Operation Arachnophobia is a cyber espionage campaign originated in Pakistan descovered by experts from FireEye and ThreatConnect. The campaign was a series of attacks begun in early 2013 that seems to have involved a Pakistani security firm. Bad actors have hosted the Bitterbug malware on pilfered US virtual private server to masquerade its origins, the investigator speculated that the Pakistani hosting provider VPSNOC has leased its command and control infrastructure from a US private server provider to make the attacks appear to come from the US.”]
Source: https://securityaffairs.co/wordpress/27666/intelligence/operation-arachnophobia-pakistan.html