DefenderYara/Backdoor/Linux/SabPab/Backdoor_Linux_SabPab_A.yar

16 lines
849 B
Plaintext

rule Backdoor_Linux_SabPab_A{
meta:
description = "Backdoor:Linux/SabPab.A,SIGNATURE_TYPE_MACHOHSTR_EXT,0e 00 0c 00 06 00 00 "
strings :
$a_01_0 = {4c 69 62 72 61 72 79 2f 4c 61 75 6e 63 68 41 67 65 6e 74 73 2f } //1 Library/LaunchAgents/
$a_00_1 = {72 75 6e 61 74 6c 6f 61 64 } //1 runatload
$a_00_2 = {53 65 6e 64 45 76 65 6e 74 54 6f 53 79 73 74 65 6d 45 76 65 6e 74 73 57 69 74 68 50 61 72 61 6d 65 74 65 72 73 } //2 SendEventToSystemEventsWithParameters
$a_00_3 = {53 61 66 61 72 69 2f 34 31 39 2e 33 } //2 Safari/419.3
$a_00_4 = {25 30 32 58 2d 25 30 32 58 2d 25 30 32 58 2d 25 30 32 58 2d 25 30 32 58 2d 25 30 32 58 } //2 %02X-%02X-%02X-%02X-%02X-%02X
$a_00_5 = {f7 e9 d1 fa 89 c8 c1 f8 1f } //6
condition:
((#a_01_0 & 1)*1+(#a_00_1 & 1)*1+(#a_00_2 & 1)*2+(#a_00_3 & 1)*2+(#a_00_4 & 1)*2+(#a_00_5 & 1)*6) >=12
}