DefenderYara/Backdoor/Win32/Zegost/Backdoor_Win32_Zegost_MF.yar

14 lines
621 B
Plaintext

rule Backdoor_Win32_Zegost_MF{
meta:
description = "Backdoor:Win32/Zegost.MF,SIGNATURE_TYPE_PEHSTR_EXT,05 00 05 00 04 00 00 "
strings :
$a_03_0 = {57 c6 45 ed 69 c6 45 ee 6e c6 45 ef 64 8b 55 ?? 8d 8e ?? ?? ?? ?? 89 86 ?? ?? ?? ?? b0 73 } //3
$a_00_1 = {5c 6b 65 79 6c 6f 67 2e 64 61 74 00 25 64 2e 62 61 6b } //1
$a_00_2 = {6c 6f 67 69 6e 78 78 00 47 6c 6f 62 61 6c 5c 67 75 69 67 65 20 25 64 } //1
$a_00_3 = {72 6f 73 73 65 63 6f 72 50 6c 61 72 74 6e 65 43 5c 6d 65 74 73 79 53 5c } //1 rossecorPlartneC\metsyS\
condition:
((#a_03_0 & 1)*3+(#a_00_1 & 1)*1+(#a_00_2 & 1)*1+(#a_00_3 & 1)*1) >=5
}