apt_regin_hopscotch

rule apt_regin_hopscotch {
	meta:
	    copyright = "Kaspersky Lab"
	    description = "Rule to detect Regin's Hopscotch module"
	    version = "1.0"
	    last_modified = "2015-01-22"
		modified = "2023-01-27"
	    reference = "https://securelist.com/blog/research/68438/an-analysis-of-regins-hopscotch-and-legspin/"
	    md5 = "6c34031d7a5fc2b091b623981a8ae61c"
	    id = "907042ba-8e64-5ca7-9a83-70c28af1ab99"
	strings:
	    $a1="AuthenticateNetUseIpc"
	    $a2="Failed to authenticate to"
	    $a3="Failed to disconnect from"
	    $a4="%S\\ipc$" wide
	    $a5="Not deleting..."
	    $a6="CopyServiceToRemoteMachine"
	    $a7="DH Exchange failed"
	    $a8="ConnectToNamedPipes"
	condition:
	    uint16(0) == 0x5A4D  and all of ($a*)
}