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GrabRezBrowserFilter.exe

GrabRez

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

Version:
0.0.0.0

MD5:
3b6055fc432e579f68b45f69d9b37395

SHA-1:
03db92aac6763c1d7ca6b00e95804645c3c2f18e

SHA-256:
9769e7d2ae83da2e28dbdeceefa4dd70890cc7fc0036278c05cf93a9126646be

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
11/23/2024 10:39:43 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.14.5

File size:
35.3 KB (36,120 bytes)

Product version:
0.0.0.0

Original file name:
GrabRezBrowserFilter.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\grabrez\bin\grabrezbrowserfilter.exe

Digital Signature
Signed by:
GrabRez

Authority:
VeriSign, Inc.

Valid from:
11/27/2013 6:00:00 AM

Valid to:
11/28/2014 5:59:59 AM

Subject:
CN=GrabRez, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=GrabRez, 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:
63321F6F4FC45CBD2C4E1616655D18DB

File PE Metadata
Compilation timestamp:
10/19/2014 6:32:34 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x88B2

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, 02, 00, 00, 00, 6D, 00, 00, 00, F4, 88, 00, 00, F4, 6A, 00, 00, 52, 53, 44, 53, BF, 1C, 9C, 9D, 9E, 02, AE, 49, 94, D8, A8, 88, 8F, 1B, 0C, 88, 01, 00, 00, 00, 44, 3A, 5C, 55, 74, 69, 6C, 69, 74, 69, 65, 73, 5C, 62, 31, 35, 6B, 34, 75, 35, 71, 2E, 66, 62, 67, 5C, 44, 65, 73, 6B, 74, 6F, 70, 5C, 42, 72, 6F, 77...
 
[+]

Entropy:
6.1002

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

Code size:
26.5 KB (27,136 bytes)

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