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mountainbike.compatibilitychecker.dll

Mountain Bike

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module mountainbike.compatibilitychecker.dll by Mountain Bike has been detected as adware by 13 anti-malware scanners. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Publisher:
Mountain Bike  (signed and verified)

Version:
1.0.5592.9399

MD5:
9a8734e6f7e09a7af720e4c61f63cfa3

SHA-1:
35fef2048e0c8f10e32a4c8909567225dbe3fbd1

SHA-256:
4b4caeedaa08f883a2c50261c837531c1214dc015b2e5a9f713586d1c8c692c7

Scanner detections:
13 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
5/8/2024 11:36:03 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
W32/Sality.AT
7.11.30.172

AVG
Generic
2016.0.3129

Baidu Antivirus
Adware.MSIL.BrowseFox
4.0.3.15425

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Trojan.Yontoo.1742
9.0.1.05190

ESET NOD32
MSIL/BrowseFox.N potentially unwanted application
7.0.302.0

F-Prot
W32/S-35d3e685
v6.4.7.1.166

IKARUS anti.virus
PUA.MSIL.BrowseFox
t3scan.1.8.9.0

K7 AntiVirus
Adware
13.203.15707

McAfee
Program.BrowseFox-FUT
16.8.708.2

NANO AntiVirus
Riskware.Win32.BPlug.djpkri
0.30.20.1219

Reason Heuristics
Adware.Yontoo.MountainBike
15.4.24.23

VIPRE Antivirus
Threat.4741131
39354

File size:
117.7 KB (120,568 bytes)

Product version:
1.0.5592.9399

Original file name:
MountainBike.CompatibilityChecker2015042413.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\mountain bike\bin\plugins\mountainbike.compatibilitychecker.dll

Digital Signature
Signed by:
Mountain Bike

Authority:
VeriSign, Inc.

Valid from:
1/10/2015 7:00:00 PM

Valid to:
1/11/2016 6:59:59 PM

Subject:
CN=Mountain Bike, O=Mountain Bike, L=San Diego, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
25B97080EDAA57F7AD57607CEEA9C13E

File PE Metadata
Compilation timestamp:
4/24/2015 9:13:27 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
3072:m4X0b6cp2gs83SmrBZLHr6a/1mJ7yvyCknWvRH:m4LLwSEuJtCzH

Entry address:
0x1D4C6

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:
6.3939

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

Code size:
109.5 KB (112,128 bytes)

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