DefenderYara/Backdoor/Win32/Caphaw/Backdoor_Win32_Caphaw_D.yar

13 lines
444 B
Plaintext

rule Backdoor_Win32_Caphaw_D{
meta:
description = "Backdoor:Win32/Caphaw.D,SIGNATURE_TYPE_PEHSTR_EXT,04 00 04 00 03 00 00 "
strings :
$a_01_0 = {62 6f 74 6e 65 74 3d 25 73 } //3 botnet=%s
$a_01_1 = {63 6f 6d 6d 61 6e 64 73 20 65 78 65 63 20 73 74 61 74 75 73 3d 25 73 } //2 commands exec status=%s
$a_01_2 = {25 73 25 73 25 69 2e 64 61 74 } //1 %s%s%i.dat
condition:
((#a_01_0 & 1)*3+(#a_01_1 & 1)*2+(#a_01_2 & 1)*1) >=4
}