd_dotnetfx35install.txt
%User Temp%\dd_dotNetFx40_Full_x86_x64_decompression_log.txt
%User Temp%\dd_MSXML6_MSI0686.txt
%User Temp%\dd_netfx20MSI7F16.txt
%User Temp%\dd_netfx20UI7F16.txt
%User Temp%\dd_NET_Framework20_Setup06A7.txt
%User Temp%\dd_NET_Framework30_Setup0775.txt
%User Temp%\dd_NET_Framework35_MSI07B9.txt
%User Temp%\dd_RGB9RAST_x86.msi0683.txt
%User Temp%\dd_vcredistMSI3CAA.txt
%User Temp%\dd_vcredistMSI7C21.txt
%User Temp%\dd_vcredistUI3CAA.txt
%User Temp%\dd_vcredistUI7C21.txt
%User Temp%\dd_wcf_CA_smci_20111017_044900_062.txt
%User Temp%\dd_wcf_retCA29BA.txt
%User Temp%\dd_WIC.txt
%User Temp%\dd_XPS.txt
%User Temp%\Microsoft .NET Framework 4 Setup_20111016_234618578-MSI_netfx_Core_x86.msi.txt
%User Temp%\Microsoft .NET Framework 4 Setup_20111016_234618578-MSI_netfx_Extended_x86.msi.txt
%User Temp%\Microsoft Visual C++ 2010 x86 Redistributable Setup_20111020_000954642-MSI_vc_red.msi.txt
%User Temp%\uxeventlog.txt
%Program Files%\Adobe\Reader 10.0\Reader\IDTemplates\ENU\AdobeID.pdf
%Program Files%\Adobe\Reader 10.0\Reader\IDTemplates\ENU\DefaultID.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\ENU\Dynamic.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\ENU\SignHere.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\ENU\StandardBusiness.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\Words.pdf
%Program Files%\Adobe\Reader 10.0\Reader\PDFSigQFormalRep.pdf
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_CA.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_GB.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_GB_EURO.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_US.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_US_POSIX.txt
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Adobe\symbol.txt
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Adobe\zdingbat.txt
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CENTEURO.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CORPCHAR.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CROATIAN.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CYRILLIC.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\GREEK.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\ICELAND.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\ROMAN.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\ROMANIAN.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\SYMBOL.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\TURKISH.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\UKRAINE.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1250.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1251.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1252.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1253.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1254.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1257.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1258.TXT
%Program Files%\Adobe\Reader 10.0\Resource\ENUtxt.pdf
%Program Files%\MSXML 6.0\EULA\License_MSXML6_ENU.txt
%Windows%\$MSI31Uninstall_KB893803v2$\spuninst\spuninst.txt
%Windows%\$NtUninstallWIC$\spuninst\spuninst.txt
In the Look In drop-down list, select My Computer then press Enter.
Once located, select the file then press SHIFT+DELETE to delete it.
Repeat the said steps for all files listed.

• For Windows Vista and Windows 7 users:

