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24 lines
1.1 KiB
Plaintext
24 lines
1.1 KiB
Plaintext
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rule CredentialStealer_Generic_Backdoor {
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meta:
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description = "Detects credential stealer byed on many strings that indicate password store access"
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license = "https://creativecommons.org/licenses/by-nc/4.0/"
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author = "Florian Roth"
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reference = "Internal Research"
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date = "2017-06-07"
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hash1 = "edb2d039a57181acf95bd91b2a20bd9f1d66f3ece18506d4ad870ab65e568f2c"
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strings:
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$s1 = "GetOperaLoginData" fullword ascii
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$s2 = "GetInternetExplorerCredentialsPasswords" fullword ascii
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$s3 = "%s\\Opera Software\\Opera Stable\\Login Data" fullword ascii
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$s4 = "select * from moz_logins" fullword ascii
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$s5 = "%s\\Google\\Chrome\\User Data\\Default\\Login Data" fullword ascii
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$s6 = "Host.dll.Windows" fullword ascii
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$s7 = "GetInternetExplorerVaultPasswords" fullword ascii
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$s8 = "GetWindowsLiveMessengerPasswords" fullword ascii
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$s9 = "%s\\Chromium\\User Data\\Default\\Login Data" fullword ascii
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$s10 = "%s\\Opera\\Opera\\profile\\wand.dat" fullword ascii
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condition:
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( uint16(0) == 0x5a4d and 4 of them )
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}
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