utility.exe

NightWish Center (Bright Circle Investments Ltd)

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 application utility.exe by NightWish Center (Bright Circle Investments) has been detected as adware by 12 anti-malware scanners. It runs as a scheduled task under the Windows Task Scheduler named Crossbrowse triggered to execute each time a user logs in. This file is typically installed with the program Crossbrowse by CLARALABSOFTWARE which is a potentially unwanted software program. It is built using the Crossrider cross-browser extension toolkit. While the file utilizes the Crossrider framework and delivery services, it is not owned by Crossrider. It is part of the Brightcircle group of web-extensions that inject advertisements in the browser.
Publisher:

Version:
104.0.0.0

MD5:
6612134e2e601337ec66a46bb2632a56

SHA-1:
f86b5cc1bedff1b51e4567e30af10696e507accb

SHA-256:
1bf928adf759555b337e24307ed55f2ee84c3b1b583bcfb8229718087093ecdc

Scanner detections:
12 / 68

Status:
Adware

Explanation:
May modify the web browser's settings including changing the homepage and search provider in addition to delivering ads (by injecting banner and text-links directly in the webpage).

Analysis date:
4/17/2025 11:43:57 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.CrossRider
2015.04.08

Avira AntiVirus
ADWARE/Adware.Gen
3.6.1.96

avast!
Win32:Malware-gen
2014.9-150407

AVG
Crossrider
2016.0.3147

Baidu Antivirus
Adware.Win32.CrossAd
4.0.3.1547

ESET NOD32
Win32/Toolbar.CrossRider.CH potentially unwanted (variant)
9.11436

herdProtect (fuzzy)
2015.7.10.12

Kaspersky
HEUR:Trojan-Downloader.Win32.Generic
14.0.0.2229

Reason Heuristics
Adware.BrightCircle.NightWishCenterBrightCircleInvestments
15.4.11.23

Sophos
Generic PUA PI
4.98

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.3

VIPRE Antivirus
Crossrider
39140

File size:
1.7 MB (1,819,104 bytes)

Product version:
104.0.0.0

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\crossbrowse\crossbrowse\application\utility.exe

Digital Signature
Authority:
COMODO CA Limited

Valid from:
12/16/2014 2:00:00 AM

Valid to:
12/17/2015 1:59:59 AM

Subject:
CN=NightWish Center (Bright Circle Investments Ltd), O=NightWish Center (Bright Circle Investments Ltd), STREET=Athinodorou 3, STREET=Dasoupoli Strovolos, L=Nicosia, S=Nicosia, PostalCode=2025, C=CY

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

Serial number:
00B30349E6AD66949988B51360F031BFB4

File PE Metadata
Compilation timestamp:
3/25/2015 7:19:54 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
49152:Vd9zuD1k9KOEBGlW5SeYyBoaTXpSkLQD7Jz4nmeXtj:f9W1xIW59YyBodk

Entry address:
0x119810

Entry point:
E8, D2, 10, 01, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, 57, 56, 8B, 74, 24, 10, 8B, 4C, 24, 14, 8B, 7C, 24, 0C, 8B, C1, 8B, D1, 03, C6, 3B, FE, 76, 08, 3B, F8, 0F, 82, 68, 03, 00, 00, 0F, BA, 25, A4, 6D, 5A, 00, 01, 73, 07, F3, A4, E9, 17, 03, 00, 00, 81, F9, 80, 00, 00, 00, 0F, 82, CE, 01, 00, 00, 8B, C7, 33, C6, A9, 0F, 00, 00, 00, 75, 0E, 0F, BA, 25, 48, AE, 59, 00, 01, 0F, 82, DA, 04, 00, 00, 0F, BA, 25, A4, 6D, 5A, 00, 00, 0F, 83, A7, 01, 00, 00, F7, C7, 03, 00, 00, 00, 0F, 85, B8, 01, 00, 00...
 
[+]

Entropy:
6.6301

Code size:
1.3 MB (1,317,888 bytes)

Scheduled Task
Task name:
Crossbrowse

Trigger:
Logon (Runs on logon)


The file utility.exe has been discovered within the following program.

Crossbrowse  by CLARALABSOFTWARE
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The file utility.exe has been seen being distributed by the following 2 URLs.

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to hwcdn.net  (69.16.175.10:80)

TCP (HTTP):
Connects to s3-website-us-east-1.amazonaws.com  (52.216.64.42:80)

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