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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 36 anti-malware scanners. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘Box Rock 1.0.0.7’. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages. 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:
3af879786d1d3c29cf76d7f9c93f86e0

SHA-1:
1a61411e3e780b07bf684666d71c016e3b31776b

SHA-256:
dc44283b89b47f178db916bf97d5fed781cbcd2b5c750e6ef12d5fa9f967f1e5

Scanner detections:
36 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
11/23/2024 6:03:49 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.BrowseFox.AT
6390799

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
Adware/Win32.BrowseFox
2015.01.13

Avira AntiVirus
ADWARE/BrowseFox.Gen2
7.11.200.132

avast!
Win32:BrowseFox-EZ [PUP]
150203-1

AVG
Adware BrowseFox.F
2016.0.3199

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15213

Bitdefender
Adware.BrowseFox.AT
1.0.20.220

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Browsefox-226
0.98/19967

Comodo Security
Application.Win32.BrowseFox.JM
20682

Dr.Web
Trojan.Yontoo.1016
9.0.1.05190

Emsisoft Anti-Malware
Adware.BrowseFox.AT
9.0.0.4799

ESET NOD32
Win32/BrowseFox.AE potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/BrowseFox
2/13/2015

F-Prot
W32/S-7bed2e86
v6.4.7.1.166

F-Secure
Adware.BrowseFox.AT
5.13.68

G Data
Adware.BrowseFox.AT
15.2.24

IKARUS anti.virus
AdWare.BrowseFox
t3scan.1.8.6.0

K7 AntiVirus
Trojan
13.190.14604

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.2491

Malwarebytes
PUP.Optional.BoxRock.A
v2015.02.13.06

McAfee
Artemis!5262406CB8CD
5600.6855

MicroWorld eScan
Adware.BrowseFox.AT
16.0.0.132

NANO AntiVirus
Riskware.Win32.SwiftBrowse.dlbdsd
0.30.0.64448

Norman
Adware.BrowseFox.AP
11.20150213

nProtect
Adware.BrowseFox.AT
15.01.12.01

Panda Antivirus
Trj/CI.A
15.02.13.06

Qihoo 360 Security
HEUR/QVM30.1.Malware.Gen
1.0.0.1015

Reason Heuristics
Threat.Yontoo.BoxRock
15.4.2.1

Sophos
Generic PUA OF
4.98

SUPERAntiSpyware
Adware.BrowseFox/Variant
10055

Trend Micro House Call
Suspicious_GEN.F47V0807
7.2.44

Vba32 AntiVirus
AdWare.SwiftBrowse
3.12.26.3

VIPRE Antivirus
Yontoo
32026

Zillya! Antivirus
Backdoor.PePatch.Win32.60642
2.0.0.2043

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 1:00:00 AM

Valid to:
10/3/2015 12:59:59 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

File PE Metadata
Compilation timestamp:
2/11/2015 11:30:08 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:A/i6UU9JriXzSVBQbHHqeRB+Vbm63Av+fkAZZKTrhxCNcEW:A/i6Uy+jSVGnqequj+Z0gKl

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:
6.0712

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

Internet Explorer BHO
Display name:
Box Rock 1.0.0.7

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


The file boxrockbho.dll has been seen being distributed by the following URL.

http://install-cdn.boxrock.info/bed?r=2015021203&bet=3

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