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{b99c8534-7800-48fa-bd71-519a46cdc7e1}.dll

XVRNT

BrowseMark

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module {b99c8534-7800-48fa-bd71-519a46cdc7e1}.dll, “TODO: <File description>” by BrowseMark has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
TODO: <Company name>  (signed by BrowseMark)

Product:
XVRNT

Description:
TODO: <File description>

Version:
3.1.0.3

MD5:
2c690fd50faad7c1b17edbe78df7029f

SHA-1:
1e0c8d419dc2cf682e852338dd38862306ca4928

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:
11/26/2024 10:39:49 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.14.16

File size:
274.3 KB (280,864 bytes)

Product version:
3.1.0.3

Copyright:
TODO: (c) <Company name>. All rights reserved.

Original file name:
XTLS.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\browsemark\bin\{b99c8534-7800-48fa-bd71-519a46cdc7e1}.dll

Digital Signature
Signed by:
BrowseMark

Authority:
VeriSign, Inc.

Valid from:
2/4/2014 8:00:00 AM

Valid to:
2/5/2015 7:59:59 AM

Subject:
CN=BrowseMark, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=BrowseMark, 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:
61D3176BC90758B1B3F2AF5F8E4B7075

Registration
CLSID:
{5A4E3A41-FA55-4BDA-AED7-CEBE6E7BCB52}

COM registered:
Yes

File PE Metadata
Compilation timestamp:
7/24/2014 5:02:23 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x1F6A7

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, A0, 7E, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, B8, 9C, 80, 02, 10, A3, 98, F2, 03, 10, C7, 05, 9C, F2, 03, 10, 92, 77, 02, 10, C7, 05, A0, F2, 03, 10, 46, 77, 02, 10, C7, 05, A4, F2, 03, 10, 7F, 77, 02, 10, C7, 05, A8, F2, 03, 10, E8, 76, 02, 10, A3, AC, F2, 03, 10, C7, 05, B0, F2, 03, 10, 14, 80, 02, 10, C7, 05, B4, F2, 03, 10, 04, 77, 02, 10, C7, 05, B8, F2, 03, 10, 66, 76, 02, 10, C7, 05, BC, F2, 03, 10, F2, 75...
 
[+]

Entropy:
6.4960

Code size:
192.5 KB (197,120 bytes)

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