45 lines
1 KiB
Text
45 lines
1 KiB
Text
private rule WimmieShellcode : Wimmie Family
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{
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meta:
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description = "Wimmie code features"
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author = "Seth Hardy"
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last_modified = "2014-07-17"
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strings:
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// decryption loop
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$ = { 49 30 24 39 83 F9 00 77 F7 8D 3D 4D 10 40 00 B9 0C 03 00 00 }
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$xordecrypt = {B9 B4 1D 00 00 [8] 49 30 24 39 83 F9 00 }
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condition:
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any of them
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}
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private rule WimmieStrings : Wimmie Family
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{
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meta:
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description = "Strings used by Wimmie"
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author = "Seth Hardy"
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last_modified = "2014-07-17"
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strings:
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$ = "\x00ScriptMan"
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$ = "C:\\WINDOWS\\system32\\sysprep\\cryptbase.dll" wide ascii
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$ = "ProbeScriptFint" wide ascii
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$ = "ProbeScriptKids"
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condition:
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any of them
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}
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rule Wimmie : Family
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{
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meta:
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description = "Wimmie family"
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author = "Seth Hardy"
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last_modified = "2014-07-17"
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condition:
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WimmieShellcode or WimmieStrings
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}
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