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PE_EXPIRO.NMT

October 10, 2012
 ALIASES:

Virus:Win32/Expiro.BA (Microsoft); W32/Expiro.gen.n (McAfee); W32.Xpiro.D (Symantec); Virus.Win32.Pioneer.br (Kaspersky); Virus.Win32.Expiro.z (v) (Sunbelt)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 REPORTED INFECTION:

  • Threat Type: File infector

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW


This file infector 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:

1,836,544 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

06 Sep 2012

Arrival Details

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

Installation

This file infector creates the following folders:

  • %User Profile%\Bandoo\Repository

(Note: %User Profile% is the current user's profile folder, which is usually C:\Windows\Profiles\{user name} on Windows 98 and ME, C:\WINNT\Profiles\{user name} on Windows NT, and C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003.)

Other System Modifications

This file infector deletes the following files:

  • %Windows%\Microsoft.NET\Framework\v2.0.50727\config\security.config.cch.312.149328
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\config\enterprisesec.config.cch.312.149328
  • %User Profile%\v2.0.50727.42\security.config.cch.312.149343

(Note: %Windows% is the Windows folder, which is usually C:\Windows or C:\WINNT.. %User Profile% is the current user's profile folder, which is usually C:\Windows\Profiles\{user name} on Windows 98 and ME, C:\WINNT\Profiles\{user name} on Windows NT, and C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003.)

It adds the following registry keys:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Conferencing\Mcpt

It adds the following registry entries:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\0
2103 = "0"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\1
2103 = "0"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\2
2103 = "0"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\3
2103 = "0"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\4
2103 = "0"

It modifies the following registry entries:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\0
1609 = "0"

(Note: The default value data of the said registry entry is 1.)

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\0
1406 = "0"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\1
1609 = "0"

(Note: The default value data of the said registry entry is 1.)

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\1
1406 = "0"

(Note: The default value data of the said registry entry is 1.)

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\2
1609 = "0"

(Note: The default value data of the said registry entry is 1.)

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\2
1406 = "0"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\3
1609 = "0"

(Note: The default value data of the said registry entry is 1.)

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\3
1406 = "0"

(Note: The default value data of the said registry entry is 3.)

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\4
1609 = "0"

(Note: The default value data of the said registry entry is 1.)

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\4
1406 = "0"

(Note: The default value data of the said registry entry is 3.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Tracing\
Microsoft\Imapi
LogSessionName = "stdout"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Tracing\
Microsoft\Imapi
Active = "1"

(Note: The default value data of the said registry entry is 1.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Tracing\
Microsoft\Imapi
ControlFlags = "1"

(Note: The default value data of the said registry entry is 1.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Tracing\
Microsoft\Imapi\ImapiSvc
Guid = "8107d8e9-e323-49f5-bba2-abc35c243dca"

(Note: The default value data of the said registry entry is 8107d8e9-e323-49f5-bba2-abc35c243dca.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Tracing\
Microsoft\Imapi\ImapiSvc
BitNames = "{random characters}"

(Note: The default value data of the said registry entry is ImapiDebugError ImapiDebugWarning ImapiDebugTrace ImapiDebugInfo ImapiDebugX ImapiDebugSort.)

Dropping Routine

This file infector drops the following files:

