MegaBrowse.FirstRun.exe

FirstRun

Mega Browse

The Yontoo branded FirstRun executable is distributed as part of a Yontoo product bundle and is desigend to install components of this ad-supported (injection) program as well as 'call home' to inform the server that the extension was installed and may request additional instructions. The application MegaBrowse.FirstRun.exe by Mega Browse has been detected as adware by 2 anti-malware scanners. This file is typically installed with the program Mega Browse by Yontoo Technology, Inc. which is a potentially unwanted software program.
Publisher:
Mega Browse  (signed and verified)

Product:
FirstRun

Version:
1.0.0.0

MD5:
f43cbfd5aab92394960bb302b9b6d2a5

SHA-1:
ca8155ce4665468aedfcdf415952064e19f1140c

SHA-256:
d2784c8d041e955179980ca00492c4014bdae9c0a57490c0374343d9945b4382

Scanner detections:
2 / 68

Status:
Adware

Explanation:
Part of the Yontoo ad injection web browser add-on.

Analysis date:
3/19/2014 4:22:24 AM UTC  (four months ago)

Scan engine
Detection
Engine version

Malwarebytes
v2014.03.19.12

Reason Heuristics
PUP.MegaBrowse.S
14.3.19.0

File size:
1.7 MB (1,757,472 bytes)

Product version:
1.0.0.0

Copyright:
Copyright © 2014

Original file name:
MegaBrowse.FirstRun.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\mega browse\megabrowse.firstrun.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
1/22/2014 4:00:00 AM

Valid to:
1/23/2015 3:59:59 AM

Subject:
CN=Mega Browse, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Mega Browse, 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:
151F3F44EFA5ADB264205FBF9F779B3D

File PE Metadata
Compilation timestamp:
3/12/2014 4:24:30 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
49152:H1EV7yqNGDTl+x0BkI2cWKIRmr3YncBIxHPD:H1EVGqgV+6BkIvpIRmrIn/xvD

Entry address:
0x1ACD5A

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:
7.9566

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

Code size:
1.7 MB (1,748,480 bytes)

The file MegaBrowse.FirstRun.exe has been discovered within the following programs.

Mega Browse  by Yontoo Technology, Inc.
This adware program injects advertisements with its affiliate ad providers in order to serve a number of ad types including banner, inline text links and popups.
megabrowse.biz/support
82% remove it
 
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There are 10 known variations of MegaBrowse.FirstRun.exe.

3 / 68      (Adware)
MegaBrowse.FirstRun.exe  1.0.0.0  (6124907bfa5112ca7884a56e5874f2b83ce63f89)

3 / 68      (Adware)
MegaBrowse.FirstRun.exe  1.0.0.0  (35fa4c66db3d266635d63dbb790d1fee7f531ec5)

2 / 68      (Adware)
MegaBrowse.FirstRun.exe  1.0.0.0  (96412a153801249e6ea33d433ac7880eef55b32e)

2 / 68      (Adware)
MegaBrowse.FirstRun.exe  1.0.0.0  (8f66ab95b3a0b034fd5ff128c50ce34145eda8ce)

2 / 68      (Adware)
MegaBrowse.FirstRun.exe  1.0.0.0  (b9ae6e41e928670ebf9298769300934d67897a79)

2 / 68      (Adware)
MegaBrowse.FirstRun.exe  1.0.0.0  (ea82e3398c66ede8af63172d73b8d000762d04e5)

0 / 68
MegaBrowse.FirstRun.exe  1.0.0.0  (9d74b035077c1649d883e67abbd6c9dd04fd7a17)

1 / 68      (Adware)
MegaBrowse.FirstRun.exe  1.0.0.0  (ad5bae37215aff61034b80805d9327d65c18c248)

2 / 68      (Adware)
MegaBrowse.FirstRun.exe  1.0.0.0  (8f18db38f53689aa818c7a183a2ff616318076dc)

2 / 68      (Adware)
MegaBrowse.FirstRun.exe  1.0.0.0  (13726052bba9aa8d75752d9db2fa8073a526da16)

2 / 68      (Adware)
updatemegabrowse.exe  (eea22ff5420360ab3f4b7b4054ae6e0d092e8ddc)

21 / 68    (Adware)
megabrowsebho.dll  (b2c85bf1d054b055477fdd5b21890125cd6a1d30)

4 / 68      (Adware)
megabrowsesetup.exe  (1218d55a623772c67947ad7be69582846960d45c)

22 / 68    (Adware)
setup.exe  (bf3f72c86d98cc277cbefbdd47f78f7d7bb17d33)

1 / 68      (Adware)
MegaBrowseBrowserFilter.exe  (8ca5754fc77805af4f0a781743c2bdbbab08024b)

1 / 68      (Adware)
megabrowse.browserfilter.helper.dll  (966997c9efd73e187e1454c644942dcfd801c078)

1 / 68      (Adware)
MegaBrowse.BrowserFilterG.dll  (c1106a62aa211c2411bf7c89ae9634cea3fac5aa)

1 / 68      (Adware)
MegaBrowse.CompatibilityChecker.dll  (7a845e981e5b032208cf10fcb032907d7f04bbde)

1 / 68      (Adware)
MegaBrowse.FFUpdate.dll  (4b231cd467fec51e6de27eea14089f3e08d6b236)

1 / 68      (Adware)
utilmegabrowse.exe  (e746c2e4b2991ef7281de471dd55dfdd6ef84bf8)

1 / 68      (Adware)
MegaBrowse.BrowserFilter.dll  (608452d32be24ebb63d41e4fd4f4e526708dad49)

Detection Incidence by Country