xavenbho.dll

Xaven

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module xavenbho.dll by Xaven has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘Xaven’.
Publisher:
Xaven  (signed and verified)

Product:
Xaven

Version:
1.0.0.2

MD5:
281fdf8b6073d6ec56ff937cc63b686c

SHA-1:
cac8326a2b2abd03f4ab2d0f8bdc3844b7fbab36

SHA-256:
734f64b3813e953e88d1cdc5754ea19e3bd3ca5432d50640b333bba7997eda70

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:
12/25/2024 12:58:29 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo (M)
16.10.23.0

File size:
243.8 KB (249,624 bytes)

Product version:
1.0.0.2

Copyright:
(c) Xaven. All rights reserved.

Original file name:
XavenIEClient.dll

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\xaven\xavenbho.dll

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
10/7/2013 3:00:00 AM

Valid to:
10/8/2014 2:59:59 AM

Subject:
CN=Xaven, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Xaven, 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:
0A5CE2C650CAC6A06298CBDABAEB9E5A

Registration
CLSID:
{09a08fc6-0bae-43aa-9465-332fa630a374}

COM registered:
Yes

File PE Metadata
Compilation timestamp:
2/18/2014 8:55:33 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:PM4UVcO+kwQZftayfl3ShPvlEnPxVNsTI9+0IaI7pS6xP3+oo:PM13nfBShOz97I9FP+oo

Entry address:
0x12844

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 41, 8D, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 07, 00, 00, 00, 83, C4, 0C, 5D, C2, 0C, 00, 6A, 0C, 68, 60, 2D, 03, 10, E8, BD, 01, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, C4, 67, 03, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, BC, A1, 02, 10, 85, C9, 74, 0C, FF, 75, 10, 56, FF, 75, 08, FF, D1, 89, 45, E4, 85, C0, 0F, 84, B1, 00, 00, 00, FF, 75, 10, 56, FF, 75, 08, E8, 11, FE, FF, FF, 89, 45, E4...
 
[+]

Entropy:
6.3652

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

Internet Explorer BHO
Display name:
Xaven

CLSID:
{09a08fc6-0bae-43aa-9465-332fa630a374}


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