  • %User Profile%\Bandoo\config.xml
  • %User Profile%\Bandoo\WPSubsystems.xml
  • %User Profile%\Bandoo\IntegrationPoints.xml
  • %User Profile%\Microsoft\Crypto
  • %User Profile%\Crypto\RSA
  • %User Profile%\RSA\S-1-5-21-1645522239-1292428093-682003330-1003
  • %Windows%\microsoft.net\framework\v4.0.30319\aspnet_state.vir
  • %System%\cisvc.vir
  • %System%\clipsrv.vir
  • %Windows%\microsoft.net\framework\v2.0.50727\mscorsvw.vir
  • %Windows%\microsoft.net\framework\v4.0.30319\mscorsvw.vir
  • %Windows%\microsoft.net\framework\v3.0\windows communication foundation\infocard.vir
  • %System%\imapi.vir
  • %System%\mnmsrvc.vir
  • %System%\netdde.vir
  • %System%\sessmgr.vir
  • %System%\rsvp.vir
  • %System%\smlogsvc.vir
  • %System%\tlntsvr.vir
  • %System%\vssvc.vir
  • %System%\wbem\wmiapsrv.vir
  • %System%\magnify.vir
  • %System%\narrator.vir
  • %System%\osk.vir
  • %System%\utilman.vir
  • %Program Files%\Outlook Express\wab.vir
  • %System%\cmd.vir
  • %Program Files%\Windows Media Player\wmplayer.vir
  • %System%\mobsync.vir
  • %Program Files%\Outlook Express\msimn.vir
  • %System%\rcimlby.vir
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\ngen_service.lock
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\ngenservicelock.dat
  • %System%\dmadmin.vir
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\ngenservicelock.dat
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\ngenrootstorelock.dat
  • %System%\msdtc.vir
  • %System%\msiexec.vir
  • %Program Files%\winpcap\rpcapd.vir
  • %System%\locator.vir
  • %System%\scardsvr.vir
  • %Windows%\microsoft.net\framework\v4.0.30319\wpf\wpffontcache_v0400.vir
  • %User Profile%\{AC76BA86-7AD7-1033-7B44-AA0000000001}\setup.vir
  • %System%\accwiz.vir
  • %System%\calc.vir
  • %System%\mstsc.vir
  • %System%\sndrec32.vir
  • %System%\sndvol32.vir
  • %System%\mspaint.vir
  • %System%\ntbackup.vir
  • %System%\charmap.vir
  • %System%\cleanmgr.vir
  • %System%\usmt\migwiz.vir
  • %Program Files%\Common Files\Microsoft Shared\MSInfo\msinfo32.vir
  • %System%\Restore\rstrui.vir
  • %Program Files%\Windows NT\Accessories\wordpad.vir
  • %System%\odbcad32.vir
  • %System%\freecell.vir
  • %System%\mshearts.vir
  • %System%\winmine.vir
  • %Program Files%\Windows NT\Pinball\PINBALL.vir
  • %System%\sol.vir
  • %System%\spider.vir
  • %Program Files%\MSN\MSNCoreFiles\Install\msnsusii.vir
  • %Program Files%\Movie Maker\moviemk.vir
  • %System%\wupdmgr.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroBroker.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroRd32.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroRd32Info.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroTextExtractor.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\AdobeCollabSync.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\Eula.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\PDFPrevHndlrShim.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\reader_sl.vir
  • %Program Files%\Common Files\Adobe\ARM\1.0\AcrobatUpdater.vir
  • %Program Files%\Common Files\Adobe\ARM\1.0\AdobeARM.vir
  • %Program Files%\Common Files\Adobe\ARM\1.0\ReaderUpdater.vir
  • %Program Files%\Common Files\Microsoft Shared\DW\DW20.vir
  • %Program Files%\Common Files\Microsoft Shared\DW\DWTRIG20.vir
  • %Program Files%\Common Files\Microsoft Shared\Speech\sapisvr.vir
  • %Program Files%\Internet Explorer\Connection Wizard\icwconn1.vir
  • %Program Files%\Internet Explorer\Connection Wizard\icwconn2.vir
