29 lines
1.2 KiB
Text
29 lines
1.2 KiB
Text
/*
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Yara Rule Set
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Author: Florian Roth
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Date: 2016-07-19
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Identifier: Mimikittenz
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*/
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/* Rule Set ----------------------------------------------------------------- */
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rule Invoke_mimikittenz {
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meta:
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description = "Detects Mimikittenz - file Invoke-mimikittenz.ps1"
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license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE"
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author = "Florian Roth (Nextron Systems)"
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reference = "https://github.com/putterpanda/mimikittenz"
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date = "2016-07-19"
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score = 90
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hash1 = "14e2f70470396a18c27debb419a4f4063c2ad5b6976f429d47f55e31066a5e6a"
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id = "6dcf3d0a-302b-520c-97c6-fd843c8a25b9"
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strings:
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$x1 = "[mimikittenz.MemProcInspector]" ascii
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$s1 = "PROCESS_ALL_ACCESS = PROCESS_TERMINATE | PROCESS_CREATE_THREAD | PROCESS_SET_SESSIONID | PROCESS_VM_OPERATION |" fullword ascii
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$s2 = "IntPtr processHandle = MInterop.OpenProcess(MInterop.PROCESS_WM_READ | MInterop.PROCESS_QUERY_INFORMATION, false, process.Id);" fullword ascii
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$s3 = "&email=.{1,48}&create=.{1,2}&password=.{1,22}&metadata1=" ascii
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$s4 = "[DllImport(\"kernel32.dll\", SetLastError = true)]" fullword ascii
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condition:
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( uint16(0) == 0x7566 and filesize < 60KB and 2 of them ) or $x1
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}
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