DefenderYara/Backdoor/BAT/Bladabindi/Backdoor_BAT_Bladabindi_G.yar

14 lines
737 B
Plaintext

rule Backdoor_BAT_Bladabindi_G{
meta:
description = "Backdoor:BAT/Bladabindi.G,SIGNATURE_TYPE_PEHSTR_EXT,09 00 09 00 04 00 00 "
strings :
$a_01_0 = {53 00 6f 00 66 00 74 00 77 00 61 00 72 00 65 00 5c 00 43 00 6c 00 61 00 73 00 73 00 65 00 73 00 5c 00 } //1 Software\Classes\
$a_01_1 = {2f 00 63 00 20 00 73 00 74 00 61 00 72 00 74 00 20 00 } //2 /c start
$a_01_2 = {5c 00 44 00 65 00 66 00 61 00 75 00 6c 00 74 00 49 00 63 00 6f 00 6e 00 5c 00 } //2 \DefaultIcon\
$a_01_3 = {26 00 65 00 78 00 70 00 6c 00 6f 00 72 00 65 00 72 00 20 00 2f 00 72 00 6f 00 6f 00 74 00 2c 00 22 00 25 00 43 00 44 00 25 00 } //4 &explorer /root,"%CD%
condition:
((#a_01_0 & 1)*1+(#a_01_1 & 1)*2+(#a_01_2 & 1)*2+(#a_01_3 & 1)*4) >=9
}