MiniPanzer and MegaPanzer

MiniPanzer and MegaPanzer are two variants of Bundestrojaner (German for federal Trojan horse) written for ERA IT Solutions (a Swiss federal government contractor) by software engineer Ruben Unteregger, and later used by Switzerland's Federal Department of Environment, Transport, Energy and Communications (UVEK) to intercept Skype and more generally voice over IP traffic on Windows XP systems.^[1][2]

MiniPanzer and MegaPanzer

A screenshot of the software MiniPanzer showing some of its configuration settings
Original author(s)	Ruben Unteregger
Initial release	2009; 16 years ago (2009)
Preview release	0.1 / 17 February 2016; 9 years ago (2016-02-17)
Written in	C++
Operating system	Windows
Platform	x86
Available in	English
License	GPLv3
Website	sourceforge.net/projects/mini-panzer

The source code of the program was released under the GNU General Public License version 3 (GPLv3) in 2009 by their author, who retained the copyright.^[1] Thereafter, the trojan was apparently detected in the wild.^[3] One of its designations given by anti-virus companies was Trojan.Peskyspy.^[4][5]

The malware used DLL injection.^[6]