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W32/Sober-AD data
File type: Dangerous and malicious file
Files with osa file extension are mostly generated by malicious W32/Sober-AD mass-mailing worm. Take great care when working with these files and run anti-virus software.
File type category:
Dangerous and malicious file
Date updated: March 29, 2018
The osa file extension is reported to be used by W32/Sober-AD mass-mailing worm for the Windows platform. Most likely used for one of the files generated the the worm.
Should be purged from system using some security software.
You cannot access these files manually.
Cannot be converted to anything else.
Software applications that handle other tasks involving osa files:
Microsoft Windows
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