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brasssearch.expext.dll

Brass Search

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

Version:
1.0.5558.34939

MD5:
7ceb2c6d3df4333aeb8a32408371189d

SHA-1:
c5385ce90195ea0cbb42bee69a3553e4107fc388

SHA-256:
ce23d29ce4a7113b8abfd0cc6253eae330dd7262d2520ada32764faacdf19e84

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:
12/24/2024 11:28:06 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.10.3

File size:
491.2 KB (503,032 bytes)

Product version:
1.0.5558.34939

Original file name:
BrassSearch.ExpExt2015032203.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\brass search\bin\plugins\brasssearch.expext.dll

Digital Signature
Signed by:
Brass Search

Authority:
VeriSign, Inc.

Valid from:
3/12/2015 3:00:00 AM

Valid to:
4/11/2016 2:59:59 AM

Subject:
CN=Brass Search, O=Brass Search, 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:
14B70763F7359103960BFC81500A256C

File PE Metadata
Compilation timestamp:
3/22/2015 6:24:50 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x7AB9E

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, A0, 07, 00, 0C, 00, 00, 00, A0, 3B, 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:
483 KB (494,592 bytes)

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