24 lines
948 B
Text
24 lines
948 B
Text
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rule Linux_Trojan_BPFDoor_1 {
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meta:
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Author = "Elastic Security"
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creation_date = "2022-05-10"
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last_modified = "2022-05-10"
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os = "Linux"
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arch = "x86"
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category_type = "Trojan"
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family = "BPFDoor"
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threat_name = "Linux.Trojan.BPFDoor"
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description = "Detects BPFDoor malware."
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reference_sample = "144526d30ae747982079d5d340d1ff116a7963aba2e3ed589e7ebc297ba0c1b3"
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reference = "https://www.elastic.co/security-labs/a-peek-behind-the-bpfdoor"
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strings:
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$a1 = "hald-addon-acpi: listening on acpi kernel interface /proc/acpi/event" ascii fullword
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$a2 = "/sbin/iptables -t nat -D PREROUTING -p tcp -s %s --dport %d -j REDIRECT --to-ports %d" ascii fullword
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$a3 = "avahi-daemon: chroot helper" ascii fullword
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$a4 = "/sbin/mingetty /dev/tty6" ascii fullword
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$a5 = "ttcompat" ascii fullword
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condition:
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all of them
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}
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