MWSSVC.EXE

File Behavior

MWSSVC.EXE has been seen to perform the following behavior:

• Writes to another Process's Virtual Memory (Process Hijacking)
• This process creates other processes on disk
• The process hooks code into all running processes which could allow it to take control of the system or record keyboard input, mouse activity and screen contents
• Can communicate with other computer systems using HTTP protocols
• Executes a Process
• Registers a Dynamic Link Library File
• This Process Deletes Other Processes From Disk
• Injects code into other processes
• Performs DNS look ups to resolve URL IP addresses
• The Process is packed and/or encrypted using a software packing process
• Creates a Toolbar Extension for Internet Explorer
• Adds a Registry Key (RUN) to auto start Programs on system start up
• Changes the Internet Explorer Search Page
• Creation and Registers a Browser Helper Object in Internet Explorer
• Adds a Registry Key (RUNONCE) to auto start Programs on system start up

MWSSVC.EXE has been the subject of the following behavior:

• Created as a new Background Service on the machine
• Executed as a Process
• Created as a process on disk
• Has code inserted into its Virtual Memory space by other programs
• Deleted as a process from disk
• Terminated as a Process