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KrabWeb.BRT.Helper.exe

Krab Web

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application KrabWeb.BRT.Helper.exe by Krab Web has been detected as adware by 9 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:
Krab Web  (signed and verified)

Version:
1.0.0.0

MD5:
94da85d9b76f74d50dbd8374594002e6

SHA-1:
f8942cdae07a68eee1efd72b823b9ac5f741fa2a

SHA-256:
ad0cd74c457733daf1fcce63b7677f822cfe823c1c0d8f3cbb9c61b0f4d5f8f2

Scanner detections:
9 / 68

Status:
Adware

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

Analysis date:
4/24/2024 1:03:33 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:BrowseFox-BV [PUP]
2014.9-141019

Baidu Antivirus
Adware.Win64.BrowseFox
4.0.3.141019

Dr.Web
Trojan.BPlug.203
9.0.1.0292

ESET NOD32
Win64/BrowseFox.AU (variant)
8.10564

Fortinet FortiGate
Adware/BrowseFox
10/19/2014

Kaspersky
not-a-virus:HEUR:AdWare.MSIL.Kranet
14.0.0.3077

McAfee
BrowseFox.b
5600.6972

Reason Heuristics
PUP.KrabWeb.Q
14.10.19.16

Sophos
Generic PUA PI
4.98

File size:
157.2 KB (161,008 bytes)

Product version:
1.0.0.0

Original file name:
KrabWeb.BRT.Helper.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\krab web\bin\krabweb.brt.helper.exe

Digital Signature
Signed by:
Krab Web

Authority:
VeriSign, Inc.

Valid from:
10/6/2014 6:00:00 PM

Valid to:
10/7/2015 5:59:59 PM

Subject:
CN=Krab Web, O=Krab Web, L=Santa Monica, 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:
7267FFF9DE9B65FB24D2CA9CB6A3E8F9

File PE Metadata
Compilation timestamp:
10/12/2014 11:22:34 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
3072:0WJy1xPuBOGWy+6ANoHUYt9UjC/Pq1D6SLjVaujdCkAjvUlP/:0WJySbWy+6aoHUsUjCnq1DzMwdiLu

Entry address:
0x270F6

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:
6.1288

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

Code size:
148.5 KB (152,064 bytes)

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