  • %Program Files%\Internet Explorer\Connection Wizard\icwrmind.vir
  • %Program Files%\Internet Explorer\Connection Wizard\icwtutor.vir
  • %Program Files%\Internet Explorer\Connection Wizard\inetwiz.vir
  • %Program Files%\Internet Explorer\iedw.vir
  • %Program Files%\Messenger\msmsgs.vir
  • %Windows%\microsoft.net\framework\v4.0.30319\aspnet_state.exe
  • %System%\cisvc.exe
  • %System%\clipsrv.exe
  • %Windows%\microsoft.net\framework\v2.0.50727\mscorsvw.exe
  • %Windows%\microsoft.net\framework\v4.0.30319\mscorsvw.exe
  • %Windows%\microsoft.net\framework\v3.0\windows communication foundation\infocard.exe
  • %System%\imapi.exe
  • %System%\mnmsrvc.exe
  • %System%\netdde.exe
  • %System%\sessmgr.exe
  • %System%\rsvp.exe
  • %System%\smlogsvc.exe
  • %System%\tlntsvr.exe
  • %System%\vssvc.exe
  • %System%\wbem\wmiapsrv.exe
  • %System%\magnify.exe
  • %System%\narrator.exe
  • %System%\osk.exe
  • %System%\utilman.exe
  • %Program Files%\Outlook Express\wab.exe
  • %System%\cmd.exe
  • %Program Files%\Windows Media Player\wmplayer.exe
  • %System%\mobsync.exe
  • %Program Files%\Outlook Express\msimn.exe
  • %System%\rcimlby.exe
  • %System%\dmadmin.exe
  • %System%\msdtc.exe
  • %System%\msiexec.exe
  • %Program Files%\winpcap\rpcapd.exe
  • %System%\locator.exe
  • %System%\scardsvr.exe
  • %Windows%\microsoft.net\framework\v4.0.30319\wpf\wpffontcache_v0400.exe
  • %User Profile%\{AC76BA86-7AD7-1033-7B44-AA0000000001}\setup.exe
  • %System%\accwiz.exe
  • %System%\calc.exe
  • %System%\mstsc.exe
  • %System%\sndrec32.exe
  • %System%\sndvol32.exe
  • %System%\mspaint.exe
  • %System%\ntbackup.exe
  • %System%\charmap.exe
  • %System%\cleanmgr.exe
  • %System%\usmt\migwiz.exe
  • %Program Files%\Common Files\Microsoft Shared\MSInfo\msinfo32.exe
  • %System%\Restore\rstrui.exe
  • %Program Files%\Windows NT\Accessories\wordpad.exe
  • %System%\odbcad32.exe
  • %System%\freecell.exe
  • %System%\mshearts.exe
  • %System%\winmine.exe
  • %Program Files%\Windows NT\Pinball\PINBALL.EXE
  • %System%\sol.exe
  • %System%\spider.exe
  • %Program Files%\MSN\MSNCoreFiles\Install\msnsusii.exe
  • %Program Files%\Movie Maker\moviemk.exe
  • %System%\wupdmgr.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroBroker.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroRd32.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroRd32Info.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroTextExtractor.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\AdobeCollabSync.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\Eula.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\PDFPrevHndlrShim.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\reader_sl.exe
  • %Program Files%\Common Files\Adobe\ARM\1.0\AcrobatUpdater.exe
  • %Program Files%\Common Files\Adobe\ARM\1.0\AdobeARM.exe
  • %Program Files%\Common Files\Adobe\ARM\1.0\ReaderUpdater.exe
  • %Program Files%\Common Files\Microsoft Shared\DW\DW20.EXE
  • %Program Files%\Common Files\Microsoft Shared\DW\DWTRIG20.EXE
  • %Program Files%\Common Files\Microsoft Shared\Speech\sapisvr.exe
  • %Program Files%\Internet Explorer\Connection Wizard\icwconn1.exe
  • %Program Files%\Internet Explorer\Connection Wizard\icwconn2.exe
  • %Program Files%\Internet Explorer\Connection Wizard\icwrmind.exe
  • %Program Files%\Internet Explorer\Connection Wizard\icwtutor.exe
  • %Program Files%\Internet Explorer\Connection Wizard\inetwiz.exe
  • %Program Files%\Internet Explorer\iedw.exe
  • %Program Files%\Messenger\msmsgs.exe

