DefenderYara/Backdoor/Win32/Zegost/Backdoor_Win32_Zegost_CT.yar

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575 B
Plaintext

rule Backdoor_Win32_Zegost_CT{
meta:
description = "Backdoor:Win32/Zegost.CT,SIGNATURE_TYPE_PEHSTR_EXT,04 00 04 00 04 00 00 "
strings :
$a_01_0 = {8b 45 fc 25 ff ff 00 00 8b 4d 08 03 4d ec 8a 11 32 54 45 f8 8b 45 08 03 45 ec 88 10 66 8b 4d fc 66 83 c1 01 } //1
$a_01_1 = {00 47 68 30 73 74 } //1 䜀と瑳
$a_01_2 = {00 5f 6b 61 73 70 65 72 73 6b 79 00 } //1 开慫灳牥歳y
$a_01_3 = {00 48 74 74 70 2f 31 2e 31 20 34 30 33 20 46 6f 72 62 69 64 64 65 4e 0d 0a } //1
condition:
((#a_01_0 & 1)*1+(#a_01_1 & 1)*1+(#a_01_2 & 1)*1+(#a_01_3 & 1)*1) >=4
}