Archive A Reconstructed © MegaSecurity Database
Netsys
| Family | Author(s) | From | Date | Has Image |
|---|---|---|---|---|
| Netsys 1.0 | Zhou Jian | China | April 2004 | |
| Netsys 1.5 | Zhou Jian | China | April 2004 | |
| Netsys 2.0 | Zhou Jian | China | April 2004 | |
| Netsys 2.6 | Zhou Jian | China | May 2004 | |
| Netsys 3.0 | Zhou Jian | China | May 2004 | |
| Netsys 3.6 | Zhou Jian | China | May 2004 | |
| Netsys 3.9 | Zhou Jian | China | June 2004 | |
| Netsys 4.0 | Zhou Jian | China | August 2004 | |
| Netsys 4.2 | Zhou Jian | China | August 2004 | |
| Netsys 4.6 | Zhou Jian | China | October 2004 | |
| Netsys 4.8 | Zhou Jian | China | December 2004 | |
| Netsys 5.0 | Zhou Jian | China | January 2005 | |
| Netsys 5.8 | Zhou Jian | China | February 2005 | |
| Netsys 6.0 | Zhou Jian | China | March 2005 | |
| Netsys 6.8 | Zhou Jian | China | April 2005 | |
| Netsys 7.0 | Zhou Jian | China | May 2005 | |
| Netsys VIP | Zhou Jian | China | June 2005 | |
| Netsys 7.2 | Zhou Jian | China | August 2005 | |
| Netsys 8.6 | Zhou Jian | China | September 2005 | |
| Netsys 8.7 | Zhou Jian | China | September 2005 | |
| Netsys 7.6 | Zhou Jian | China | October 2005 | |
| Netsys 7.8 | Zhou Jian | China | November 2005 | |
| Netsys 2006 | Zhou Jian | China | March 2006 | |
| Netsys 8.2 | Zhou Jian | China | May 2006 | |
| Netsys 8.3 | Zhou Jian | China | June 2006 | |
| Netsys 8.0 | Zhou Jian | China | October 2006 | |
| Netsys 8.9 | Zhou Jian | China | March 2007 | |
| Netsys 9.0 | Zhou Jian | China | July 2007 | |
| Netsys 9.2 | Zhou Jian | China | July 2007 | |
| Netsys 9.6 | Zhou Jian | China | November 2007 | |
| Netsys 9.8 | Zhou Jian | China | January 2008 |
This archive is an almost-complete reconstruction of the legendary Mega Security (also known as Kobayashi), a premier 90s-era "Trojan Database" where malware authors once showcased their work. After a decade offline, the site was brought back in August 2024 by its original creator, MasterRat, who authorized the Malware Gallery to host this modernized, searchable version of the collection. While the original site remains available for those seeking a nostalgic, old-school experience, we are proud to continue its legacy here. Full credit and thanks go to MasterRat and the retired Mega Security staff for their years of dedicated work in cataloging these historical samples.