The OilRig group maintains their persistent attacks against government entities in the Middle East region using previously identified tools and tactics. As observed in previous attack campaigns, the tools used are not an exact duplicate of the previous attack and instead is an iterative variant.

https://researchcenter.paloaltonetworks.com/2018/09/unit42-oilrig-targets-middle-eastern-government-adds-evasion-techniques-oopsie/