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37 lines
997 B
YAML
37 lines
997 B
YAML
rule:
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meta:
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name: get OS version
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authors:
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- "@mr-tz"
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lib: true
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scopes:
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static: function
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dynamic: call
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examples:
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- 493167E85E45363D09495D0841C30648:0x401000
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- 5f66b82558ca92e54e77f216ef4c066c:0x44580A
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features:
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- or:
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- api: RtlGetVersion
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- api: ntoskrnl.PsGetVersion
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- api: GetVersion
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- api: GetVersionEx
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- api: VerifyVersionInfo
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- api: VerSetConditionMask
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- api: RtlGetNtVersionNumbers
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- api: GetProductInfo
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- and:
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- match: PEB access
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- or:
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- and:
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- arch: i386
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- or:
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- offset: 0xA4 = PEB->OSMajorVersion
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- offset: 0xA8 = PEB->OSMinorVersion
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- offset: 0xAC = PEB->OSBuildNumber
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- and:
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- arch: amd64
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- or:
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- offset: 0x118 = PEB->OSMajorVersion
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- offset: 0x11C = PEB->OSMinorVersion
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- offset: 0x120 = PEB->OSBuildNumber
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