Home Malware Programs Worms W32.Neeris.C

W32.Neeris.C

Posted: July 29, 2009

W32.Neeris.C is a worm virus that exploits the vulnerability found in the Microsoft Windows Server Service RPC Handling Remote Code Execution in order to spread the infection. W32.Neeris.C may also propagate by replicating itself onto removable storage devices, performing backdoor capabilities on your computer.

File System Modifications

  • The following files were created in the system:
    # File Name
    1 %System%\dllcache.exe
    2 %System%\drivers\sysdrv32.sys

Registry Modifications

  • The following newly produced Registry Values are:
    HKEY..\..\..\..{RegistryKeys}HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\dllcacheHKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Network\dllcacheHKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\"C:\WINDOWS\system\dllcache.exe" = "C:\WINDOWS\system\dllcache.exe:*:Microsoft Enabled"HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\sysdrv32HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\..{RunKeys}HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\"netmon" = "%System%\dllcache.exe"
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