Click Start>Computer.
In the Search input box, type:
%System Root%\msg.htm
%System%\regadd.reg
%User Profile%\Sample Pictures\Blue hills.jpg
%User Profile%\Sample Pictures\Sunset.jpg
%User Profile%\Sample Pictures\Water lilies.jpg
%User Profile%\Sample Pictures\Winter.jpg
%User Profile%\Internet Explorer\brndlog.txt
%User Temp%\dd_depcheck_NETFX_EXP_35.txt
%User Temp%\dd_dotnetfx35error.txt
%User Temp%\dd_dotnetfx35install.txt
%User Temp%\dd_dotNetFx40_Full_x86_x64_decompression_log.txt
%User Temp%\dd_MSXML6_MSI0686.txt
%User Temp%\dd_netfx20MSI7F16.txt
%User Temp%\dd_netfx20UI7F16.txt
%User Temp%\dd_NET_Framework20_Setup06A7.txt
%User Temp%\dd_NET_Framework30_Setup0775.txt
%User Temp%\dd_NET_Framework35_MSI07B9.txt
%User Temp%\dd_RGB9RAST_x86.msi0683.txt
%User Temp%\dd_vcredistMSI3CAA.txt
%User Temp%\dd_vcredistMSI7C21.txt
%User Temp%\dd_vcredistUI3CAA.txt
%User Temp%\dd_vcredistUI7C21.txt
%User Temp%\dd_wcf_CA_smci_20111017_044900_062.txt
%User Temp%\dd_wcf_retCA29BA.txt
%User Temp%\dd_WIC.txt
%User Temp%\dd_XPS.txt
%User Temp%\Microsoft .NET Framework 4 Setup_20111016_234618578-MSI_netfx_Core_x86.msi.txt
%User Temp%\Microsoft .NET Framework 4 Setup_20111016_234618578-MSI_netfx_Extended_x86.msi.txt
%User Temp%\Microsoft Visual C++ 2010 x86 Redistributable Setup_20111020_000954642-MSI_vc_red.msi.txt
%User Temp%\uxeventlog.txt
%Program Files%\Adobe\Reader 10.0\Reader\IDTemplates\ENU\AdobeID.pdf
%Program Files%\Adobe\Reader 10.0\Reader\IDTemplates\ENU\DefaultID.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\ENU\Dynamic.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\ENU\SignHere.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\ENU\StandardBusiness.pdf
%Program Files%\Adobe\Reader 10.0\Reader\plug_ins\Annotations\Stamps\Words.pdf
%Program Files%\Adobe\Reader 10.0\Reader\PDFSigQFormalRep.pdf
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_CA.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_GB.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_GB_EURO.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_US.txt
%Program Files%\Adobe\Reader 10.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_US_POSIX.txt
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Adobe\symbol.txt
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Adobe\zdingbat.txt
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CENTEURO.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CORPCHAR.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CROATIAN.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\CYRILLIC.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\GREEK.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\ICELAND.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\ROMAN.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\ROMANIAN.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\SYMBOL.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\TURKISH.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\Mac\UKRAINE.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1250.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1251.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1252.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1253.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1254.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1257.TXT
%Program Files%\Adobe\Reader 10.0\Resource\TypeSupport\Unicode\Mappings\win\CP1258.TXT
%Program Files%\Adobe\Reader 10.0\Resource\ENUtxt.pdf
%Program Files%\MSXML 6.0\EULA\License_MSXML6_ENU.txt
%Windows%\$MSI31Uninstall_KB893803v2$\spuninst\spuninst.txt
%Windows%\$NtUninstallWIC$\spuninst\spuninst.txt
Once located, select the file then press SHIFT+DELETE to delete it.
Repeat the said steps for all files listed.
*Note: Read the following Microsoft page if these steps do not work on Windows 7.

Step 7

Restart in normal mode and scan your computer with your Trend Micro product for files detected as WORM_HOLAR.E. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.

Step 8

Restore deleted/modified files and/or registry entries from backup

*Note: Only Microsoft-related files/keys/values will be restored. If this malware/grayware also deleted registry keys/values related to programs that are not from Microsoft, please reinstall those programs on your computer.

