37 lines
1.3 KiB
Text
37 lines
1.3 KiB
Text
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rule EXPL_Keepass_CVE_2023_24055_Jan23 {
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meta:
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description = "Detects suspicious entries in the Keepass configuration file, which could be indicator of the exploitation of CVE-2023-24055"
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author = "Florian Roth (Nextron Systems)"
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reference = "https://github.com/alt3kx/CVE-2023-24055_PoC"
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date = "2023-01-25"
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score = 75
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id = "2c031919-da19-5fd0-b21a-2e83679ad1e3"
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strings:
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$a1 = "<TriggerCollection xmlns:xsi=" ascii wide
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$x1 = "<Parameter>KeePass XML (2.x)</Parameter>"
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$x2 = "::ReadAllBytes("
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$x3 = " -Method "
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$x4 = " bypass "
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$x5 = "powershell" nocase ascii wide fullword
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condition:
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filesize < 200KB and $a1 and 1 of ($x*)
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}
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rule SUSP_Keepass_CVE_2023_24055_Jan23 {
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meta:
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description = "Detects suspicious triggers defined in the Keepass configuration file, which could be indicator of the exploitation of CVE-2023-24055"
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author = "Florian Roth (Nextron Systems)"
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reference = "https://github.com/alt3kx/CVE-2023-24055_PoC"
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date = "2023-01-25"
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score = 60
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id = "4ff1a93f-f7f0-528d-9e07-402e321a0ffe"
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strings:
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$a1 = "<TriggerCollection xmlns:xsi=" ascii wide
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$s1 = "<Action>" ascii wide
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$s2 = "<Parameter>" ascii wide
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condition:
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filesize < 200KB and $a1 and all of ($s*)
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}
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