nxdhlp.sys

Windows Codename Longhorn DDK driver

NetZone Info-Tech Co., Ltd., Shanghai

The file nxdhlp.sys, “Diskless Client Helper” by NetZone Info-Tech Co.,, Shanghai has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a Windows kernel mode device driver named “NxD XP Helper Driver”.
Publisher:
Windows (R) Codename Longhorn DDK provider  (signed by NetZone Info-Tech Co., Ltd., Shanghai)

Product:
Windows (R) Codename Longhorn DDK driver

Description:
Diskless Client Helper

Version:
6.0.6000.16386 built by: WinDDK

MD5:
c009def428dbf9f4b22152675d4251bf

SHA-1:
e675913fbc096b7fdb7ff43c2e54cce1ad1e683d

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/21/2017 1:40:49 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Optional.NetZoneI
16.11.20.5

File size:
46.7 KB (47,792 bytes)

Product version:
6.0.6000.16386

Copyright:
© Microsoft Corporation. All rights reserved.

Original file name:
nxdhlp.sys

File type:
Driver (Win32 SYS)

Language:
English (United States)

Common path:
C:\Windows\System32\drivers\nxdhlp.sys

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
7/26/2011 7:00:00 AM

Valid to:
8/5/2012 6:59:59 AM

Subject:
CN="NetZone Info-Tech Co., Ltd., Shanghai", OU=Digital ID Class 3 - Microsoft Software Validation v2, O="NetZone Info-Tech Co., Ltd., Shanghai", L=Shanghai, S=Shanghai, C=CN

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
00F1D32C1B972DF4D97FEF5EE83B90E5

File PE Metadata
Compilation timestamp:
5/31/2012 8:59:41 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
8.0

CTPH (ssdeep):
768:rUvxYryFLfhmBeXXa2HSFwTfORksGdZfgL6t37f7/EL6PNQRPrIIL3E2mb:C4eXn2wTfpjgLmDDEOPCvgNb

Entry address:
0x8385

Entry point:
8B, FF, 55, 8B, EC, A1, 08, 7B, 01, 00, 85, C0, B9, 4E, E6, 40, BB, 74, 04, 3B, C1, 75, 1E, 8B, 15, FC, 79, 01, 00, B8, 08, 7B, 01, 00, C1, E8, 08, 33, 02, A3, 08, 7B, 01, 00, 75, 07, 8B, C1, A3, 08, 7B, 01, 00, F7, D0, A3, 0C, 7B, 01, 00, 5D, E9, 7B, B2, FF, FF, CC, 10, 84, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 28, 87, 00, 00, 8C, 79, 00, 00, 04, 84, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 62, 87, 00, 00, 80, 79, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 4E...
 
[+]

Entropy:
6.1644

Code size:
30.3 KB (30,976 bytes)

Driver
Display name:
NxD XP Helper Driver

Service name:
nxdhlp

Type:
Kernel device driver (KernelDriver)

Group:
Boot Bus Extender


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