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rightsurf.brt.dll

RightSurf

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module rightsurf.brt.dll by RightSurf has been detected as adware by 21 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:
RightSurf  (signed and verified)

Version:
1.0.5501.16232

MD5:
a98b5204dbcf21ef3a23468c71be5df6

SHA-1:
308d1331dc9479e6a18e08ba97276b484c6a5262

SHA-256:
46e5ff1b4d8a07b313e92421576f68ea76816a309682750505a826d4653464a2

Scanner detections:
21 / 68

Status:
Adware

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

Analysis date:
4/20/2024 5:12:30 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.BrowseFox.AU
6435775

AhnLab V3 Security
Win-PUP/BrowseFox.Gen
2015.01.25

Avira AntiVirus
ADWARE/BrowseFox.Gen7
7.11.204.248

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

AVG
Generic
2016.0.3219

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15125

Bitdefender
Adware.BrowseFox.AU
1.0.20.125

Bkav FE
W32.HfsAdware
1.3.0.6379

Emsisoft Anti-Malware
Adware.BrowseFox.AU
9.0.0.4799

ESET NOD32
Win32/BrowseFox.S potentially unwanted application
7.0.302.0

F-Prot
W32/S-ec8d6173
v6.4.7.1.166

F-Secure
Adware.BrowseFox.AU
5.13.68

G Data
Adware.BrowseFox.AU
15.1.24

K7 AntiVirus
Unwanted-Program
13.192.14746

Malwarebytes
PUP.Optional.Sanbreel.A
v2015.01.25.01

McAfee
Artemis!A98B5204DBCF
5600.6875

MicroWorld eScan
Adware.BrowseFox.AU
16.0.0.75

nProtect
Adware.BrowseFox.AU
15.01.23.01

Qihoo 360 Security
Win32/Virus.Adware.708
1.0.0.1015

Reason Heuristics
PUP.Yontoo
15.1.25.1

VIPRE Antivirus
Threat.4741131
36666

File size:
2.2 MB (2,344,176 bytes)

Product version:
1.0.5501.16232

Original file name:
RightSurf.BRT2015012317.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\rightsurf\bin\plugins\rightsurf.brt.dll

Digital Signature
Signed by:
RightSurf

Authority:
VeriSign, Inc.

Valid from:
11/4/2014 5:30:00 AM

Valid to:
1/4/2016 5:29:59 AM

Subject:
CN=RightSurf, O=RightSurf, 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:
1E8F736F9D4CC702BAD040A691E0353D

File PE Metadata
Compilation timestamp:
1/23/2015 10:31:10 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
49152:NiIaxqIFgYIwt8pRZap3LJAtQlbWQqIz6/IJcACymksYNOmLzKHs:8IaE4/jR1WQqIzyI9myX/ks

Entry address:
0x23C336

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, 02, 00, 00, 00, 6E, 00, 00, 00, 78, C3, 23, 00, 78, A5, 23, 00, 52, 53, 44, 53, 78, 53, 5B, 22, 61, 1A, 9F, 49, A0, AB, CD, E2, B9, 90, 91, EE, 01, 00, 00, 00, 44, 3A, 5C, 55, 74, 69, 6C, 69, 74, 69, 65, 73, 5C, 67, 66, 70, 71, 65, 66, 61, 61, 2E, 76, 68, 66, 5C, 44, 65, 73, 6B, 74, 6F, 70, 5C, 44, 65, 73, 6B...
 
[+]

Entropy:
7.7850

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

Code size:
2.2 MB (2,335,744 bytes)

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