Common Information
Type Value
Value
rule cmstp_macro_builder_rev_b {
	meta:
		description = "CMSTP macro builder based on routines and functions names and runtime invoke"
		author = "Palo Alto Networks Unit42"
	strings:
		$func = /Private Function [A-Za-z]{1,5}[0-9]{2,3}\(/
		$sub = /Sub [A-Za-z]{1,5}[0-9]{2,5}\(/
		$call = "CallByName"
	condition:
		$call and #func > 1 and #sub > 1
}
Category
Type Yara Rule
Misp Type
Description
Details Published Attributes CTI Title
Details Website 2018-10-25 132 New Techniques to Uncover and Attribute Cobalt Gang Commodity Builders and Infrastructure Revealed