my screen saver-buttonutil.dll

Brightcircle Investments Limited

This adware is a web browser extension that will inject advertising in the browser in the form of unwanted banners and text-links which may link to malware sites and install unwanted software. The module my screen saver-buttonutil.dll by Brightcircle Investments Limited has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The ButtonUtil module (32-bit version) uses the Crossrider web extension monetization toolkit and will perform a number of helper integration activities on the user's web browser's as well as the Window's Shell in order to install the addon. It is part of the Brightcircle group of web-extensions that inject advertisements in the browser.
Publisher:
Brightcircle Investments Limited  (signed and verified)

MD5:
efe277b02bbe8b6ac8ebda5def9642fc

SHA-1:
9a55e597c74c2dcc56f2c3dfecb29a5f0e194e21

SHA-256:
6e8ec7ac71f30fccd61ecc93005722c9614d92f3c715c028ec6935b88dadee03

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Part of the Crossrider toolbar platform.

Note:
Crossrider is the owner of a platform that enables the creation of cross-browser extensions by developers but is not the owner of this detected application. The owner/publisher of this file is Brightcircle Investments Limited.

Analysis date:
6/2/2020 12:15:02 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Crossrider (M)
17.1.23.10

File size:
395.9 KB (405,352 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\my screen saver\my screen saver-buttonutil.dll

Digital Signature
Authority:
GoDaddy.com, Inc.

Valid from:
3/8/2013 10:33:54 AM

Valid to:
3/8/2016 10:33:54 AM

Subject:
CN=Brightcircle Investments Limited, O=Brightcircle Investments Limited, L=Nicosia, S=Strovolos, C=CY

Issuer:
SERIALNUMBER=07969287, CN=Go Daddy Secure Certification Authority, OU=http://certificates.godaddy.com/repository, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
047F36483DC84C

File PE Metadata
Compilation timestamp:
8/12/2013 6:44:30 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x30AEB

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, AE, 9D, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, CC, CC, 55, 8B, EC, 57, 56, 8B, 75, 0C, 8B, 4D, 10, 8B, 7D, 08, 8B, C1, 8B, D1, 03, C6, 3B, FE, 76, 08, 3B, F8, 0F, 82, A0, 01, 00, 00, 81, F9, 80, 00, 00, 00, 72, 1C, 83, 3D, A0, D1, 05, 10, 00, 74, 13, 57, 56, 83, E7, 0F, 83, E6, 0F, 3B, FE, 5E, 5F, 75, 05, E9, 85, 73, 00, 00, F7, C7, 03, 00, 00, 00, 75, 14, C1, E9, 02, 83, E2, 03, 83, F9, 08, 72, 29, F3, A5, FF, 24...
 
[+]

Entropy:
6.7019

Code size:
292 KB (299,008 bytes)

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