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updatemegabrowse.exe

Mokiray

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application updatemegabrowse.exe by Mokiray has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Mokiray  (signed and verified)

Version:
1.0.5457.22251

MD5:
a6cfbde9136af446cbf79a3c2d4abdbf

SHA-1:
4a53e591430e82adba3fc11873888be160b00560

SHA-256:
984aafb1a194a4dd76f1f5c4044cc705405bf1556ec1b964c3f624d0999ae688

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
5/14/2024 4:03:51 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.11.6

File size:
511.3 KB (523,544 bytes)

Product version:
1.0.5457.22251

Original file name:
MegaBrowse2014121020.exe

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\mega browse\updatemegabrowse.exe

Digital Signature
Signed by:
Mokiray

Authority:
VeriSign, Inc.

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

Valid to:
1/23/2015 12:59:59 AM

Subject:
CN=Mokiray, OU=Digital ID Class 3 - Microsoft Software Validation v2, 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:
6190556C04EEBA4051F111670BD7D546

File PE Metadata
Compilation timestamp:
12/10/2014 9:21:48 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x7F916

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...
 
[+]

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

Code size:
502.5 KB (514,560 bytes)

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