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Welcome to the PC Matic Process Library. We maintain an extensive list of common processes running on today’s PCs. Within this library you can learn more about the processes running on your machine.

Process Library Detail

What is 3cshtdwn.exe? 3cshtdwn.exe?

Vendor:      U.S. Robotics
Product:     U.S. Robotics Modem Driver
Vendor Website:      http://www.usr.com/
Last Seen by PC Matic:      No Data

Process is Bad PC Matic has analyzed this process and determined that there is a high likelihood that it is bad.
Process is questionablePC Matic has analyzed this process and determined that the safety of this process is questionable.
Process is goodPC Matic has analyzed this process and determined that there is a high likelihood that it is good.
Process is goodThis process is a Microsoft or Windows process, but many viruses use this file name to escape notice.

Purpose: 3cshtdwn.exe - U.S. Robotics modem shutdown helper.

3cshtdwn.exe is required by third-party software or hardware and should not disabled.


3cshtdwn.exe is known to be a bad process. Learn more about protecting your PC from these bad processes with PC Matic.
3cshtdwn.exe could be a harmful process. Learn more about protecging your PC from these potential harmful processes with PC Matic.
This information brought to you by PC Matic. PC Matic's real-time protection, Super Shield, blocks ALL bad and unknown threats to keep your PC secure.
3cshtdwn.exe is a Microsoft or Windows process but some versions of this exe carry viruses.
Learn more about protecting yourself from bad versions of this file with PC Matic.

Percentage of recently scanned PC's with this process running: 0.06%
Average CPU use for this program: 0%
Average RAM for this program: 1 MB


Program Name MD5 Count
3cshtdwn.exe

MD5 Hashes

# Status MD5 Revision Name Size
1 Status 0x0659e562256d77412fdc52a1f33b64de 8/14/2015 9:26:00 PM Unknown 5.00.000.198 3cshtdwn.exe 48 KB
2 Status 0xbbcd5c091b98a1e2748efa2b3e8dc8d0 8/18/2011 11:02:00 PM Unknown 5.00.000.338 3cshtdwn.exe 57 KB
3 Status 0x9f26d32729c2d042938fb136db540064 7/18/2011 7:06:00 PM Unknown 5.00.000.156 3cshtdwn.exe 48 KB
4 Status 0x3f71b745cd8834b925657c96657dd880 4/20/2011 4:15:00 AM Unknown 5.00.000.170 3cshtdwn.exe 48 KB
5 Status 0xc0d5541a434710b0eccc21224ae4489f 2/15/2011 8:08:00 AM Unknown 5.00.000.120 3cshtdwn.exe 48 KB
6 Status 0xc0768638a0510add6891a5ebe5e9748b 12/13/2010 2:19:00 AM Unknown 1.21 3cshtdwn.exe 68 KB
7 Status 0xecaa5c99226636dcfc0153de9cf305ca 11/24/2009 1:22:00 PM Unknown 5.00.000.136 3cshtdwn.exe 48 KB
8 Status 0x40ac9fad20f60f079e3cac8615b4a2d3 10/27/2009 1:08:00 AM Unknown 1.21 3cshtdwn.exe 40 KB
9 Status 0x319510352f89bd6249a42fdc94f9a7e2 9/16/2009 8:04:00 PM Unknown Unknown 3cshtdwn.exe 48 KB
10 Status 0x6d12d9585b21c05d620613ff73e8629c 5/21/2009 12:17:00 PM Unknown Unknown 3cshtdwn.exe 48 KB
11 Status 0x43b431e3c5f9e281ec8ba146b1d98a77 5/2/2009 8:13:00 PM Unknown 5.00.000.141 3cshtdwn.exe 48 KB
12 Status 0x50f304f2531cfe78e78cb386b7a402e9 4/30/2009 5:03:00 PM Unknown 5.00.000.165 3cshtdwn.exe 48 KB
13 Status 0x2980564b32b9c37e98811351c1424d32 5/28/2008 2:06:00 AM Unknown 1.21 3cshtdwn.exe 68 KB
14 Status 0x74618aa58356e9165092d8459e843952 12/31/2007 Unknown 5.00.000.339 3cshtdwn.exe 57 KB


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