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WebfuiiBrowserFilter.exe

Webfuii

Installed as part of the Yontoo Webfuii 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 WebfuiiBrowserFilter.exe by Webfuii has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Webfuii  (signed and verified)

Version:
0.0.0.0

MD5:
47e11748aeb63fc750d24a6485bb90f0

SHA-1:
4bc9bceaa80e96c1be9806f85eaef0df7befaf71

SHA-256:
d4849cb4f3ab946483cf1b7fd97f2da2402fd541549a6a3f7517adf4f3eb5d0b

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
4/26/2024 11:53:29 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo.Webfuii (M)
16.2.7.18

File size:
41.3 KB (42,264 bytes)

Product version:
0.0.0.0

Original file name:
WebfuiiBrowserFilter.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\webfuii\bin\webfuiibrowserfilter.exe

Digital Signature
Signed by:
Webfuii

Authority:
VeriSign, Inc.

Valid from:
10/6/2013 8:00:00 PM

Valid to:
10/7/2014 7:59:59 PM

Subject:
CN=Webfuii, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Webfuii, 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:
658C92DE4B1AFFD7A1D69F49D0D049BA

File PE Metadata
Compilation timestamp:
3/5/2014 9:36:19 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
384:mmiqv44IB9kN6ijC3HMci8UAfXTaR3gxzNxLSX8xmEOsVWMZ2M213is33yAb1meT:qbsjCXFl1jIWusxnd7lNJX4VYN/11Czj

Entry address:
0xA002

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:
6.0282

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

Code size:
32.5 KB (33,280 bytes)

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