karma-0.8.6.5-setup.exe 
https://www.virustotal.com/pt/file/2f4083a93e2f801b52a2d718943fc75fed0806a15e39d4f7befbc05588c49e55/analysis/1526615279/
https://www.virustotal.com/pt/file/2f4083a93e2f801b52a2d718943fc75fed0806a15e39d4f7befbc05588c49e55/analysis/1526615279/
where did you get that file?
http://www.givekarma.net/downloads/Karma-QT-Windows-0.8.6.5-setup.zip
https://www.virustotal.com/#/url/0b2c09bfb95da45ae3c11aa946863eea7bf97575e8008a7c34522e24fd46afab/detection