Friday
2008-11-29, 21:52
The following instructions have been created to help you to get rid of "Win32.Iroffer.b" manually.
Use this guide at your own risk; software should usually be better suited to remove malware, since it is able to look deeper.
If this guide was helpful to you, please consider donating towards this site (http://www.safer-networking.org/index.php?page=donate).
Threat Details:
Categories:
trojan
Description:
Win32.Iroffer.b installs itself into the system directory, creates the services "DisplayController" and "EthernetController" and tries to connect to the internet in background.
Removal Instructions:
Files:
Please use Windows Explorer or another file manager of your choice to locate and delete these files.
The file at "<$SYSDIR>\inetsrv\daemon\BugSlayerUtil.dll".
The file at "<$SYSDIR>\inetsrv\daemon\display.exe".
The file at "<$SYSDIR>\inetsrv\daemon\ethernet.exe".
The file at "<$SYSDIR>\inetsrv\daemon\hiderun.exe".
The file at "<$SYSDIR>\inetsrv\daemon\install.bat".
The file at "<$SYSDIR>\inetsrv\daemon\libeay32.dll".
The file at "<$SYSDIR>\inetsrv\daemon\restart.bat".
The file at "<$SYSDIR>\inetsrv\daemon\services.exe".
The file at "<$SYSDIR>\inetsrv\daemon\ServUCert.crt".
The file at "<$SYSDIR>\inetsrv\daemon\ServUCert.key".
The file at "<$SYSDIR>\inetsrv\daemon\ServUDaemon.ini".
The file at "<$SYSDIR>\inetsrv\daemon\ServUPerfCount.dll".
The file at "<$SYSDIR>\inetsrv\daemon\ServUStartUpLog.txt".
The file at "<$SYSDIR>\inetsrv\daemon\setup.ico".
The file at "<$SYSDIR>\inetsrv\daemon\Welcome Message.txt".
The file at "<$SYSDIR>\inetsrv\daemon\win.pid".
The file at "<$SYSDIR>\inetsrv\daemon\win.state".
The file at "<$SYSDIR>\inetsrv\daemon\win.state~".
The file at "<$SYSDIR>\inetsrv\daemon\win.txt".
The file at "<$SYSDIR>\inetsrv\daemon\windows.conf".
The file at "<$SYSDIR>\inetsrv\daemon\pax\site\tar.exe".
Make sure you set your file manager to display hidden and system files. If Win32.Iroffer.b uses rootkit technologies, use our RootAlyzer (http://forums.spybot.info/downloads.php?id=8) or our Total Commander anti-rootkit plugins (http://forums.spybot.info/downloads.php?id=3).
You will have to use a global search for files without a name specified. Be extra careful, because just the name might not be enough to identify files!
Important: There are more files that cannot be safely described in simple words. Please use Spybot-S&D (http://www.safer-networking.org/index.php?page=spybotsd) to remove them.
Folders:
Please use Windows Explorer or another file manager of your choice to locate and delete these folders.
The directory at "<$SYSDIR>\inetsrv\daemon".
The directory at "<$SYSDIR>\inetsrv\daemon\pax".
The directory at "<$SYSDIR>\inetsrv\daemon\pax\site".
Make sure you set your file manager to display hidden and system files. If Win32.Iroffer.b uses rootkit technologies, use our RootAlyzer (http://forums.spybot.info/downloads.php?id=8) or our Total Commander anti-rootkit plugins (http://forums.spybot.info/downloads.php?id=3).
You will have to use a global search for files without a name specified. Be extra careful, because just the name might not be enough to identify folders!
Final Words:
If neither Spybot-S&D nor self help did resolve the issue or you would prefer one on one help,
Please read these instructions (http://forums.spybot.info/showthread.php?t=288) before requesting assistance,
Then start your own thread in the Malware Removal Forum (http://forums.spybot.info/forumdisplay.php?f=22) where a volunteer analyst will advise you as soon as available.
Use this guide at your own risk; software should usually be better suited to remove malware, since it is able to look deeper.
If this guide was helpful to you, please consider donating towards this site (http://www.safer-networking.org/index.php?page=donate).
Threat Details:
Categories:
trojan
Description:
Win32.Iroffer.b installs itself into the system directory, creates the services "DisplayController" and "EthernetController" and tries to connect to the internet in background.
Removal Instructions:
Files:
Please use Windows Explorer or another file manager of your choice to locate and delete these files.
The file at "<$SYSDIR>\inetsrv\daemon\BugSlayerUtil.dll".
The file at "<$SYSDIR>\inetsrv\daemon\display.exe".
The file at "<$SYSDIR>\inetsrv\daemon\ethernet.exe".
The file at "<$SYSDIR>\inetsrv\daemon\hiderun.exe".
The file at "<$SYSDIR>\inetsrv\daemon\install.bat".
The file at "<$SYSDIR>\inetsrv\daemon\libeay32.dll".
The file at "<$SYSDIR>\inetsrv\daemon\restart.bat".
The file at "<$SYSDIR>\inetsrv\daemon\services.exe".
The file at "<$SYSDIR>\inetsrv\daemon\ServUCert.crt".
The file at "<$SYSDIR>\inetsrv\daemon\ServUCert.key".
The file at "<$SYSDIR>\inetsrv\daemon\ServUDaemon.ini".
The file at "<$SYSDIR>\inetsrv\daemon\ServUPerfCount.dll".
The file at "<$SYSDIR>\inetsrv\daemon\ServUStartUpLog.txt".
The file at "<$SYSDIR>\inetsrv\daemon\setup.ico".
The file at "<$SYSDIR>\inetsrv\daemon\Welcome Message.txt".
The file at "<$SYSDIR>\inetsrv\daemon\win.pid".
The file at "<$SYSDIR>\inetsrv\daemon\win.state".
The file at "<$SYSDIR>\inetsrv\daemon\win.state~".
The file at "<$SYSDIR>\inetsrv\daemon\win.txt".
The file at "<$SYSDIR>\inetsrv\daemon\windows.conf".
The file at "<$SYSDIR>\inetsrv\daemon\pax\site\tar.exe".
Make sure you set your file manager to display hidden and system files. If Win32.Iroffer.b uses rootkit technologies, use our RootAlyzer (http://forums.spybot.info/downloads.php?id=8) or our Total Commander anti-rootkit plugins (http://forums.spybot.info/downloads.php?id=3).
You will have to use a global search for files without a name specified. Be extra careful, because just the name might not be enough to identify files!
Important: There are more files that cannot be safely described in simple words. Please use Spybot-S&D (http://www.safer-networking.org/index.php?page=spybotsd) to remove them.
Folders:
Please use Windows Explorer or another file manager of your choice to locate and delete these folders.
The directory at "<$SYSDIR>\inetsrv\daemon".
The directory at "<$SYSDIR>\inetsrv\daemon\pax".
The directory at "<$SYSDIR>\inetsrv\daemon\pax\site".
Make sure you set your file manager to display hidden and system files. If Win32.Iroffer.b uses rootkit technologies, use our RootAlyzer (http://forums.spybot.info/downloads.php?id=8) or our Total Commander anti-rootkit plugins (http://forums.spybot.info/downloads.php?id=3).
You will have to use a global search for files without a name specified. Be extra careful, because just the name might not be enough to identify folders!
Final Words:
If neither Spybot-S&D nor self help did resolve the issue or you would prefer one on one help,
Please read these instructions (http://forums.spybot.info/showthread.php?t=288) before requesting assistance,
Then start your own thread in the Malware Removal Forum (http://forums.spybot.info/forumdisplay.php?f=22) where a volunteer analyst will advise you as soon as available.