rule TrojanDownloader_Win32_Banload_KE{ meta: description = "TrojanDownloader:Win32/Banload.KE,SIGNATURE_TYPE_PEHSTR_EXT,0d 00 0d 00 06 00 00 " strings : $a_00_0 = {72 65 67 73 76 72 33 32 20 22 00 00 ff ff ff ff 04 00 00 00 22 20 2f 73 00 00 00 00 ff ff ff ff 11 00 00 00 20 2f 73 69 6c 65 6e 74 20 2f 69 6e 73 74 61 6c 6c } //1 $a_02_1 = {ff ff 6a 00 6a 00 6a 00 6a 00 8d 95 dc fb ff ff b8 90 01 04 e8 90 01 02 ff ff 8b 85 dc fb ff ff e8 90 01 02 ff ff 50 e8 90 01 02 ff ff 8b f8 8d 55 f4 b8 90 01 04 e8 90 01 02 ff ff 8b 5d f4 90 00 } //1 $a_00_2 = {ff ff ff ff 08 00 00 00 5c 6d 6b 70 2e 64 6c 6c 00 } //1 $a_00_3 = {ff ff ff ff 0e 00 00 00 49 4e 4f 56 41 4e 44 4f 4f 4f 4f 2e 2e 2e 00 } //2 $a_00_4 = {44 65 6c 65 74 65 55 72 6c 43 61 63 68 65 45 6e 74 72 79 } //10 DeleteUrlCacheEntry $a_01_5 = {49 4e 46 45 43 54 } //1 INFECT condition: ((#a_00_0 & 1)*1+(#a_02_1 & 1)*1+(#a_00_2 & 1)*1+(#a_00_3 & 1)*2+(#a_00_4 & 1)*10+(#a_01_5 & 1)*1) >=13 }