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Reduced false positives with PowerShell casing anomaly rule

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Florian Roth 2017-11-30 15:13:36 +01:00
parent 2f9ac3fe8f
commit f34bf9d9c8
1 changed files with 1 additions and 0 deletions
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yara/gen_case_anomalies.yar
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@ -25,6 +25,7 @@ rule PowerShell_Case_Anomaly {
$sn2 = "Powershell" fullword ascii wide
$sn3 = "PowerShell" fullword ascii wide
$sn4 = "POWERSHELL" fullword ascii wide
$sn5 = "powerShell" fullword ascii wide
// PowerShell with \x19\x00\x00
$a1 = "wershell -e " nocase wide ascii