rule Backdoor_Win32_Vatet_SA{ meta: description = "Backdoor:Win32/Vatet.SA,SIGNATURE_TYPE_CMDHSTR_EXT,0b 00 0b 00 05 00 00 0a 00 " strings : $a_00_0 = {63 00 6d 00 64 00 } //01 00 cmd $a_02_1 = {3a 00 5c 00 77 00 69 00 6e 00 64 00 6f 00 77 00 73 00 5c 00 68 00 65 00 6c 00 70 00 5c 00 90 02 10 2e 00 64 00 61 00 74 00 90 00 } //01 00 $a_02_2 = {3a 00 5c 00 77 00 69 00 6e 00 64 00 6f 00 77 00 73 00 5c 00 64 00 65 00 62 00 75 00 67 00 5c 00 90 02 10 2e 00 64 00 61 00 74 00 90 00 } //01 00 $a_02_3 = {3a 00 5c 00 77 00 69 00 6e 00 64 00 6f 00 77 00 73 00 5c 00 69 00 6e 00 66 00 5c 00 90 02 10 2e 00 64 00 61 00 74 00 90 00 } //01 00 $a_02_4 = {3a 00 5c 00 77 00 69 00 6e 00 64 00 6f 00 77 00 73 00 5c 00 6d 00 65 00 64 00 69 00 61 00 5c 00 90 02 10 2e 00 64 00 61 00 74 00 90 00 } //00 00 condition: any of ($a_*) }