DefenderYara/Backdoor/Linux/Mirai/Backdoor_Linux_Mirai_BU_MTB...

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rule Backdoor_Linux_Mirai_BU_MTB{
meta:
description = "Backdoor:Linux/Mirai.BU!MTB,SIGNATURE_TYPE_ELFHSTR_EXT,03 00 03 00 03 00 00 02 00 "
strings :
$a_00_0 = {8b 5c 0a 04 0f b7 43 2c 8b 53 1c 66 85 c0 0f b7 f8 0f 84 bd 00 00 00 0f b7 73 2a 01 da 31 c9 31 ed c7 44 24 0c ff ff ff ff } //01 00
$a_00_1 = {2f 64 65 76 2f 77 61 74 63 68 64 6f 67 } //01 00 /dev/watchdog
$a_00_2 = {2f 64 65 76 2f 6d 69 73 63 2f 77 61 74 63 68 64 6f 67 } //00 00 /dev/misc/watchdog
condition:
any of ($a_*)
}