DefenderYara/HackTool/Win32/ZhackDnsTunneling/HackTool_Win32_ZhackDnsTunneling_A.yar

rule HackTool_Win32_ZhackDnsTunneling_A{
	meta:
		description = "HackTool:Win32/ZhackDnsTunneling.A,SIGNATURE_TYPE_CMDHSTR_EXT,63 00 0b 00 04 00 00 "
		
	strings :
		$a_00_0 = {64 00 2e 00 7a 00 68 00 61 00 63 00 6b 00 2e 00 63 00 61 00 } //10 d.zhack.ca
		$a_00_1 = {70 00 6f 00 77 00 65 00 72 00 73 00 68 00 65 00 6c 00 6c 00 2e 00 65 00 78 00 65 00 } //1 powershell.exe
		$a_00_2 = {63 00 6d 00 64 00 2e 00 65 00 78 00 65 00 } //1 cmd.exe
		$a_00_3 = {70 00 69 00 6e 00 67 00 2e 00 65 00 78 00 65 00 } //1 ping.exe
	condition:
		((#a_00_0  & 1)*10+(#a_00_1  & 1)*1+(#a_00_2  & 1)*1+(#a_00_3  & 1)*1) >=11
 
}