signature-base/yara/crime_emotet.yar

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2019-10-04 14:04:08 +00:00
rule MAL_Emotet_JS_Dropper_Oct19_1 {
meta:
description = "Detects Emotet JS dropper"
author = "Florian Roth"
reference = "https://app.any.run/tasks/aaa75105-dc85-48ca-9732-085b2ceeb6eb/"
date = "2019-10-03"
hash1 = "38295d728522426672b9497f63b72066e811f5b53a14fb4c4ffc23d4efbbca4a"
hash2 = "9bc004a53816a5b46bfb08e819ac1cf32c3bdc556a87a58cbada416c10423573"
strings:
$xc1 = { FF FE 76 00 61 00 72 00 20 00 61 00 3D 00 5B 00
27 00 }
condition:
uint32(0) == 0x0076feff and filesize <= 700KB and $xc1 at 0
}