Most advanced Android virus sufaces in China

However, it appears to be more of a sign of things to come rather than a serious threat to U.S. Android users.

Dubbed Geinimi (a scrambulation of Gemini) by Lookout Mobile Security, a startup based in San Francisco, the botnet-like Trojan sends location information, device identity and even stored contacts to an unknown server.

According to Lookout co-founder Kevin MaHaffe, the most significant feature of Geinimi is its sophisticated command-and-control mechanism.

"A server can tell the Trojan what it can do, which makes it more advanced than other Android malware we've seen," he said. "