(Note: %User Profile% is the current user's profile folder, which is usually C:\Windows\Profiles\{user name} on Windows 98 and ME, C:\WINNT\Profiles\{user name} on Windows NT, and C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003.. %Windows% is the Windows folder, which is usually C:\Windows or C:\WINNT.. %System% is the Windows system folder, which is usually C:\Windows\System on Windows 98 and ME, C:\WINNT\System32 on Windows NT and 2000, or C:\Windows\System32 on Windows XP and Server 2003.. %Program Files% is the default Program Files folder, usually C:\Program Files.)

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.200

Step 1

For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.

Step 2

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_LOCAL_MACHINE\SOFTWARE\Microsoft\Conferencing
    • Mcpt

Step 3

Delete this registry value

[ 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_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0
    • 2103 = "0"
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1
    • 2103 = "0"
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2
    • 2103 = "0"
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3
    • 2103 = "0"
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4
    • 2103 = "0"

Step 4

Restore this modified registry value

[ 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_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0
    • From: 1609 = "0"
      To: 1609 = ""1""
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0
    • 1406 = "0"
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1
    • From: 1609 = "0"
      To: 1609 = ""1""
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1
    • From: 1406 = "0"
      To: 1406 = ""1""
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2
    • From: 1609 = "0"
      To: 1609 = ""1""
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2
    • 1406 = "0"
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3
    • From: 1609 = "0"
      To: 1609 = ""1""
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3
    • From: 1406 = "0"
      To: 1406 = ""3""
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4
    • From: 1609 = "0"
      To: 1609 = ""1""
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4
    • From: 1406 = "0"
      To: 1406 = ""3""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\Imapi
    • From: LogSessionName = "stdout"
      To: LogSessionName = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\Imapi
    • From: Active = "1"
      To: Active = ""1""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\Imapi
    • From: ControlFlags = "1"
      To: ControlFlags = ""1""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\Imapi\ImapiSvc
    • From: Guid = "8107d8e9-e323-49f5-bba2-abc35c243dca"
      To: Guid = ""8107d8e9-e323-49f5-bba2-abc35c243dca""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\Imapi\ImapiSvc
    • From: BitNames = "{random characters}"
      To: BitNames = "" ImapiDebugError ImapiDebugWarning ImapiDebugTrace ImapiDebugInfo ImapiDebugX ImapiDebugSort""

