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bulkusb.sys

Windows Win 7 DDK driver

DriverDevelop.com

The file bulkusb.sys by DriverDevelop.com has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Windows (R) Win 7 DDK provider  (signed by DriverDevelop.com)

Product:
Windows (R) Win 7 DDK driver

Description:
BulkUsb Driver

Version:
6.1.7600.16385 built by: WinDDK

MD5:
b441b14eccd60de5012456e97aece967

SHA-1:
6474aea04ca04befac1e2990e0cdd3f34ed4dd1f

SHA-256:
5a06541c8d49c17c2db580affedce51d4c6ef08581e75d436488c5558495ed47

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
7/3/2025 4:58:17 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
17.3.10.10

File size:
24.6 KB (25,144 bytes)

Product version:
6.1.7600.16385

Copyright:
© Microsoft Corporation. All rights reserved.

Original file name:
bulkusb.sys

File type:
Driver (Win64 SYS)

Common path:
C:\windows\bulkusb.sys

Digital Signature
Signed by:
DriverDevelop.com

Authority:
DriverDevelop.com

Valid from:
8/15/2009 11:02:01 AM

Valid to:
8/13/2019 11:02:01 AM

Subject:
E=ca@zndev.com, CN=DriverDevelop.com Signtools Test cert, OU=Dept. CodeSign CA, O=DriverDevelop.com, S=BeiJing, C=CN

Issuer:
E=ca@zndev.com, CN=DriverDevelop.com CA, OU=DriverDevelop.com CA, O=DriverDevelop.com, L=BeiJing, S=BeiJing, C=CN

Serial number:
011E

File PE Metadata
Compilation timestamp:
3/31/2012 5:37:14 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

Entry address:
0x4A64

Entry point:
48, 83, EC, 28, 4C, 8B, C2, 4C, 8B, C9, E8, 95, FF, FF, FF, 49, 8B, D0, 49, 8B, C9, 48, 83, C4, 28, E9, 86, B8, FF, FF, CC, CC, 08, 4B, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 5C, 4F, 00, 00, B0, 40, 00, 00, D8, 4A, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, B4, 4F, 00, 00, 80, 40, 00, 00, F0, 4A, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, E8, 4F, 00, 00, 98, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 90, 4F, 00, 00, 00, 00, 00, 00, 6A, 4F, 00, 00...
 
[+]

Entropy:
6.2102

Code size:
16.9 KB (17,280 bytes)

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