As authorities dug deeper into Killergram.com's operations, they discovered a pattern of negligence and complicity that allowed the site to be used for illicit purposes. In 2005, the company was shut down by the FBI, and its assets were seized.

Many users began to exploit Killergram.com's anonymity feature to send threatening or disturbing messages to their victims. Some even used the site to harass or stalk ex-partners, colleagues, or acquaintances. The company's lax verification process and lack of customer support made it easy for abusers to use the site with impunity.

The shutdown of Killergram.com sent shockwaves through the online community, raising questions about the responsibility of online businesses to regulate user behavior and prevent abuse. The company's collapse also sparked a wave of lawsuits from victims who had been harassed or threatened through the site.

As more and more people used Killergram.com to send anonymous gifts, reports started to surface about the company's involvement in harassment, stalking, and even violent crimes. It became clear that Killergram.com was not just a harmless prank site, but a tool for individuals with more malicious intentions.