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bsdriver.sys

Cupuacu Labs

The file bsdriver.sys by Cupuacu Labs has been detected as adware 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 “bsdriver”.
Publisher:
Cupuacu Labs  (signed and verified)

Version:
1.0.25.0

MD5:
97bb8042750d58ade21a5d3494400c20

SHA-1:
9b06569b0c56cda2eb5dd5f0be86be8262fb7f8f

SHA-256:
08de82d1db794a4a05a5d6f9dfb8b39efb508bec8e07a809fa1bac816d43dc4d

Scanner detections:
1 / 68

Status:
Adware

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:
11/24/2024 5:58:48 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.CupuacuL
17.2.24.7

File size:
29.4 KB (30,112 bytes)

Product version:
1.0.25.0

Copyright:
Copyright (c) 2012

File type:
Driver (Win32 SYS)

Language:
English (United States)

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

Digital Signature
Signed by:
Cupuacu Labs

Authority:
GlobalSign nv-sa

Valid from:
7/15/2015 11:20:12 AM

Valid to:
7/15/2016 11:20:12 AM

Subject:
CN=Cupuacu Labs, O=Cupuacu Labs, L=Hod Hasharon, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121E5400AF5240A319554C96E141DB2FD58

File PE Metadata
Compilation timestamp:
11/2/2015 3:14:10 PM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

Entry address:
0x803E

Entry point:
8B, FF, 55, 8B, EC, E8, BD, FF, FF, FF, 5D, E9, 4C, 98, FF, FF, CC, CC, BC, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 5A, 86, 00, 00, 30, 40, 00, 00, 8C, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 74, 87, 00, 00, 00, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 4C, 87, 00, 00, 36, 87, 00, 00, 20, 87, 00, 00, 0C, 87, 00, 00, F0, 86, 00, 00, D0, 86, 00, 00, B6, 86, 00, 00, 9C, 86, 00, 00, 88, 86, 00, 00, 74, 86, 00, 00, 60, 87, 00, 00, 00, 00, 00, 00, DE, 82...
 
[+]

Code size:
13 KB (13,312 bytes)

Driver
Display name:
bsdriver

Type:
Kernel device driver (KernelDriver)

Group:
Base


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