Create Android_AliPay_smsStealer.yar

Mobile_Malware/Android_AliPay_smsStealer.yar

+/*
+    This Yara ruleset is under the GNU-GPLv2 license (http://www.gnu.org/licenses/gpl-2.0.html) and open to any user or organization, as    long as you use it under this license.
+*/
+
+/*
+	Androguard module used in this rule file is under development by people at https://koodous.com/.
+
+	You can get it, along with installation instructions, at https://github.com/Koodous/androguard-yara
+*/
+
+import "androguard"
+
+rule Android_AliPay_smsStealer 
+{
+	meta:
+		description = "Yara rule for detection of Fake AliPay Sms Stealer"
+		sample = "f4794dd02d35d4ea95c51d23ba182675cc3528f42f4fa9f50e2d245c08ecf06b"
+		source = "http://research.zscaler.com/2016/02/fake-security-app-for-alipay-customers.html"
+		ref = "https://analyst.koodous.com/rulesets/1192"
+		author = "https://twitter.com/5h1vang"
+
+	strings:
+		$str_1 = "START_SERVICE"
+		$str_2 = "extra_key_sms"
+		$str_3 = "android.provider.Telephony.SMS_RECEIVED"
+		$str_4 = "mPhoneNumber"
+
+	condition:
+		androguard.certificate.sha1("0CDFC700D0BDDC3EA50D71B54594BF3711D0F5B2") or
+		androguard.permission(/android.permission.RECEIVE_SMS/) and
+		androguard.permission(/android.permission.INTERNET/) and
+		androguard.permission(/android.permission.RECEIVE_BOOT_COMPLETED/) and 		
+		all of ($str_*)
+}