21 lines
539 B
Text
21 lines
539 B
Text
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rule SHA256_Constants {
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meta:
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author = "phoul (@phoul)"
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description = "Look for SHA224/SHA256 constants"
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date = "2014-01"
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version = "0.1"
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strings:
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$c0 = { 428a2f98 }
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$c1 = { 982F8A42 }
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$c2 = { 71374491 }
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$c3 = { 91443771 }
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$c4 = { B5C0FBCF }
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$c5 = { CFFBC0B5 }
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$c6 = { E9B5DBA5 }
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$c7 = { A5DBB5E9 }
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// Exclude
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$e0 = { D728AE22 }
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$e1 = { 22AE28D7 }
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condition:
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4 of ($c0,$c1,$c2,$c3,$c4,$c5,$c6,$c7) and not ($e0 or $e1)
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}
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