DefenderYara/Backdoor/Win32/Ananlog/Backdoor_Win32_Ananlog_A.yar

31 lines
1.9 KiB
Plaintext

rule Backdoor_Win32_Ananlog_A{
meta:
description = "Backdoor:Win32/Ananlog.A,SIGNATURE_TYPE_PEHSTR_EXT,03 00 03 00 04 00 00 "
strings :
$a_01_0 = {6c 00 61 00 73 00 74 00 5f 00 73 00 63 00 72 00 2b 00 } //1 last_scr+
$a_01_1 = {6c 00 61 00 73 00 74 00 5f 00 75 00 70 00 6c 00 2b 00 70 00 69 00 63 00 64 00 69 00 72 00 5f 00 } //1 last_upl+picdir_
$a_01_2 = {5c 00 30 00 2e 00 6b 00 65 00 79 00 6c 00 2d 00 } //1 \0.keyl-
$a_01_3 = {72 00 65 00 6d 00 5f 00 6f 00 6c 00 64 00 5f 00 } //1 rem_old_
condition:
((#a_01_0 & 1)*1+(#a_01_1 & 1)*1+(#a_01_2 & 1)*1+(#a_01_3 & 1)*1) >=3
}
rule Backdoor_Win32_Ananlog_A_2{
meta:
description = "Backdoor:Win32/Ananlog.A,SIGNATURE_TYPE_PEHSTR_EXT,07 00 07 00 08 00 00 "
strings :
$a_01_0 = {47 00 72 00 61 00 70 00 68 00 69 00 63 00 73 00 4d 00 6f 00 64 00 75 00 6c 00 65 00 45 00 78 00 74 00 72 00 61 00 } //1 GraphicsModuleExtra
$a_01_1 = {6e 00 65 00 77 00 5f 00 75 00 70 00 64 00 2e 00 65 00 78 00 65 00 } //1 new_upd.exe
$a_01_2 = {5c 00 54 00 65 00 69 00 6c 00 63 00 5c 00 } //1 \Teilc\
$a_01_3 = {2f 00 4c 00 49 00 56 00 45 00 2f 00 48 00 4f 00 53 00 54 00 2e 00 70 00 68 00 70 00 } //1 /LIVE/HOST.php
$a_01_4 = {73 00 69 00 67 00 6e 00 65 00 64 00 2e 00 70 00 68 00 70 00 } //1 signed.php
$a_01_5 = {74 00 69 00 6d 00 65 00 72 00 6b 00 65 00 79 00 6c 00 5f 00 } //1 timerkeyl_
$a_03_6 = {68 00 74 00 74 00 70 00 3a 00 2f 00 2f 00 [0-0a] 2e 00 69 00 72 00 2f 00 4c 00 49 00 56 00 45 00 2f 00 } //1
$a_01_7 = {3c 00 21 00 2d 00 2d 00 20 00 48 00 6f 00 73 00 74 00 69 00 6e 00 67 00 32 00 34 00 20 00 41 00 6e 00 61 00 6c 00 79 00 74 00 69 00 63 00 73 00 20 00 43 00 6f 00 64 00 65 00 20 00 2d 00 2d 00 3e 00 } //1 <!-- Hosting24 Analytics Code -->
condition:
((#a_01_0 & 1)*1+(#a_01_1 & 1)*1+(#a_01_2 & 1)*1+(#a_01_3 & 1)*1+(#a_01_4 & 1)*1+(#a_01_5 & 1)*1+(#a_03_6 & 1)*1+(#a_01_7 & 1)*1) >=7
}