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megabrowse.boas.dll

Mokiray

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module megabrowse.boas.dll by Mokiray has been detected as adware by 21 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:
Mokiray  (signed and verified)

Version:
1.0.5565.11632

MD5:
3849f1c8e17db429e628efe509e235bc

SHA-1:
d7e555eb3c74ede8ced3ec63b640351c0c991144

SHA-256:
f04def4949631e786e5461b63d547d0478366e482584ac8ab59233a8a058bb7d

Scanner detections:
21 / 68

Status:
Adware

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

Analysis date:
4/26/2024 8:09:35 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.Jatif.224
6324531

avast!
MSIL:BrowseFox-L [PUP]
150319-0

AVG
BrowseFox
2016.0.3156

Baidu Antivirus
Adware.MSIL.BrowseFox
4.0.3.15328

Bitdefender
Gen:Variant.Adware.Jatif.224
1.0.20.435

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Trojan.Yontoo.1734
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Adware.Jatif.224
9.0.0.4799

ESET NOD32
MSIL/BrowseFox.L potentially unwanted application
7.0.302.0

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

F-Secure
Gen:Variant.Adware.Jatif
5.13.68

G Data
Gen:Variant.Adware.Jatif.224
15.3.25

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

K7 AntiVirus
Adware
13.202.15414

Malwarebytes
PUP.Optional.Sanbreel.A
v2015.03.28.04

McAfee
Program.BrowseFox-FUT
16.8.708.2

MicroWorld eScan
Gen:Variant.Adware.Jatif.224
16.0.0.261

NANO AntiVirus
Riskware.Win32.BPlug.djpkri
0.30.8.659

Panda Antivirus
Trj/CI.A
15.03.28.04

Reason Heuristics
PUP.Yontoo
15.3.28.16

VIPRE Antivirus
Threat.4741131
38552

File size:
3.2 MB (3,324,136 bytes)

Product version:
1.0.5565.11632

Original file name:
MegaBrowse.BOAS2015032814.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\mega browse\bin\plugins\megabrowse.boas.dll

Digital Signature
Signed by:
Mokiray

Authority:
VeriSign, Inc.

Valid from:
1/4/2015 5:00:00 PM

Valid to:
3/5/2016 4:59:59 PM

Subject:
CN=Mokiray, O=Mokiray, 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:
13396D8733DD5F35D3FC41477C1EB99D

File PE Metadata
Compilation timestamp:
3/28/2015 8:27:48 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
49152:Wux8T4ZrfQpgCd50OLvtoS/m3rOqMGFWy4wzCbEs22XAmNo8GVVGpglWw7adt3Tk:WDU1fg+OLRZ1y4tQR8GmS7gt+HA6

Entry address:
0x32B662

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:
7.8268

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

Code size:
3.2 MB (3,315,712 bytes)

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