Iranians claim that they’re being hit with a new follow-on to Stuxnet.

ran has been targeted by a second computer virus in a “cyber war” waged by its enemies, its commander of civil defense said on Monday.

Gholamreza Jalali told the semi-official Mehr news agency that the new virus, called “Stars”, was being investigated by experts. Last year, Iran revealed that its computers were attacked by the Stuxnet worm, which attack the Bushehr nuclear reactor.

“Fortunately, our young experts have been able to discover this virus and the Stars virus is now in the laboratory for more investigations,” Jalali was quoted as saying. He did not specify the target of Stars or its intended impact.