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boxrockbho.dll

Box Rock

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module boxrockbho.dll by Box Rock has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This file is typically installed with the program Box Rock by Yontoo Technology, Inc. which is a potentially unwanted software program. The file has been seen being downloaded from install-cdn.boxrock.info.
Publisher:
Box Rock  (signed and verified)

Product:
Box Rock

Version:
1.0.0.7

MD5:
5efc8fda60249232172c144b7168cc5c

SHA-1:
6e9eefef04c2f10ba4836939de8bd24f421bb45a

SHA-256:
60095518d411cfe243853f69979030c7959bc17b753a58148eb5ac4c84144807

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:
12/26/2024 6:13:04 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.BoxRock (M)
16.4.5.19

File size:
262.7 KB (269,032 bytes)

Product version:
1.0.0.7

Copyright:
(c) Box Rock. All rights reserved.

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\box rock\boxrockbho.dll

Digital Signature
Signed by:
Box Rock

Authority:
VeriSign, Inc.

Valid from:
10/7/2014 2:00:00 AM

Valid to:
10/3/2015 1:59:59 AM

Subject:
CN=Box Rock, O=Box Rock, 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:
1125198B1C5DF8CC1185255178F1DAFC

Registration
CLSID:
{464deeb8-b74f-4117-b8ec-e42f4028f3d1}

COM registered:
Yes

File PE Metadata
Compilation timestamp:
2/28/2015 5:24:27 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:J/i6UU9JriXzSVBQbHHqeRB+Vbm63Av+fkAZZKTqhxCBcEe:J/i6Uy+jSVGnqequj+ZBgm5

Entry address:
0xF515

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, EA, 7E, 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, A8, 21, 03, 10, E8, 4C, 02, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 0C, 77, 03, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, C4, 93, 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:
6.0711

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

The file boxrockbho.dll has been discovered within the following program.

Box Rock  by Yontoo Technology, Inc.
Box Rock is an adware program (supported by various types of advertising) that is usually bundled by third party installers and download managers.
boxrock.info/support
83% remove it
 
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The file boxrockbho.dll has been seen being distributed by the following URL.

http://install-cdn.boxrock.info/bed?r=2015022821&bet=3

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