Step 5

Search and delete these files

[ Learn More ]
There may be some component files 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.
  • %User Profile%\Bandoo\config.xml
  • %User Profile%\Bandoo\WPSubsystems.xml
  • %User Profile%\Bandoo\IntegrationPoints.xml
  • %User Profile%\Microsoft\Crypto
  • %User Profile%\Crypto\RSA
  • %User Profile%\RSA\S-1-5-21-1645522239-1292428093-682003330-1003
  • %Windows%\microsoft.net\framework\v4.0.30319\aspnet_state.vir
  • %System%\cisvc.vir
  • %System%\clipsrv.vir
  • %Windows%\microsoft.net\framework\v2.0.50727\mscorsvw.vir
  • %Windows%\microsoft.net\framework\v4.0.30319\mscorsvw.vir
  • %Windows%\microsoft.net\framework\v3.0\windows communication foundation\infocard.vir
  • %System%\imapi.vir
  • %System%\mnmsrvc.vir
  • %System%\netdde.vir
  • %System%\sessmgr.vir
  • %System%\rsvp.vir
  • %System%\smlogsvc.vir
  • %System%\tlntsvr.vir
  • %System%\vssvc.vir
  • %System%\wbem\wmiapsrv.vir
  • %System%\magnify.vir
  • %System%\narrator.vir
  • %System%\osk.vir
  • %System%\utilman.vir
  • %Program Files%\Outlook Express\wab.vir
  • %System%\cmd.vir
  • %Program Files%\Windows Media Player\wmplayer.vir
  • %System%\mobsync.vir
  • %Program Files%\Outlook Express\msimn.vir
  • %System%\rcimlby.vir
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\ngen_service.lock
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\ngenservicelock.dat
  • %System%\dmadmin.vir
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\ngenservicelock.dat
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\ngenrootstorelock.dat
  • %System%\msdtc.vir
  • %System%\msiexec.vir
  • %Program Files%\winpcap\rpcapd.vir
  • %System%\locator.vir
  • %System%\scardsvr.vir
  • %Windows%\microsoft.net\framework\v4.0.30319\wpf\wpffontcache_v0400.vir
  • %User Profile%\{AC76BA86-7AD7-1033-7B44-AA0000000001}\setup.vir
  • %System%\accwiz.vir
  • %System%\calc.vir
  • %System%\mstsc.vir
  • %System%\sndrec32.vir
  • %System%\sndvol32.vir
  • %System%\mspaint.vir
  • %System%\ntbackup.vir
  • %System%\charmap.vir
  • %System%\cleanmgr.vir
  • %System%\usmt\migwiz.vir
  • %Program Files%\Common Files\Microsoft Shared\MSInfo\msinfo32.vir
  • %System%\Restore\rstrui.vir
  • %Program Files%\Windows NT\Accessories\wordpad.vir
  • %System%\odbcad32.vir
  • %System%\freecell.vir
  • %System%\mshearts.vir
  • %System%\winmine.vir
  • %Program Files%\Windows NT\Pinball\PINBALL.vir
  • %System%\sol.vir
  • %System%\spider.vir
  • %Program Files%\MSN\MSNCoreFiles\Install\msnsusii.vir
  • %Program Files%\Movie Maker\moviemk.vir
  • %System%\wupdmgr.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroBroker.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroRd32.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroRd32Info.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroTextExtractor.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\AdobeCollabSync.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\Eula.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\PDFPrevHndlrShim.vir
  • %Program Files%\Adobe\Reader 10.0\Reader\reader_sl.vir
  • %Program Files%\Common Files\Adobe\ARM\1.0\AcrobatUpdater.vir
  • %Program Files%\Common Files\Adobe\ARM\1.0\AdobeARM.vir
  • %Program Files%\Common Files\Adobe\ARM\1.0\ReaderUpdater.vir
  • %Program Files%\Common Files\Microsoft Shared\DW\DW20.vir
  • %Program Files%\Common Files\Microsoft Shared\DW\DWTRIG20.vir
  • %Program Files%\Common Files\Microsoft Shared\Speech\sapisvr.vir
  • %Program Files%\Internet Explorer\Connection Wizard\icwconn1.vir
  • %Program Files%\Internet Explorer\Connection Wizard\icwconn2.vir
  • %Program Files%\Internet Explorer\Connection Wizard\icwrmind.vir
  • %Program Files%\Internet Explorer\Connection Wizard\icwtutor.vir
  • %Program Files%\Internet Explorer\Connection Wizard\inetwiz.vir
  • %Program Files%\Internet Explorer\iedw.vir
  • %Program Files%\Messenger\msmsgs.vir
  • %Windows%\microsoft.net\framework\v4.0.30319\aspnet_state.exe
