b157cc16-2c62-4e68-8e21-75b6d6ed8111-5.exe

Aussie Labs (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 application b157cc16-2c62-4e68-8e21-75b6d6ed8111-5.exe, “Object Browser exe” by Aussie Labs (BrightCircle Investments Limited) has been detected as adware by 18 anti-malware scanners. It runs as a scheduled task under the Windows Task Scheduler triggered to execute each time a user logs in. 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:
Object Browser  (signed by Aussie Labs (BrightCircle Investments Limited))

Product:
Object Browser

Description:
Object Browser exe

Version:
1000.1000.1000.1000

MD5:
e83b7cc3a90ecd682fa7c8c389f48e7c

SHA-1:
67a01f0147950d888ffd16b67949ee00386407c9

SHA-256:
4269c3aeb82fa7ab9ed42a33adbb994177983667823a99c5ce21412129302e6c

Scanner detections:
18 / 68

Status:
Adware

Explanation:
The software may change the browser's home page and search provider settings as well as display advertisements.

Analysis date:
4/25/2024 9:37:07 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Application.Heur.fv1@k8qQIGpO
6016482

AhnLab V3 Security
PUP/Win32.CrossRider
2014.12.02

Avira AntiVirus
Adware/CrossRider.KI
7.11.189.208

AVG
Generic
2015.0.3273

Baidu Antivirus
PUA.Win32.CrossRider
4.0.3.14122

Bitdefender
Gen:Application.Heur.fv1@k8qQIGpO
1.0.20.1680

Emsisoft Anti-Malware
Gen:Application.Heur.fv1@k8qQIGpO
9.0.0.4668

ESET NOD32
Win32/Toolbar.CrossRider.BM potentially unwanted application
7.0.302.0

F-Secure
Gen:Application.Heur.fv1@k8qQIGpO
11.2014-02-12_3

G Data
Gen:Application.Heur.fv1@k8qQIGpO
14.12.24

IKARUS anti.virus
not-a-virus:AdWare.Adwapper
t3scan.1.8.3.0

Kaspersky
not-a-virus:AdWare.NSIS.Adwapper
15.0.0.543

Malwarebytes
PUP.Optional.ObjectBrowser.A
v2014.12.02.09

MicroWorld eScan
Gen:Application.Heur.fv1@k8qQIGpO
15.0.0.1008

Panda Antivirus
Trj/Genetic.gen
14.12.02.09

Qihoo 360 Security
Win32/Application.509
1.0.0.1015

Reason Heuristics
PUP.Crossrider.Task.g
14.12.2.8

VIPRE Antivirus
Threat.4789396
35224

File size:
1.1 MB (1,136,600 bytes)

Product version:
1000.1000.1000.1000

Copyright:
Copyright 2011

Original file name:
Object Browser.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\object browser\b157cc16-2c62-4e68-8e21-75b6d6ed8111-5.exe

Digital Signature
Authority:
COMODO CA Limited

Valid from:
11/17/2014 1:00:00 AM

Valid to:
11/18/2015 12:59:59 AM

Subject:
CN=Aussie Labs (BrightCircle Investments Limited), O=Aussie Labs (BrightCircle Investments Limited), STREET=Athinodorou 3, STREET=Dasoupoli Strovolos, L=Nicosia, S=Cyprus, PostalCode=2025, C=CY

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

Serial number:
685AE12077846353AA542302DA532ABD

File PE Metadata
Compilation timestamp:
12/2/2014 12:04:00 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:/X0nKsFjLpexTWxmkim/l1lLKfK0cDEV0MmpSI8TV/:MnpQCmaN1l4rmpSI8TV/

Entry address:
0xA230F

Entry point:
E8, 71, F8, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, 8B, 4C, 24, 0C, 57, 85, C9, 0F, 84, 92, 00, 00, 00, 56, 53, 8B, D9, 8B, 74, 24, 14, F7, C6, 03, 00, 00, 00, 8B, 7C, 24, 10, 75, 0B, C1, E9, 02, 0F, 85, 85, 00, 00, 00, EB, 27, 8A, 06, 83, C6, 01, 88, 07, 83, C7, 01, 83, E9, 01, 74, 2B, 84, C0, 74, 2F, F7, C6, 03, 00, 00, 00, 75, E5, 8B, D9, C1, E9, 02, 75, 61, 83, E3, 03, 74, 13, 8A, 06, 83, C6, 01, 88, 07, 83, C7, 01, 84, C0, 74, 37, 83, EB, 01, 75, ED, 8B, 44, 24, 10, 5B, 5E, 5F, C3, F7...
 
[+]

Entropy:
6.5578

Code size:
803 KB (822,272 bytes)

Scheduled Task
Task name:
b157cc16-2c62-4e68-8e21-75b6d6ed8111-5

Trigger:
Logon (Runs on logon)

Action:
b157cc16-2c62-4e68-8e21-75b6d6ed8111-5.exe \rawdata=fbu3okblb6mb1n1krp6zjur9lyxglyud74ymnx+a0


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

TCP (HTTP):
Connects to ip-184-168-221-32.ip.secureserver.net  (184.168.221.32:80)

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