HackTool:WinNT/Tcpz.B

By LoneStar in Trojans

Threat Scorecard

Threat Level:	80 % (High)
Infected Computers:	149

First Seen:	July 14, 2011
Last Seen:	October 10, 2023
OS(es) Affected:	Windows

HackTool:WinNT/Tcpz.B is a destructive Trojan infection which intrudes the computer system stealthily without the victim's consent and knowledge. HackTool:WinNT/Tcpz.B functions as a device driver which patches the Windows TCP/IP stack device driver so as to make changes to the concurrent TCP connection attempts limit. HackTool:WinNT/Tcpz.B patches the tcpip.sys code in memory. HackTool:WinNT/Tcpz.B propagates through hijacked websites using drive-by download techniques, as well as through peer to peer applications such as chat applications and file downloading services. HackTool:WinNT/Tcpz.B also propagates through bundled third-party downloads and suspicious email attachments. Remove HackTool:WinNT/Tcpz.B to protect your PC from harm it can make to your computer system.

Table of Contents

Aliases

15 security vendors flagged this file as malicious.

Anti-Virus Software	Detection
AVG	Win32/Pupil.A
TrendMicro	Possible_Virus
Sophos	Mal/BankSpy-C
AntiVir	TR/Crypt.FKM.Gen
Comodo	TrojWare.Win32.Spy.Banker.Gen
F-Prot	W32/Themida_Packed!Eldorado
Comodo	Heur.Pck.Themida
BitDefender	DeepScan:Generic.Banker.OT.433E674B
Ikarus	Packed.Win32.Klone
AhnLab-V3	Dropper/Win32.OnlineGameHack
ClamAV	PUA.Packed.ASPack
AVG	OneStepSearcher.AC
AntiVir	TR/Boigy.585729
NOD32	a variant of Win32/Adware.OneStep.AF
Panda	Trj/CI.A__*

SpyHunter Detects & Remove HackTool:WinNT/Tcpz.B

File System Details

HackTool:WinNT/Tcpz.B may create the following file(s):

