SYS32.EXE

File Behavior

SYS32.EXE has been seen to perform the following behavior:

• The Process is packed and/or encrypted using a software packing process
• Registers a Dynamic Link Library File
• Writes to another Process's Virtual Memory (Process Hijacking)
• Executes a Process
• This Process Deletes Other Processes From Disk
• Adds a Registry Key (RUN) to auto start Programs on system start up
• This process creates other processes on disk
• Modifies the Windows Host File which could be used to stop you visiting specific web sites by redirecting you to alternative addresses without you knowing
• Creates a TCP port which listens and is available for communication initiated by other computers
• Reads your outlook address book
• Sends email using SMTP protocols
• Copies files
• Injects code into other processes
• The Process is polymorphic and can change its structure
• Looks at the contents of the autoexec.bat file
• Reads email address and phone book details
• Uses DNS to retrieve the IP address for web sites
• Visits web sites on your PC without you knowing
• Uses your PC to connect to Chat rooms
• Uses rootkit techniques to conceal its presence, interrogation or removal
• Found on infected systems and resists interrogation by security products

SYS32.EXE has been the subject of the following behavior:

• Added as a Registry auto start to load Program on Boot up
• Executed as a Process
• Created as a process on disk
• Created as a new Background Service on the machine
• Has code inserted into its Virtual Memory space by other programs
• Terminated as a Process
• Copied to multiple locations on the system
• Registered as a Dynamic Link Library File
• Added as a Registry Key (DXCOM) to auto start Programs on system start up
• Deleted as a process from disk