542ea991-df67-43e2-ad2c-2419f4348e9f-2.exe

Gogo Network Club

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 542ea991-df67-43e2-ad2c-2419f4348e9f-2.exe by Gogo Network Club has been detected as adware by 25 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:
iWebar  (signed by Gogo Network Club)

Product:
iWebar

Description:
iWebar exe

Version:
1000.1000.1000.1000

MD5:
098290b634ce131e5c9753775124ba43

SHA-1:
c1d216e4ad8cc22b2ed0b299560b2204aff087d7

SHA-256:
027051ba366671adb6a04231596e2dfbbad317dde70e6751a58921a417aeb115

Scanner detections:
25 / 68

Status:
Adware

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

Analysis date:
11/15/2018 10:32:30 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Application.Heur.6u1@kmqOm9jO
798

AhnLab V3 Security
Win-PUP/CrossRider
2014.11.11

Avira AntiVirus
ADWARE/CrossRider.Gen4
7.11.184.74

avast!
Win32:Crossrider-AI [PUP]
141025-0

AVG
Generic
2015.0.3294

Baidu Antivirus
PUA.Win32.CrossRider
4.0.3.141111

Bitdefender
Gen:Application.Heur.6u1@kmqOm9jO
1.0.20.1660

Dr.Web
Trojan.Crossrider.38701
9.0.1.05190

ESET NOD32
Win32/Toolbar.CrossRider.AY (variant)
8.10706

F-Prot
W32/A-73a7935c
v6.4.7.1.166

F-Secure
Gen:Application.Heur.6u1@kmqOm9jO
11.2014-28-11_6

G Data
Win32.Adware.Crossrider
14.11.24

IKARUS anti.virus
Trojan.GoogUpdate
t3scan.1.8.3.0

K7 AntiVirus
Unwanted-Program
13.185.14071

Kaspersky
not-a-virus:WebToolbar.Win32.CrossRider
15.0.0.494

Malwarebytes
PUP.Optional.iWebar.A
v2014.11.11.08

MicroWorld eScan
Gen:Application.Heur.6u1@kmqOm9jO
15.0.0.996

NANO AntiVirus
Trojan.Win32.GoogUpdate.dimwtx
0.28.6.62995

Panda Antivirus
Trj/Genetic.gen
14.11.11.08

Qihoo 360 Security
HEUR/QVM10.1.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.Crossrider.Task.g
14.11.11.7

Rising Antivirus
PE:Malware.Obscure!1.9C59
23.00.65.141109

Sophos
AppRider
4.98

VIPRE Antivirus
Threat.4789396
34232

Zillya! Antivirus
Adware.Adwapper.Win32.1040
2.0.0.1988

File size:
935.9 KB (958,368 bytes)

Product version:
1000.1000.1000.1000

Copyright:
Copyright 2011

Original file name:
iWebar.exe

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\iwebar\542ea991-df67-43e2-ad2c-2419f4348e9f-2.exe

Digital Signature
Authority:
COMODO CA Limited

Valid from:
8/19/2014 3:00:00 AM

Valid to:
8/20/2015 2:59:59 AM

Subject:
CN=Gogo Network Club, O=Gogo Network Club, 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:
75BF783471861CAD78DE03A20768BF56

File PE Metadata
Compilation timestamp:
11/8/2014 11:35:42 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
12288:m2IeOIInlxnZz6z9ttLuqZ1dTELeTogYUr+fWSUd6bmb1spSjApT7Cwy:m20ISxnZGz9MITYUr+tUIkspSjMTed

Entry address:
0x85C20

Entry point:
E8, 1B, B1, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 50, 10, 4E, 00, E8, 3A, 4E, 00, 00, E8, C2, 42, 00, 00, 0F, B7, F0, 6A, 02, E8, AE, B0, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, 44, 54, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
6.6062

Code size:
665.5 KB (681,472 bytes)

Scheduled Task
Task name:
542ea991-df67-43e2-ad2c-2419f4348e9f-2

Trigger:
Logon (Runs on logon)


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

TCP (HTTP):
Connects to ip-50-63-202-59.ip.secureserver.net  (50.63.202.59:80)

TCP (HTTP):
Connects to 125.235.4.59.adsl.viettel.vn  (125.235.4.59:80)

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