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MSCASS.EXE
Malware DownloaderYour PC is infected. The file called MSCASS.EXE is considered unsafe and there may be other infections on your PC.
You should urgently check your PC and remove any malicious software including MSCASS.EXE as soon as possible. The free version of Prevx 3.0 will scan your PC for millions of spyware and malware infections in less than 2 minutes. Don't put your confidential data, or your identity at risk, check your PC now with Prevx 3.0.
Associated Malware Groups
The filename is associated with the malware group:
- Malware Downloader
File Behavior
MSCASS.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- Automatically changes your firewall settings to allow itself or other programs to communicate over the internet
- Adds a Registry Key (RUN) to auto start Programs on system start up
- Executes a Process
- This process creates other processes on disk
- This Process Deletes Other Processes From Disk
- This Process is a file infector which modifies program files to include a copy of the infection
- Registers a Dynamic Link Library File
- Looks at the contents of the autoexec.bat file
- Reads email address and phone book details
- Visits web sites on your PC without you knowing
MSCASS.EXE has been the subject of the following behavior:
- Executed by Internet Explorer
- Created as a process on disk
- Executed as a Process
- Deleted as a process from disk
- Created as a new Background Service on the machine
Country Of Origin
The filename MSCASS.EXE was first seen on Jan 7 2008 in the following geographical regions of the Prevx community:
- SPAIN on Jan 7 2008
- CANADA on Jan 7 2008
File Name Aliases
MSCASS.EXE can also use the following file names:
- 33784664.DAT
- 45676076.PHP
- 36185541.HTM
Filesizes
This file has been seen with the following file size:
- 22,528 bytes
Vendor, Product and Version Information
This file has no vendor, product or version information specified in the file header.
File Type
The filename MSCASS.EXE refers to an executable program.
File Activity
One or more files with the name MSCASS.EXE creates, deletes, copies or moves the following files and folders:
- Deletes c:\windows\explorer.exe
- Creates c:\windows\explorer.exe
- Deletes c:\windows\system32\SOUNDMAN.EXE
- Creates c:\windows\system32\SOUNDMAN.EXE
- Opens/modifes c:\autoexec.bat
- Creates c:\docume~1\user\locals~1\temp\Cab12.tmp
- Creates c:\docume~1\user\locals~1\temp\Tar14.tmp
- Deletes c:\docume~1\user\locals~1\temp\Cab12.tmp
- Deletes c:\docume~1\user\locals~1\temp\Tar14.tmp
- Creates c:\documents and settings\user\application data\microsoft\cryptneturlcache\metadata\2BF68F4714092295550497DD56F57004
- Creates c:\documents and settings\user\application data\microsoft\cryptneturlcache\content\2BF68F4714092295550497DD56F57004
- Creates c:\documents and settings\user\application data\microsoft\cryptneturlcache\metadata\94308059B57B3142E455B38A6EB92015
- Creates c:\documents and settings\user\application data\microsoft\cryptneturlcache\content\94308059B57B3142E455B38A6EB92015
- Creates c:\docume~1\user\locals~1\temp\Cab1C.tmp
- Creates c:\docume~1\user\locals~1\temp\Tar1E.tmp
- Deletes c:\docume~1\user\locals~1\temp\Cab1C.tmp
- Deletes c:\docume~1\user\locals~1\temp\Tar1E.tmp
Registry Activity
One or more files with the name MSCASS.EXE creates or modifies the following registry keys and values:
- HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List %windir%\explorer.exe %windir%\explorer.exe:*:Enabled:@xpsp2res.dll,-22019
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run SoundMan C:\WINDOWS\system32\SOUNDMAN.EXE
Website Activity
One or more files with the name MSCASS.EXE interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- Remote server connection to www .yaho0-groups .inf
- Remote server connection to 61 .155 .8 .15
- Remote server connection to nil213 .narod .r
- Remote server connection to utenti .lycos .i
- Remote server connection to donp4 .narod .r
- Remote server connection to alor686 .narod .r
- Remote server connection to ronna58 .narod .r
- TCP:61.155.8.157:443 Port:30
- Port 80 IP:208.111.128.142
- TCP:61.155.8.157:443 Port:30
- TCP:61.155.8.157:443 Port:34
- Port 80 IP:213.180.199.8
- Port 80 IP:213.193.4.11
- Port 80 IP:213.180.199.48
- Port 80 IP:213.180.199.50