GhostPoster is a browser extension malware campaign associated with DarkSpectre. It uses steganography to hide malicious code in extension icons, similar to StegoAd. The campaign shares extension names like 'Ads Block Ultimate' with StegoAd.
GhostPoster is a browser extension malware campaign associated with DarkSpectre. It uses steganography to hide malicious code in extension icons, similar to StegoAd. The campaign shares extension names like 'Ads Block Ultimate' with StegoAd.