COMMAND.EXE

File Behavior

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

• Adds a Registry Key (RUN) to auto start Programs on system start up
• Adds a Registry Key (RUNONCE) to auto start Programs on system start up
• Found on infected systems and resists interrogation by security products
• Uses rootkit techniques to conceal its presence, interrogation or removal
• The Process is packed and/or encrypted using a software packing process
• Registers a Dynamic Link Library File
• Can communicate with other computer systems using HTTP protocols
• Executes a Process
• Injects code into other processes
• Uses DNS to retrieve the IP address for web sites
• This process creates other processes on disk
• Disables the built in Windows File Protection System
• Adds a Registry Key (COMD) auto start to load Program on Boot up
• Changes the Internet Explorer Home Page Settings
• Disables Access to the Windows Registry Editior
• Disables Access to the Task Manager built into Windows
• Modifies Windows Security Policies to restrict/expand User Privileges on the machine
• Writes to another Process's Virtual Memory (Process Hijacking)
• This Process Deletes Other Processes From Disk
• Copies files
• Creates a new Background Service on the machine

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

• Executed as a Process
• Added as a Registry auto start to load Program on Boot up
• Deleted as a process from disk
• Has code inserted into its Virtual Memory space by other programs
• Created as a process on disk
• Terminated as a Process
• Copied to multiple locations on the system