DefenderYara/Backdoor/BAT/Hotacol/Backdoor_BAT_Hotacol_A.yar

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775 B
Plaintext

rule Backdoor_BAT_Hotacol_A{
meta:
description = "Backdoor:BAT/Hotacol.A,SIGNATURE_TYPE_PEHSTR_EXT,03 00 03 00 04 00 00 "
strings :
$a_03_0 = {70 00 69 00 6e 00 67 00 ?? ?? 43 00 6c 00 6f 00 73 00 65 00 ?? ?? 52 00 65 00 73 00 74 00 61 00 72 00 74 00 } //1
$a_03_1 = {73 00 65 00 6e 00 64 00 66 00 69 00 6c 00 65 00 ?? ?? 64 00 6f 00 77 00 6e 00 6c 00 6f 00 61 00 64 00 ?? ?? 70 00 72 00 6f 00 63 00 65 00 73 00 73 00 } //1
$a_03_2 = {46 00 69 00 6c 00 65 00 6d 00 61 00 6e 00 67 00 61 00 72 00 ?? ?? 67 00 65 00 74 00 64 00 72 00 65 00 76 00 69 00 72 00 } //1
$a_03_3 = {67 00 65 00 74 00 61 00 6c 00 6c 00 ?? ?? 6a 00 70 00 67 00 ?? ?? 6a 00 70 00 67 00 32 00 } //1
condition:
((#a_03_0 & 1)*1+(#a_03_1 & 1)*1+(#a_03_2 & 1)*1+(#a_03_3 & 1)*1) >=3
}