People often state that malware does not use steganography. So F. Strachanski, D. Petrov, T. Schmidbauer and myself did an analysis of 106 cases described in 133 reports and show the opposite (to appear at the CUING workshop @ ARES): https://www.researchgate.net/publication/381322130_A_Comprehensive_Pattern-based_Overview_of_Stegomalware #steganography #stegomalware #malware #infosec