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boxrock.dll

Box Rock

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module boxrock.dll by Box Rock has been detected as adware by 31 anti-malware scanners. This file is typically installed with the program Box Rock by Yontoo Technology, Inc. which is a potentially unwanted software program. 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 and multiple other hosts.
Publisher:
Box Rock  (signed and verified)

Product:
Box Rock

Version:
1.0.0.6

MD5:
389a450d4f5c4ef6c86addf8ebebb57c

SHA-1:
e2bb04a31b74045ceeaca710d58957f0c1f02f97

SHA-256:
9a819a480deb4fe318e666849f586a666769a4cab9acf5bf7b2bdfd532290323

Scanner detections:
31 / 68

Status:
Adware

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

Analysis date:
12/26/2024 5:50:56 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.BrowseFox.AT
6339888

Agnitum Outpost
Riskware.Agent
7.1.1

Avira AntiVirus
ADWARE/BrowseFox.Gen2
7.11.200.114

avast!
Win32:BrowseFox-EZ [PUP]
150101-1

AVG
Adware BrowseFox.F
2014.0.4253

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15112

Bitdefender
Adware.BrowseFox.AT
1.0.20.60

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Browsefox-226
0.98/21511

Comodo Security
Application.Win32.BrowseFox.JM
20657

Dr.Web
Trojan.BPlug.144
9.0.1.012

Emsisoft Anti-Malware
Adware.BrowseFox.AT
9.0.0.4799

ESET NOD32
Win32/BrowseFox (variant)
9.10990

Fortinet FortiGate
Riskware/BrowseFox
4/2/2015

F-Prot
W32/S-f64f6ec1
v6.4.7.1.166

F-Secure
Adware.BrowseFox.AT
5.13.68

G Data
Adware.BrowseFox.AT
15.1.24

IKARUS anti.virus
AdWare.BrowseFox
t3scan.1.8.6.0

K7 AntiVirus
Trojan
13.190.14599

Malwarebytes
PUP.Optional.BoxRock.A
v2015.01.12.10

McAfee
Artemis!EE4C3DF750D2
5600.6887

MicroWorld eScan
Adware.BrowseFox.AT
16.0.0.36

NANO AntiVirus
Riskware.Win32.SwiftBrowse.dlbdsd
0.30.0.64448

nProtect
Trojan.GenericKD.2066478
15.01.08.01

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

Reason Heuristics
Threat.Yontoo.BoxRock
15.4.2.1

Sophos
Generic PUA IJ
4.98

SUPERAntiSpyware
PUP.PePatch/Variant
9961

Vba32 AntiVirus
AdWare.Kranet
3.12.26.3

VIPRE Antivirus
Threat.4150696
37588

Zillya! Antivirus
Backdoor.PePatch.Win32.60642
2.0.0.2044

File size:
244.2 KB (250,088 bytes)

Product version:
1.0.0.6

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

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\content.ie5\bb3i6yvr\boxrock.dll

Digital Signature
Signed by:
Box Rock

Authority:
VeriSign, Inc.

Valid from:
10/6/2014 7:00:00 PM

Valid to:
10/2/2015 6:59:59 PM

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:
1/12/2015 11:27:50 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:JdhoutToqlz4NmbXRAIieG5G4f9eAxjN+EIaI2XB3F1x8:JVtToqt4kLRA3eG7IK9F1x8

Entry address:
0x12854

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, 70, 30, 03, 10, E8, BD, 01, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, C4, 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, FC, A4, 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:
6.3586

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

The file boxrock.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 boxrock.dll has been seen being distributed by the following 2 URLs.

http://install-cdn.boxrock.info/bed?r=2015011318&bet=3

http://install-cdn.boxrock.info/bed?r=2015011302&bet=3

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