luckyleapBrowserFilter.exe

lucky leap

Installed as part of the Yontoo lucky leap branded web browser extension, the BrowserFilter component is responsible for injecting advertising in the browser based on the context of the HTML being rendered. Ads are injected in the browser in the form of inline text, coupons, multi-site searching and additional offers. The application luckyleapBrowserFilter.exe by lucky leap has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. While running, it connects to the Internet address install.luckyleap.net on port 80 using the HTTP protocol.
Publisher:
lucky leap  (signed and verified)

Version:
0.0.0.0

MD5:
b2c6b27497b114cfd4d3efa3d4643ad0

SHA-1:
645f9ba23a7ba4628dbe7625f800ef97d77dbfec

SHA-256:
57152c887fe32f99f70f7580659c5afe48159b7cdae7ab831281b0dbf92f2e9c

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
4/19/2024 12:29:30 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo (M)
17.2.12.5

File size:
41.3 KB (42,272 bytes)

Product version:
0.0.0.0

Original file name:
luckyleapBrowserFilter.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\lucky leap\bin\luckyleapbrowserfilter.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
8/12/2013 8:00:00 PM

Valid to:
8/13/2015 7:59:59 PM

Subject:
CN=lucky leap, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=lucky leap, 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:
6A5011DFCDBB457548BCC92ED7587788

File PE Metadata
Compilation timestamp:
9/15/2014 7:55:38 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

.NET CLR dependent:
Yes

Entry address:
0xA00E

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:
6.0358

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

Code size:
32.5 KB (33,280 bytes)

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

TCP (HTTP):
Connects to install.luckyleap.net  (70.186.131.184:80)

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