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boxrock.purbrowseg.dll

Box Rock

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module boxrock.purbrowseg.dll by Box Rock has been detected as adware by 7 anti-malware scanners. 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.
Publisher:
Box Rock  (signed and verified)

Version:
1.0.5468.21056

MD5:
c34c3dd5b158e1124c95b9f37c85348b

SHA-1:
2c649e84276cc9890b9e6abcb9f96c6b55e631b3

SHA-256:
66d4ed3d583ed9949d24026b3232da121f99fca1b6e4d726cb58ee42acbe8173

Scanner detections:
7 / 68

Status:
Adware

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

Analysis date:
4/19/2024 5:25:11 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/BrowseFox.Gen7
7.11.197.30

avast!
Win32:BrowseFox-EZ [PUP]
141214-1

AVG
Generic
2015.0.3253

ESET NOD32
MSIL/BrowseFox.L potentially unwanted application
7.0.302.0

F-Secure
Riskware.Gen:Application.Heur.Qy9@kG0yrdfi
5.13.68

K7 AntiVirus
Unwanted-Program
13.188.14410

Reason Heuristics
PUP.BoxRock.R
14.12.22.4

File size:
933.2 KB (955,624 bytes)

Product version:
1.0.5468.21056

Original file name:
BoxRock.PurBrowseG2014122119.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\box rock\bin\plugins\boxrock.purbrowseg.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:
12/21/2014 7:42:00 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
12288:J917AwGMnLfwUaZpva4UZkfZwFcA9EAEsbXrUYGOHtL/r3HL6B6vsCmeuLdQArjF:JDtzfwUaZlSFOQtL/r3HLlsGABrjtgjK

Entry address:
0xE93C6

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 10, 00, 00, 00, 18, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 01, 00, 00, 00, 30, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, 00, 00, 00, 48, 00...
 
[+]

Entropy:
7.1791

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
925 KB (947,200 bytes)

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