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19 lines
849 B
Plaintext
19 lines
849 B
Plaintext
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rule APT_MAL_DNS_Hijacking_Campaign_AA19_024A {
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meta:
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description = "Detects malware used in DNS Hijackign campaign"
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author = "Florian Roth"
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reference = "https://www.us-cert.gov/ncas/alerts/AA19-024A"
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date = "2019-01-25"
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hash1 = "2010f38ef300be4349e7bc287e720b1ecec678cacbf0ea0556bcf765f6e073ec"
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hash2 = "45a9edb24d4174592c69d9d37a534a518fbe2a88d3817fc0cc739e455883b8ff"
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strings:
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$s2 = "/Client/Login?id=" fullword ascii
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$s3 = "Mozilla/5.0 (Windows NT 6.1; Trident/7.0; rv:11.0) like Gecko" fullword ascii
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$s4 = ".\\Configure.txt" fullword ascii
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$s5 = "Content-Disposition: form-data; name=\"files\"; filename=\"" fullword ascii
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$s6 = "Content-Disposition: form-data; name=\"txts\"" fullword ascii
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condition:
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uint16(0) == 0x5a4d and filesize < 1000KB and 2 of them
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}
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