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installhelper.dll

ToolbarInnoSetupHelper

First Offer LTD

The is the installer for the WebPick InstalleRex download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The module installhelper.dll by First Offer has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is also typically executed from the user's temporary directory.
Publisher:
First Offer LTD  (signed and verified)

Product:
ToolbarInnoSetupHelper

Version:
1.0.0.0

MD5:
b38a8a6e5d3f7d948c4f2b79f35c6c52

SHA-1:
9364b6641b0cf1c0fba657d5cc9e9faae42d6e84

SHA-256:
4e63fa4df57454d6ed09729155985be351bf37111f9820c34eee3bbd981674e1

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:
4/24/2024 1:51:13 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick.FirstOff.Installer (M)
16.3.10.19

File size:
134.6 KB (137,800 bytes)

Product version:
1.0.0.0

Copyright:
Copyright © 2012

Original file name:
InstallHelperNet4.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\installhelper.dll

Digital Signature
Signed by:
First Offer LTD

Authority:
COMODO CA Limited

Valid from:
10/7/2013 5:00:00 PM

Valid to:
10/8/2014 4:59:59 PM

Subject:
CN=First Offer LTD, O=First Offer LTD, STREET=Habarzel 21 Tel Aviv, L=Tel aviv, S=Israel, PostalCode=69710, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
49900242461D96CB7B045BE0A258338E

File PE Metadata
Compilation timestamp:
9/11/2014 2:09:23 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
3072:e94jHobkopigH0WG3mFGLTtLX5sh9gN4DVqsmHsUVC0rMh8:1jHob9Ggh9/DcXE+

Entry address:
0x2135E

Entry point:
FF, 25, 00, 20, 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, 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, 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, 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, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
5.5873

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
125 KB (128,000 bytes)

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