%Application Data%\Microsoft\Media Player\CurrentDatabase_59R.wmdb
%User Profile%\Templates\excel.xls
%User Profile%\Templates\excel4.xls
%User Profile%\Templates\powerpnt.ppt
%User Profile%\Templates\sndrec.wav
%User Profile%\Templates\winword.doc
%User Profile%\Templates\winword2.doc
%Program Files%\Common Files\Microsoft Shared\Stationery\Clear Day Bkgrd.jpg
%Program Files%\Common Files\Microsoft Shared\Stationery\Fiesta Bkgrd.jpg
%Program Files%\Common Files\Microsoft Shared\Stationery\Glacier Bkgrd.jpg
%Program Files%\Common Files\Microsoft Shared\Stationery\Leaves Bkgrd.jpg
%Program Files%\Common Files\Microsoft Shared\Stationery\Maize Bkgrd.jpg
%Program Files%\Common Files\Microsoft Shared\Stationery\Nature Bkgrd.jpg
%Program Files%\Common Files\Microsoft Shared\Stationery\Pie Charts Bkgrd.jpg
%Program Files%\Common Files\Microsoft Shared\Stationery\Sunflower Bkgrd.jpg
%Program Files%\Messenger\newalert.wav
%Program Files%\Messenger\newemail.wav
%Program Files%\Messenger\online.wav
%Program Files%\Messenger\type.wav
%Program Files%\Movie Maker\Shared\Profiles\Blank.txt
%Program Files%\Movie Maker\Shared\Empty.txt
%Program Files%\Movie Maker\Shared\Sample1.jpg
%Program Files%\Movie Maker\Shared\Sample2.jpg
%Program Files%\NetMeeting\Blip.wav
%Program Files%\NetMeeting\TestSnd.wav
%Program Files%\Outlook Express\msoe.txt
%Program Files%\Windows Media Player\npdrmv2.zip
%Program Files%\Windows Media Player\npds.zip
%Program Files%\Windows NT\Pinball\SOUND1.WAV
%Program Files%\Windows NT\Pinball\SOUND104.WAV
%Program Files%\Windows NT\Pinball\SOUND105.WAV
%Program Files%\Windows NT\Pinball\SOUND108.WAV
%Program Files%\Windows NT\Pinball\SOUND111.WAV
%Program Files%\Windows NT\Pinball\SOUND112.WAV
%Program Files%\Windows NT\Pinball\SOUND12.WAV
%Program Files%\Windows NT\Pinball\SOUND13.WAV
%Program Files%\Windows NT\Pinball\SOUND131.WAV
%Program Files%\Windows NT\Pinball\SOUND136.WAV
%Program Files%\Windows NT\Pinball\SOUND14.WAV
%Program Files%\Windows NT\Pinball\SOUND16.WAV
%Program Files%\Windows NT\Pinball\SOUND17.WAV
%Program Files%\Windows NT\Pinball\SOUND18.WAV
%Program Files%\Windows NT\Pinball\SOUND181.WAV
%Program Files%\Windows NT\Pinball\SOUND19.WAV
%Program Files%\Windows NT\Pinball\SOUND20.WAV
%Program Files%\Windows NT\Pinball\SOUND21.WAV
%Program Files%\Windows NT\Pinball\SOUND22.WAV
%Program Files%\Windows NT\Pinball\SOUND24.WAV
%Program Files%\Windows NT\Pinball\SOUND240.WAV
%Program Files%\Windows NT\Pinball\SOUND243.WAV
%Program Files%\Windows NT\Pinball\SOUND25.WAV
%Program Files%\Windows NT\Pinball\SOUND26.WAV
%Program Files%\Windows NT\Pinball\SOUND27.WAV
%Program Files%\Windows NT\Pinball\SOUND28.WAV
%Program Files%\Windows NT\Pinball\SOUND29.WAV
%Program Files%\Windows NT\Pinball\SOUND3.WAV
%Program Files%\Windows NT\Pinball\SOUND30.WAV
%Program Files%\Windows NT\Pinball\SOUND34.WAV
%Program Files%\Windows NT\Pinball\SOUND35.WAV
%Program Files%\Windows NT\Pinball\SOUND36.WAV
%Program Files%\Windows NT\Pinball\SOUND38.WAV
%Program Files%\Windows NT\Pinball\SOUND39.WAV
%Program Files%\Windows NT\Pinball\SOUND4.WAV
%Program Files%\Windows NT\Pinball\SOUND42.WAV
%Program Files%\Windows NT\Pinball\SOUND43.WAV
%Program Files%\Windows NT\Pinball\SOUND45.WAV
%Program Files%\Windows NT\Pinball\SOUND49.WAV
%Program Files%\Windows NT\Pinball\SOUND49D.WAV
%Program Files%\Windows NT\Pinball\SOUND5.WAV
%Program Files%\Windows NT\Pinball\SOUND50.WAV
%Program Files%\Windows NT\Pinball\SOUND528.WAV
%Program Files%\Windows NT\Pinball\SOUND53.WAV
%Program Files%\Windows NT\Pinball\SOUND54.WAV
%Program Files%\Windows NT\Pinball\SOUND55.WAV
%Program Files%\Windows NT\Pinball\SOUND560.WAV
%Program Files%\Windows NT\Pinball\SOUND563.WAV
%Program Files%\Windows NT\Pinball\SOUND57.WAV
%Program Files%\Windows NT\Pinball\SOUND58.WAV
%Program Files%\Windows NT\Pinball\SOUND6.WAV
%Program Files%\Windows NT\Pinball\SOUND65.WAV
%Program Files%\Windows NT\Pinball\SOUND68.WAV
%Program Files%\Windows NT\Pinball\SOUND7.WAV
%Program Files%\Windows NT\Pinball\SOUND713.WAV
%Program Files%\Windows NT\Pinball\SOUND735.WAV
%Program Files%\Windows NT\Pinball\SOUND8.WAV
%Program Files%\Windows NT\Pinball\SOUND827.WAV
%Program Files%\Windows NT\Pinball\SOUND9.WAV
%Program Files%\Windows NT\Pinball\SOUND999.WAV

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