rule Worm_Win32_Cosmu_B{ meta: description = "Worm:Win32/Cosmu.B,SIGNATURE_TYPE_PEHSTR_EXT,04 00 04 00 04 00 00 01 00 " strings : $a_00_0 = {54 41 50 49 78 46 6f 72 6d } //01 00 $a_00_1 = {73 65 74 20 53 45 52 3d 66 74 70 2e 73 61 6b 75 6e 69 61 } //01 00 $a_00_2 = {3e 3e 20 75 70 6c 2e 74 78 74 } //01 00 $a_02_3 = {2e 6a 70 67 2e 65 78 65 00 00 66 3a 2f 90 02 10 2e 6a 70 67 2e 65 78 65 90 00 } //00 00 condition: any of ($a_*) }