15 lines
1.0 KiB
Plaintext
15 lines
1.0 KiB
Plaintext
|
|
rule Worm_BAT_Necast_F{
|
|
meta:
|
|
description = "Worm:BAT/Necast.F,SIGNATURE_TYPE_PEHSTR_EXT,05 00 04 00 05 00 00 "
|
|
|
|
strings :
|
|
$a_01_0 = {77 00 69 00 6e 00 37 00 6d 00 61 00 69 00 6c 00 65 00 72 00 34 00 31 00 31 00 40 00 67 00 6d 00 61 00 69 00 6c 00 2e 00 63 00 6f 00 6d 00 } //1 win7mailer411@gmail.com
|
|
$a_01_1 = {5c 00 73 00 76 00 63 00 68 00 6f 00 73 00 74 00 2e 00 2e 00 65 00 78 00 65 00 } //1 \svchost..exe
|
|
$a_01_2 = {5c 00 44 00 6f 00 63 00 75 00 6d 00 65 00 6e 00 74 00 73 00 5c 00 73 00 75 00 63 00 68 00 6f 00 73 00 74 00 2e 00 2e 00 65 00 78 00 65 00 } //1 \Documents\suchost..exe
|
|
$a_01_3 = {62 00 65 00 6e 00 68 00 75 00 72 00 64 00 61 00 76 00 69 00 65 00 73 00 32 00 30 00 } //1 benhurdavies20
|
|
$a_01_4 = {5c 00 57 00 69 00 6e 00 64 00 6f 00 77 00 73 00 5c 00 73 00 79 00 73 00 74 00 65 00 6d 00 5c 00 77 00 73 00 79 00 73 00 74 00 65 00 6d 00 2e 00 76 00 78 00 } //1 \Windows\system\wsystem.vx
|
|
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) >=4
|
|
|
|
} |