Solved! Use CZEXWS.SYS (Backdoor Koutodoor) Removal Guide

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CZEXWS.SYS – Backdoor Koutodoor removal

FileMD5Virus Alias
CZEXWS.SYS 22d9b824b11e95b31d8032acbef787b6 Backdoor Koutodoor
CZEXWS.SYS 22d9b824b11e95b31d8032acbef787b6 Trojan Generic
CZEXWS.SYS 22d9b824b11e95b31d8032acbef787b6 Trojan Eldorado
CZEXWS.SYS 22d9b824b11e95b31d8032acbef787b6 Trojan Agent
CZEXWS.SYS 22d9b824b11e95b31d8032acbef787b6 Trojan Crypt

CZEXWS.SYS size: 42080 bytes
CZEXWS.SYS hash: 22D9B824B11E95B31D8032ACBEF787B6

Created files:

%SysDir%\drivers\czexws.sys
%SysDir%\hmru.dll
%Temp%\odctqb.exe

Autostart registry keys:

HKLM\System\CurrentControlSet\Services\czexws\Type: 01000000
HKLM\System\CurrentControlSet\Services\czexws\ErrorControl: 01000000
HKLM\System\CurrentControlSet\Services\czexws\DisplayName: czexws
HKLM\System\CurrentControlSet\Services\czexws\ImagePath: 730079007300740065006D00330032005C0064007200690076006500720073005C0063007A0065007800770073002E007300790073000000

Detected by UnHackMe:

CZEXWS.SYS
Default location: %SYSDIR%\DRIVERS\CZEXWS.SYS

Dropper information:
MD5: 1a0f50dfd0b1d2dd7d6a9897e6346b16
File size: 208960 bytes

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