DefenderYara/TrojanDownloader/O97M/Lazust/TrojanDownloader_O97M_Lazus...

15 lines
864 B
Plaintext

rule TrojanDownloader_O97M_Lazust_YL{
meta:
description = "TrojanDownloader:O97M/Lazust.YL,SIGNATURE_TYPE_MACROHSTR_EXT,15 00 15 00 05 00 00 "
strings :
$a_00_0 = {44 65 63 6c 61 72 65 20 50 74 72 53 61 66 65 20 46 75 6e 63 74 69 6f 6e 20 57 69 6e 45 78 65 63 20 4c 69 62 20 22 6b 65 72 6e 65 6c 33 32 22 } //1 Declare PtrSafe Function WinExec Lib "kernel32"
$a_00_1 = {61 75 72 69 3d } //1 auri=
$a_00_2 = {63 7a 69 6e 66 6f 2e 63 6c 75 62 2f 63 6f 6d 6d 6f 6e 2e 70 68 70 } //20 czinfo.club/common.php
$a_00_3 = {70 65 67 61 73 75 73 63 6f 2e 6e 65 74 2f 61 63 69 64 65 2e 70 68 70 } //20 pegasusco.net/acide.php
$a_00_4 = {73 6d 69 6c 65 6b 65 65 70 65 72 73 2e 63 6f 2f 73 6d 69 6c 65 2e 70 68 70 } //20 smilekeepers.co/smile.php
condition:
((#a_00_0 & 1)*1+(#a_00_1 & 1)*1+(#a_00_2 & 1)*20+(#a_00_3 & 1)*20+(#a_00_4 & 1)*20) >=21
}