Expand All | Collapse All

#	File Name	MD5	Detections Detections: The number of confirmed and suspected cases of a particular threat detected on infected computers as reported by SpyHunter.
1.	oz90560.dll	1f13a75b7f11085c3e6fc7ae91884e27	45
Name: oz90560.dll MD5: 1f13a75b7f11085c3e6fc7ae91884e27 Size: 258.04 KB (258048 bytes) Detections: 45 Type: Dynamic link library Path: %WINDIR%\system32 Group: Malware file Last Updated: July 18, 2011
2.	key_gen.exe	54cb7e59177f531d259295d73a02f71c	13
Name: key_gen.exe MD5: 54cb7e59177f531d259295d73a02f71c Size: 1.11 MB (1110016 bytes) Detections: 13 Type: Executable File Path: C:\Users\<username>\Downloads\eMule\Incoming\key_gen.exe Group: Malware file Last Updated: September 16, 2022
3.	KeyGen.exe	4966aa63b7a8cb639f5127b62c4d5143	12
Name: KeyGen.exe MD5: 4966aa63b7a8cb639f5127b62c4d5143 Size: 1.39 MB (1397248 bytes) Detections: 12 Type: Executable File Path: %SystemDrive%\install Group: Malware file Last Updated: July 18, 2011
4.	questscan153.exe	54bb0dba85c4ae28e4bc800e09bc5327	10
Name: questscan153.exe MD5: 54bb0dba85c4ae28e4bc800e09bc5327 Size: 26.11 KB (26112 bytes) Detections: 10 Type: Executable File Path: %ALLUSERSPROFILE%\QuestScan Group: Malware file Last Updated: July 18, 2011
5.	NWcfuTray.exe	fd52acf59611786175c22806e84bc3e1	5
Name: NWcfuTray.exe MD5: fd52acf59611786175c22806e84bc3e1 Size: 178.17 KB (178176 bytes) Detections: 5 Type: Executable File Path: %PROGRAMFILES%\NickWare CoreFaster Ultra Group: Malware file Last Updated: July 18, 2011
6.	winsvc.exe	d943e935aa3209be7dd4a7de58310e20	3
Name: winsvc.exe MD5: d943e935aa3209be7dd4a7de58310e20 Size: 143.36 KB (143360 bytes) Detections: 3 Type: Executable File Path: %USERPROFILE%\M-1-95-7484-7337-8453 Group: Malware file Last Updated: July 18, 2011
7.	arking.exe	642c2409b99e92c9c8bb9bb9c722eba4	2
Name: arking.exe MD5: 642c2409b99e92c9c8bb9bb9c722eba4 Size: 206.84 KB (206848 bytes) Detections: 2 Type: Executable File Path: %WINDIR%\system32 Group: Malware file Last Updated: July 21, 2011
8.	taskcys.exe	1074a5c5a2f60d8762309dce6d5cd257	1
Name: taskcys.exe MD5: 1074a5c5a2f60d8762309dce6d5cd257 Size: 3.31 MB (3319808 bytes) Detections: 1 Type: Executable File Path: %WINDIR%\Help Group: Malware file Last Updated: July 29, 2011
9.	taskmsgr.exe	904a3655cfbd2e288b6440bae6bc8d33	1
Name: taskmsgr.exe MD5: 904a3655cfbd2e288b6440bae6bc8d33 Size: 1.38 MB (1382912 bytes) Detections: 1 Type: Executable File Path: %WINDIR%\Help Group: Malware file Last Updated: July 29, 2011
10.	krndv32.sys	d5343be74351070f1e425c6ad894c7e8	1
Name: krndv32.sys MD5: d5343be74351070f1e425c6ad894c7e8 Size: 11.62 KB (11624 bytes) Detections: 1 Type: System file Path: %WINDIR%\system32\drivers Group: Malware file Last Updated: July 14, 2011
11.	thlxd.exe	0d7636e91e4ca1ac26aca9436ee71249	1
Name: thlxd.exe MD5: 0d7636e91e4ca1ac26aca9436ee71249 Size: 598.01 KB (598016 bytes) Detections: 1 Type: Executable File Path: %LOCALAPPDATA% Group: Malware file Last Updated: July 18, 2011
12.	trs.sys	6f03810fe2a6f644f920c58a606b0af5	1
Name: trs.sys MD5: 6f03810fe2a6f644f920c58a606b0af5 Size: 7.68 KB (7680 bytes) Detections: 1 Type: System file Path: %WINDIR%\System32\drivers Group: Malware file Last Updated: July 18, 2011
13.	questbrwsearch.dll	baf84caa7fe2222970a0a9e840978a47	1
Name: questbrwsearch.dll MD5: baf84caa7fe2222970a0a9e840978a47 Size: 585.72 KB (585728 bytes) Detections: 1 Type: Dynamic link library Path: %PROGRAMFILES(x86)%\QuestBrwSearch Group: Malware file Last Updated: July 20, 2011
14.	9y9u.sys	25a5ec1474ba8e1010507303dff9f4df	1
Name: 9y9u.sys MD5: 25a5ec1474ba8e1010507303dff9f4df Size: 2.11 KB (2112 bytes) Detections: 1 Type: System file Path: %WINDIR%\system32\drivers Group: Malware file Last Updated: July 18, 2011
15.	rEvents.dll	74f7c7baab9d663a50893a513cf5b868	1
Name: rEvents.dll MD5: 74f7c7baab9d663a50893a513cf5b868 Size: 452.05 KB (452050 bytes) Detections: 1 Type: Dynamic link library Path: C:\HOME Group: Malware file Last Updated: July 18, 2011
16.	Recycle.Bin.exe	cf0879e699c712684dec103bd5b16775	1
Name: Recycle.Bin.exe MD5: cf0879e699c712684dec103bd5b16775 Size: 151.55 KB (151552 bytes) Detections: 1 Type: Executable File Path: %SystemDrive%\Recycle.Bin Group: Malware file Last Updated: July 18, 2011
17.	winlogon.exe
Name: winlogon.exe Type: Executable File Group: Malware file
18.	questbrwsearch.dll
Name: questbrwsearch.dll Type: Dynamic link library Group: Malware file
19.	GoogleUpdate.exe
Name: GoogleUpdate.exe Type: Executable File Group: Malware file
20.	9y9u.sys
Name: 9y9u.sys Type: System file Group: Malware file
21.	Recycle.Bin.exe
Name: Recycle.Bin.exe Type: Executable File Group: Malware file
22.	KeyGen.exe
Name: KeyGen.exe Type: Executable File Group: Malware file
23.	scanquery155.exe
Name: scanquery155.exe Type: Executable File Group: Malware file

Enigma Software Group Prevails Over Malwarebytes at the Ninth Circuit

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HackTool:WinNT/Tcpz.B

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Aliases

SpyHunter Detects & Remove HackTool:WinNT/Tcpz.B

File System Details

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