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rightsurf.browserfilter.helper.dll

RightSurf

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module rightsurf.browserfilter.helper.dll by RightSurf has been detected as adware by 27 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)

MD5:
b443d72c6b58a9105216b84a5ed72431

SHA-1:
f184dfed95c74c1176cf6d3d9de3f73dd93367e1

SHA-256:
fb1622ed3072a1228695c7aafb2d7713072dd16b6365f9a3d2e8700cab33daf3

Scanner detections:
27 / 68

Status:
Adware

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

Analysis date:
4/19/2024 6:32:06 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.BrowseFox.AU
6434017

AhnLab V3 Security
PUP/Win32.SwiftBrowse
2015.01.25

Avira AntiVirus
ADWARE/Adware.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

Clam AntiVirus
Win.Adware.Mplug-7
0.98/19974

Dr.Web
Trojan.BPlug.296
9.0.1.05190

Emsisoft Anti-Malware
Adware.BrowseFox.AU
9.0.0.4799

ESET NOD32
Win32/BrowseFox.W potentially unwanted application
7.0.302.0

F-Prot
W32/A-30cb0858
v6.4.7.1.166

F-Secure
Adware.BrowseFox.AU
5.13.68

G Data
Adware.BrowseFox.AU
15.1.24

K7 AntiVirus
Riskware
13.192.14744

McAfee
Program.BrowseFox.f
16.8.708.2

MicroWorld eScan
Adware.BrowseFox.AU
16.0.0.75

NANO AntiVirus
Riskware.Win32.Kranet.dczgjq
0.30.0.64812

nProtect
Trojan-Clicker/W32.Kranet.398064
15.01.23.01

Panda Antivirus
Trj/CI.A
15.01.25.01

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

Reason Heuristics
Adware.Yontoo.RightSurf
15.1.25.0

SUPERAntiSpyware
PUP.Kranet/Variant
10095

Vba32 AntiVirus
AdWare.LinkSwift
3.12.26.3

VIPRE Antivirus
Threat.4741131
36666

Zillya! Antivirus
Adware.Kranet.Win32.12
2.0.0.2044

File size:
388.7 KB (398,064 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\rightsurf\bin\rightsurf.browserfilter.helper.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:
12/8/2014 6:04:03 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:GRLdBzWsg2wx/LuLK0qc2t1SsRb28G+fjxpzwZ/Nep54m2dtCDCO4Asi7T25lD:SLdHsLejCJ128GexpM1e4+uOcCT2/

Entry address:
0x1A2DA

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, F5, 61, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, 8B, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, 40, D4, 05, 10, 89, 0D, 3C, D4, 05, 10, 89, 15, 38, D4, 05, 10, 89, 1D, 34, D4, 05, 10, 89, 35, 30, D4, 05, 10, 89, 3D, 2C, D4, 05, 10, 66, 8C, 15, 58, D4, 05, 10, 66, 8C, 0D, 4C, D4, 05, 10, 66, 8C, 1D, 28, D4, 05, 10, 66, 8C, 05, 24, D4, 05, 10, 66, 8C, 25, 20, D4, 05, 10, 66, 8C, 2D, 1C, D4, 05, 10, 9C, 8F, 05, 50, D4...
 
[+]

Entropy:
4.9090

Code size:
174 KB (178,176 bytes)

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