This statistic presents the most commonly detected malware file extensions worldwide between January to September 2017. According to the findings, the most commonly detected malware file extension during the recorded time period were Office-related files, accounting for 38 percent of detections.
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Cisco Systems (Cisco Security Research). (February 27, 2018). Most commonly detected malicious file extensions worldwide from January to September 2017, by detection share [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 24, 2026, from /statistics/803151/most-common-detected-malware-file-extensions/
Cisco Systems (Cisco Security Research). "Most commonly detected malicious file extensions worldwide from January to September 2017, by detection share." Chart. February 27, 2018. ÌÇÐÄÆƽâ°æ. Accessed July 24, 2026. /statistics/803151/most-common-detected-malware-file-extensions/
Cisco Systems (Cisco Security Research). (2018). Most commonly detected malicious file extensions worldwide from January to September 2017, by detection share. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 24, 2026. /statistics/803151/most-common-detected-malware-file-extensions/
Cisco Systems (Cisco Security Research). "Most Commonly Detected Malicious File Extensions Worldwide from January to September 2017, by Detection Share." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 27 Feb 2018, /statistics/803151/most-common-detected-malware-file-extensions/
Cisco Systems (Cisco Security Research), Most commonly detected malicious file extensions worldwide from January to September 2017, by detection share ÌÇÐÄÆƽâ°æ, /statistics/803151/most-common-detected-malware-file-extensions/ (last visited July 24, 2026)
Most commonly detected malicious file extensions worldwide from January to September 2017, by detection share [Graph], Cisco Systems (Cisco Security Research), February 27, 2018. [Online]. Available: /statistics/803151/most-common-detected-malware-file-extensions/
