PE_EXPIRO.A
Virus:Win32/Expiro.A (Microsoft); W32/Expiro (McAfee); W32.Kakavex (Symantec); Virus.Win32.Expiro.a (Kaspersky); Win32.Expiro.A (v) (Sunbelt); Win32/Expiro.A (AVG)
Windows 2000, Windows XP, Windows Server 2003
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
381,952 bytes
EXE
No
17 Jun 2013
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 drops the following copies of itself into the affected system:
- %User Temp%\GLB1A2B.EXE
(Note: %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.)
Dropping Routine
This file infector drops the following files:
- %System%\magnify.ivr
- %System%\narrator.ivr
- %System%\osk.ivr
- %System%\utilman.ivr
- %Program Files%\Outlook Express\wab.ivr
- %System%\cmd.ivr
- %Program Files%\Windows Media Player\wmplayer.ivr
- %System%\notepad.ivr
- %System%\mobsync.ivr
- %System%\tourstart.ivr
- %Program Files%\Internet Explorer\IEXPLORE.ivr
- %Program Files%\Outlook Express\msimn.ivr
- %System%\rcimlby.ivr
- %System%\accwiz.ivr
- %System%\calc.ivr
- %Program Files%\Windows NT\hypertrm.ivr
- %System%\rundll32.ivr
- %System%\mstsc.ivr
- %System%\sndrec32.ivr
- %System%\sndvol32.ivr
- %System%\mspaint.ivr
- %System%\ntbackup.ivr
- %System%\charmap.ivr
- %System%\cleanmgr.ivr
- %Program Files%\Common Files\Microsoft Shared\MSInfo\msinfo32.ivr
- %System%\Restore\rstrui.ivr
- %Program Files%\Windows NT\Accessories\wordpad.ivr
- %System%\odbcad32.ivr
- %System%\freecell.ivr
- %System%\mshearts.ivr
- %Program Files%\MSN Gaming Zone\Windows\bckgzm.ivr
- %Program Files%\MSN Gaming Zone\Windows\chkrzm.ivr
- %Program Files%\MSN Gaming Zone\Windows\hrtzzm.ivr
- %Program Files%\MSN Gaming Zone\Windows\Rvsezm.ivr
- %Program Files%\MSN Gaming Zone\Windows\shvlzm.ivr
- %System%\winmine.ivr
- %Program Files%\Windows NT\Pinball\PINBALL.ivr
- %System%\sol.ivr
- %System%\spider.ivr
- %Program Files%\MSN\MSNCoreFiles\Install\msnsusii.ivr
- %Program Files%\Movie Maker\moviemk.ivr
- %System%\control.ivr
- %System%\wupdmgr.ivr
- %Program Files%\Common Files\Microsoft Shared\Speech\sapisvr.ivr
- %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%\notepad.exe
- %System%\mobsync.exe
- %System%\tourstart.exe
- %Program Files%\Internet Explorer\IEXPLORE.EXE
- %Program Files%\Outlook Express\msimn.exe
- %System%\rcimlby.exe
- %System%\accwiz.exe
- %System%\calc.exe
- %Program Files%\Windows NT\hypertrm.exe
- %System%\rundll32.exe
- %System%\mstsc.exe
- %System%\sndrec32.exe
- %System%\sndvol32.exe
- %System%\mspaint.exe
- %System%\ntbackup.exe
- %System%\charmap.exe
- %System%\cleanmgr.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
- %Program Files%\MSN Gaming Zone\Windows\bckgzm.exe
- %Program Files%\MSN Gaming Zone\Windows\chkrzm.exe
- %Program Files%\MSN Gaming Zone\Windows\hrtzzm.exe
- %Program Files%\MSN Gaming Zone\Windows\Rvsezm.exe
- %Program Files%\MSN Gaming Zone\Windows\shvlzm.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%\control.exe
- %System%\wupdmgr.exe
- %Program Files%\Common Files\Microsoft Shared\Speech\sapisvr.exe
(Note: %System% is the Windows system folder, which is usually C:\Windows\System32.. %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).)
This report is generated via an automated analysis system.
SOLUTION
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
Search and delete these components
- %System%\magnify.ivr
- %System%\narrator.ivr
- %System%\osk.ivr
- %System%\utilman.ivr
- %Program Files%\Outlook Express\wab.ivr
- %System%\cmd.ivr
- %Program Files%\Windows Media Player\wmplayer.ivr
- %System%\notepad.ivr
- %System%\mobsync.ivr
- %System%\tourstart.ivr
- %Program Files%\Internet Explorer\IEXPLORE.ivr
- %Program Files%\Outlook Express\msimn.ivr
- %System%\rcimlby.ivr
- %System%\accwiz.ivr
- %System%\calc.ivr
- %Program Files%\Windows NT\hypertrm.ivr
- %System%\rundll32.ivr
- %System%\mstsc.ivr
- %System%\sndrec32.ivr
- %System%\sndvol32.ivr
- %System%\mspaint.ivr
- %System%\ntbackup.ivr
- %System%\charmap.ivr
- %System%\cleanmgr.ivr
- %Program Files%\Common Files\Microsoft Shared\MSInfo\msinfo32.ivr
- %System%\Restore\rstrui.ivr
- %Program Files%\Windows NT\Accessories\wordpad.ivr
- %System%\odbcad32.ivr
- %System%\freecell.ivr
- %System%\mshearts.ivr
- %Program Files%\MSN Gaming Zone\Windows\bckgzm.ivr
- %Program Files%\MSN Gaming Zone\Windows\chkrzm.ivr
- %Program Files%\MSN Gaming Zone\Windows\hrtzzm.ivr
- %Program Files%\MSN Gaming Zone\Windows\Rvsezm.ivr
- %Program Files%\MSN Gaming Zone\Windows\shvlzm.ivr
- %System%\winmine.ivr
- %Program Files%\Windows NT\Pinball\PINBALL.ivr
- %System%\sol.ivr
- %System%\spider.ivr
- %Program Files%\MSN\MSNCoreFiles\Install\msnsusii.ivr
- %Program Files%\Movie Maker\moviemk.ivr
- %System%\control.ivr
- %System%\wupdmgr.ivr
- %Program Files%\Common Files\Microsoft Shared\Speech\sapisvr.ivr
- %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%\notepad.exe
- %System%\mobsync.exe
- %System%\tourstart.exe
- %Program Files%\Internet Explorer\IEXPLORE.EXE
- %Program Files%\Outlook Express\msimn.exe
- %System%\rcimlby.exe
- %System%\accwiz.exe
- %System%\calc.exe
- %Program Files%\Windows NT\hypertrm.exe
- %System%\rundll32.exe
- %System%\mstsc.exe
- %System%\sndrec32.exe
- %System%\sndvol32.exe
- %System%\mspaint.exe
- %System%\ntbackup.exe
- %System%\charmap.exe
- %System%\cleanmgr.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
- %Program Files%\MSN Gaming Zone\Windows\bckgzm.exe
- %Program Files%\MSN Gaming Zone\Windows\chkrzm.exe
- %Program Files%\MSN Gaming Zone\Windows\hrtzzm.exe
- %Program Files%\MSN Gaming Zone\Windows\Rvsezm.exe
- %Program Files%\MSN Gaming Zone\Windows\shvlzm.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%\control.exe
- %System%\wupdmgr.exe
- %Program Files%\Common Files\Microsoft Shared\Speech\sapisvr.exe
Step 3
Scan your computer with your Trend Micro product to clean files detected as PE_EXPIRO.A. 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.
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