rule Backdoor_Win32_Matchaldru_D{ meta: description = "Backdoor:Win32/Matchaldru.D,SIGNATURE_TYPE_PEHSTR_EXT,05 00 05 00 05 00 00 01 00 " strings : $a_00_0 = {31 34 30 2e 31 31 32 2e 31 39 2e 31 39 35 } //01 00 140.112.19.195 $a_01_1 = {73 65 61 72 63 68 35 25 64 } //01 00 search5%d $a_01_2 = {26 68 34 3d } //01 00 &h4= $a_00_3 = {4d 6f 7a 69 6c 6c 61 2f 35 } //01 00 Mozilla/5 $a_00_4 = {b2 64 b1 25 } //00 00 condition: any of ($a_*) }