Should I block it?

No, this file is 100% safe to run.

MSSMO.dll

MSSMO by Webroot Software (Signed)

Remove MSSMO.dll
Version:   1.00.0813.0
MD5:   caf597cdae3496a38d6cd1cd1ce52eb4
SHA1:   7e9219237c73e84a043d3cf6a4fcf7ecbcf3e7f9
SHA256:   9053be4903ea778c925aac56f9339bfb61236a7040cbe93ffb1a533dc35fa1cf

Overview

mssmo.dll is loaded as dynamic link library that runs in the context of a process. The file is digitally signed by Webroot Software which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:mssmo.dll
Publisher:Microsoft
Product name:MSSMO
Typical file path:C:\Program Files\webroot\webrootsecurity\backup\mssmo.dll
File version:1.00.0813.0
Size:97.37 KB (99,704 bytes)
Certificate
Issued to:Webroot Software
Authority (CA):VeriSign
Effective date:Sunday, November 16, 2008
Expiration date:Sunday, December 27, 2009
Digital DNA
Entropy:5.751351
File packed:No
.NET CLR:No
More details

BehaviorsBehaviors

Automation objects
  • CLSID: {B7DB7E93-CA1A-41AB-AA2E-ACD8B13C80ED}, registry path: 'CLSID\{B7DB7E93-CA1A-41AB-AA2E-ACD8B13C80ED}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}'
  • CLSID: {B4DEBB42-B15B-4C4E-BC21-4C25E52BE5AF}, registry path: 'CLSID\{B4DEBB42-B15B-4C4E-BC21-4C25E52BE5AF}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}'
  • CLSID: {9C2A7669-AB3C-44D8-9F0D-172E1F920970}, registry path: 'CLSID\{9C2A7669-AB3C-44D8-9F0D-172E1F920970}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}'
  • CLSID: {7289DDBC-FD74-4C15-A226-5D9941B59DB7}, registry path: 'CLSID\{7289DDBC-FD74-4C15-A226-5D9941B59DB7}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}'

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Microsoft Windows XP 80.00%
Windows XP Professional 20.00%

Distribution by countryDistribution by country

BG installs about 100.00% of MSSMO.
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