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webinstr.sys

Web Instrument

Corsica Technologies Ltd.

The file webinstr.sys, “Web Instrumentation Driver” by Corsica Technologies has been detected as a potentially unwanted program by 6 anti-malware scanners.
Publisher:
Corsica  (signed by Corsica Technologies Ltd.)

Product:
Web Instrument

Description:
Web Instrumentation Driver

Version:
1.0.0.0

MD5:
5d1e312546e67533ce7192d4b3e5933b

SHA-1:
048f32c6877228cd6d5a7f5a1482239d091325c0

SHA-256:
e5a6832f6bfe6efa8f76558231568678b8724ededb80b55d20cd830dfab5e476

Scanner detections:
6 / 68

Status:
Potentially unwanted

Analysis date:
12/25/2025 10:13:17 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
TR/Trash.Gen
7.11.167.110

ESET NOD32
Win32/AdWare.AddLyrics.BJ (variant)
8.10404

Reason Heuristics
PUP.Optional.CorsicaTechnologies.L
14.12.20.19

Sophos
PUA 'AddLyrics' (of type Adware)
5.09

SUPERAntiSpyware
Trojan.Agent/Gen-Nullo[Short]
10165

VIPRE Antivirus
Threat.5063086
32938

File size:
53.2 KB (54,432 bytes)

Product version:
1.0.0.0

Copyright:
Copyright (C) 2013

Original file name:
webinstr.sys

File type:
Driver (Win64 SYS)

Language:
Hebrew (Israel)

Common path:
C:\Program Files\lyrics-seeker\x64\webinstr.sys

Digital Signature
Signed by:
Corsica Technologies Ltd.

Authority:
VeriSign, Inc.

Valid from:
12/19/2013 12:00:00 AM

Valid to:
12/18/2014 11:59:59 PM

Subject:
CN=Corsica Technologies Ltd., OU=R&D, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Corsica Technologies Ltd., L=Tel-Aviv, S=Tel-Aviv, C=IL

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:
70ECA2B222E57F5330852A47EBB2A333

File PE Metadata
Compilation timestamp:
1/23/2014 3:36:16 PM

OS version:
6.2

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
11.0

CTPH (ssdeep):
768:Pb6G9DY59g7jtlEzYwxLHGln+iDvxsqXvIOanToIf1gYOcgj6v:PfW5PzYwQ1fvDIOanToIfKZDC

Entry address:
0x67B4

Entry point:
48, 89, 5C, 24, 08, 57, 48, 83, EC, 20, 48, 8B, DA, 48, 8B, F9, E8, 3F, 78, 00, 00, 48, 8B, D3, 48, 8B, CF, 48, 8B, 5C, 24, 30, 48, 83, C4, 20, 5F, E9, AE, FE, FF, FF, CC, CC, CC, CC, CC, CC, 48, 89, 5C, 24, 08, 57, 48, 83, EC, 20, 48, 8B, 05, 43, 4F, 00, 00, 48, 8B, F9, 48, 8D, 0D, 21, 4F, 00, 00, 48, 8D, 1D, 2A, 4F, 00, 00, 48, 3B, C1, 74, 45, 48, 3B, D8, 77, 40, 48, 8B, 43, 40, 48, 85, C0, 74, 18, 4C, 8B, 05, D8, 5B, 00, 00, 48, 8D, 0D, 57, 01, 00, 00, 4C, 8B, CB, 48, 8B, D7, FF, D0, EB, 12, 48, 8B, 15...
 
[+]

Entropy:
6.6943

Code size:
26 KB (26,624 bytes)

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