  • %System%\cisvc.exe
  • %System%\clipsrv.exe
  • %Windows%\microsoft.net\framework\v2.0.50727\mscorsvw.exe
  • %Windows%\microsoft.net\framework\v4.0.30319\mscorsvw.exe
  • %Windows%\microsoft.net\framework\v3.0\windows communication foundation\infocard.exe
  • %System%\imapi.exe
  • %System%\mnmsrvc.exe
  • %System%\netdde.exe
  • %System%\sessmgr.exe
  • %System%\rsvp.exe
  • %System%\smlogsvc.exe
  • %System%\tlntsvr.exe
  • %System%\vssvc.exe
  • %System%\wbem\wmiapsrv.exe
  • %System%\magnify.exe
  • %System%\narrator.exe
  • %System%\osk.exe
  • %System%\utilman.exe
  • %Program Files%\Outlook Express\wab.exe
  • %System%\cmd.exe
  • %Program Files%\Windows Media Player\wmplayer.exe
  • %System%\mobsync.exe
  • %Program Files%\Outlook Express\msimn.exe
  • %System%\rcimlby.exe
  • %System%\dmadmin.exe
  • %System%\msdtc.exe
  • %System%\msiexec.exe
  • %Program Files%\winpcap\rpcapd.exe
  • %System%\locator.exe
  • %System%\scardsvr.exe
  • %Windows%\microsoft.net\framework\v4.0.30319\wpf\wpffontcache_v0400.exe
  • %User Profile%\{AC76BA86-7AD7-1033-7B44-AA0000000001}\setup.exe
  • %System%\accwiz.exe
  • %System%\calc.exe
  • %System%\mstsc.exe
  • %System%\sndrec32.exe
  • %System%\sndvol32.exe
  • %System%\mspaint.exe
  • %System%\ntbackup.exe
  • %System%\charmap.exe
  • %System%\cleanmgr.exe
  • %System%\usmt\migwiz.exe
  • %Program Files%\Common Files\Microsoft Shared\MSInfo\msinfo32.exe
  • %System%\Restore\rstrui.exe
  • %Program Files%\Windows NT\Accessories\wordpad.exe
  • %System%\odbcad32.exe
  • %System%\freecell.exe
  • %System%\mshearts.exe
  • %System%\winmine.exe
  • %Program Files%\Windows NT\Pinball\PINBALL.EXE
  • %System%\sol.exe
  • %System%\spider.exe
  • %Program Files%\MSN\MSNCoreFiles\Install\msnsusii.exe
  • %Program Files%\Movie Maker\moviemk.exe
  • %System%\wupdmgr.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroBroker.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroRd32.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroRd32Info.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\AcroTextExtractor.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\AdobeCollabSync.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\Eula.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\PDFPrevHndlrShim.exe
  • %Program Files%\Adobe\Reader 10.0\Reader\reader_sl.exe
  • %Program Files%\Common Files\Adobe\ARM\1.0\AcrobatUpdater.exe
  • %Program Files%\Common Files\Adobe\ARM\1.0\AdobeARM.exe
  • %Program Files%\Common Files\Adobe\ARM\1.0\ReaderUpdater.exe
  • %Program Files%\Common Files\Microsoft Shared\DW\DW20.EXE
  • %Program Files%\Common Files\Microsoft Shared\DW\DWTRIG20.EXE
  • %Program Files%\Common Files\Microsoft Shared\Speech\sapisvr.exe
  • %Program Files%\Internet Explorer\Connection Wizard\icwconn1.exe
  • %Program Files%\Internet Explorer\Connection Wizard\icwconn2.exe
  • %Program Files%\Internet Explorer\Connection Wizard\icwrmind.exe
  • %Program Files%\Internet Explorer\Connection Wizard\icwtutor.exe
  • %Program Files%\Internet Explorer\Connection Wizard\inetwiz.exe
  • %Program Files%\Internet Explorer\iedw.exe
  • %Program Files%\Messenger\msmsgs.exe

Step 6

Search and delete this folder

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
  • %User Profile%\Bandoo\Repository

Step 7

Scan your computer with your Trend Micro product to clean files detected as PE_EXPIRO.NMT. 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 this file from backup only Microsoft-related files will be restored. If this malware/grayware also deleted files related to programs that are not from Microsoft, please reinstall those programs on you computer again.

  • %Windows%\Microsoft.NET\Framework\v2.0.50727\config\security.config.cch.312.149328
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\config\enterprisesec.config.cch.312.149328
  • %User Profile%\v2.0.50727.42\security.config.cch.312.149343


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