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Top 10 malware reported to Sophos in 2001

Position	Malware	Percentage of reports
1	W32/Nimda	27.2%
2	W32/Sircam-A	20.3%
3	W32/Magistr	12.0%
4	W32/Hybris	6.2%
5	W32/Apology	3.8%
6	VBS/VBSWG-X	3.6%
7	VBS/Kakworm	3.1%
8	VBS/SST-A	2.0%
9	W32/Badtrans	1.8%
10	W32/Navidad	1.8%
Others		18.2%

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View summaries of malware reports

Top 10 malware reported to Sophos in 2006Top 10 malware reported to Sophos in January-June 2006Top 10 malware reported to Sophos in 2005Top 10 malware reported to Sophos in January-June 2005Top 10 malware reported to Sophos in 2004Top 10 malware reported to Sophos in January-June 2004Top 10 malware reported to Sophos in 2003Top 10 malware reported to Sophos in January-June 2003Top 10 malware reported to Sophos in 2002Top 10 malware reported to Sophos in January-June 2002Top 10 malware reported to Sophos in 2001Top 10 malware reported to Sophos in January-June 2001Top 10 malware reported to Sophos in 2000Top 10 malware reported to Sophos in January-June 2000Top 10 malware reported to Sophos in 1999Top 10 malware reported to Sophos in January-June 1999Top 10 malware reported to Sophos in 1998