![]() The third campaign deployed a different custom RPC backdoor to that used in the second campaign. wav extension in order to disguise its true purpose. Waterbug has been using Meterpreter since at least early 2018 and, in this campaign, used a modified version of Meterpreter, which was encoded and given a. One attack during this campaign involved the use of infrastructure belonging to another espionage group known as Crambus (aka OilRig, APT34).Ī second campaign used Meterpreter, a publicly available backdoor along with two custom loaders, a custom backdoor called photobased.dll, and a custom Remote Procedure Call (RPC) backdoor. Neptun is also able to download additional tools, upload stolen files, and execute shell commands. This passive listening capability makes the malware more difficult to detect. Neptun is installed on Microsoft Exchange servers and is designed to passively listen for commands from the attackers. One campaign involved a new and previously unseen backdoor called Neptun ( Backdoor.Whisperer). Recent Waterbug activity can be divided into three distinct campaigns, characterized by differing toolsets. ![]() The Waterbug espionage group (aka Turla) has continued to attack governments and international organizations over the past eighteen months in a series of campaigns that have featured a rapidly evolving toolset and, in one notable instance, the apparent hijacking of another espionage group’s infrastructure.
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