signature-base/yara/crime_ransom_robinhood.yar
2019-05-15 13:10:27 +02:00

21 lines
780 B
Plaintext

rule MAL_RANSOM_RobinHood_May19_1 {
meta:
description = "Detects RobinHood Ransomware"
author = "Florian Roth"
reference = "https://twitter.com/BThurstonCPTECH/status/1128489465327030277"
date = "2019-05-15"
hash1 = "21cb84fc7b33e8e31364ff0e58b078db8f47494a239dc3ccbea8017ff60807e3"
strings:
$s1 = ".enc_robbinhood" ascii
$s2 = "c:\\windows\\temp\\pub.key" ascii fullword
$s3 = "cmd.exe /c net use * /DELETE /Y" ascii
$s4 = "sc.exe stop SQLAgent$SQLEXPRESS" nocase
$s5 = "main.EnableShadowFucks" nocase
$s6 = "main.EnableRecoveryFCK" nocase
$s7 = "main.EnableLogLaunders" nocase
$s8 = "main.EnableServiceFuck" nocase
condition:
uint16(0) == 0x5a4d and filesize < 8000KB and 1 of them
}