rule APT_DeputyDog_Strings { meta: author = "FireEye Labs" version = "1.0" description = "detects string seen in samples used in 2013-3893 0day attacks" reference = "8aba4b5184072f2a50cbc5ecfe326701" strings: $mz = {4d 5a} $a = "DGGYDSYRL" condition: ($mz at 0) and $a }