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31 lines
1.0 KiB
Plaintext
31 lines
1.0 KiB
Plaintext
/*
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Yara Rule Set
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Author: Florian Roth
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Date: 2018-01-24
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Identifier: Lotus Blossom Elise Malware
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Reference: https://community.rsa.com/community/products/netwitness/blog/2018/01/30/apt32-continues-asean-targeting
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*/
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import "pe"
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/* Rule Set ----------------------------------------------------------------- */
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rule Elise_Jan18_1 {
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meta:
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description = "Detects Elise malware samples - fake Norton Security NavShExt.dll"
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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 = "https://twitter.com/blu3_team/status/955971742329135105"
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date = "2018-01-24"
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hash1 = "6dc2a49d58dc568944fef8285ad7a03b772b9bdf1fe4bddff3f1ade3862eae79"
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strings:
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$s1 = "NavShExt.dll" fullword wide
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$s2 = "Norton Security" fullword wide
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$a1 = "donotbotherme" fullword ascii
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condition:
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uint16(0) == 0x5a4d and filesize < 250KB and (
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pe.imphash() == "e9478ee4ebf085d1f14f64ba96ef082f" or
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( 1 of ($s*) and $a1 )
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)
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} |