DefenderYara/Worm/Win32/Zaphal/Worm_Win32_Zaphal_A.yar

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586 B
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rule Worm_Win32_Zaphal_A{
meta:
description = "Worm:Win32/Zaphal.A,SIGNATURE_TYPE_PEHSTR,05 00 05 00 05 00 00 "
strings :
$a_01_0 = {66 75 63 6b } //1 fuck
$a_01_1 = {75 70 64 61 74 65 2e 70 68 70 3f } //1 update.php?
$a_01_2 = {79 61 68 6f 6f 62 75 64 64 79 6d 61 69 6e } //1 yahoobuddymain
$a_01_3 = {70 61 73 73 77 64 3d } //1 passwd=
$a_01_4 = {26 68 5b 5d 3d 70 72 6f 66 69 6c 65 2e 7a 61 70 74 6f 2e 6f 72 67 26 69 70 3d } //1 &h[]=profile.zapto.org&ip=
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) >=5
}