WhatsApp Boss Scam: Two Indian companies have collectively lost nearly Rs 3.5 crore in a sophisticated cyber fraud involving malicious zip files and impersonation tactics. According to reports, scammers gained remote access to employees' mobile phones, altered contact lists and posed as senior company officials on WhatsApp to authorise fraudulent fund transfers. One company lost Rs 1.98 crore, while another was duped of Rs 1.5 crore.