nanosurfer.boashelper.exe

Nano Surfer

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application nanosurfer.boashelper.exe by Nano Surfer has been detected as adware by 19 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:
Nano Surfer  (signed and verified)

MD5:
d5bf787cb14fdfc8ef96a0c3b8ef2393

SHA-1:
9c0ff3fce360b0ddcadb96b40cae8e42e76d87fd

SHA-256:
ddb112d62897f23da84f37d9794ff74574878a9c6e567eb3595e0465946229a5

Scanner detections:
19 / 68

Status:
Adware

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

Analysis date:
4/19/2024 1:33:20 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.BrowseFox
2015.03.29

Avira AntiVirus
ADWARE/BrowseFox.Gen7
3.6.1.96

AVG
Generic
2016.0.3156

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15328

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Swiftbrowse-547
0.98/20482

Comodo Security
Application.Win32.AltBrowse.ISPI
21575

Dr.Web
Trojan.Yontoo.1808
9.0.1.087

ESET NOD32
Win32/BrowseFox.R potentially unwanted application
9.7.0.302.0

F-Prot
W32/S-737fdba0
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.204.15963

NANO AntiVirus
Riskware.Win32.BrowseFox.dguede
0.30.24.1357

Norman
Gen:Variant.Adware.Graftor.159134
11.20150328

Reason Heuristics
PUP.Yontoo
15.3.28.21

Vba32 AntiVirus
AdWare.SwiftBrowse
3.12.26.3

VIPRE Antivirus
Threat.4150696
39486

Zillya! Antivirus
Trojan.Black.Win32.19976
2.0.0.2183

File size:
1.6 MB (1,649,912 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\nano surfer\bin\nanosurfer.boashelper.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
12/16/2014 4:00:00 PM

Valid to:
12/17/2015 3:59:59 PM

Subject:
CN=Nano Surfer, O=Nano Surfer, L=Santa Monica, 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:
4C3408B948BFE38825B699D7ED92B282

File PE Metadata
Compilation timestamp:
3/28/2015 9:34:01 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
49152:uFwpANimTLC05fyW4II6yg648L3W2I8jeCm7+aXzppnfaLbb8:Si6C0YW4INyg648L3WP8qXXtpnfa7

Entry address:
0xF6B5B

Entry point:
E8, CC, 84, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 53, 8B, 5D, 08, 83, FB, E0, 77, 6F, 56, 57, 83, 3D, 94, E1, 56, 00, 00, 75, 18, E8, F8, 77, 00, 00, 6A, 1E, E8, 42, 76, 00, 00, 68, FF, 00, 00, 00, E8, 81, 28, 00, 00, 59, 59, 85, DB, 74, 04, 8B, C3, EB, 03, 33, C0, 40, 50, 6A, 00, FF, 35, 94, E1, 56, 00, FF, 15, 2C, F2, 51, 00, 8B, F8, 85, FF, 75, 26, 6A, 0C, 5E, 39, 05, E0, E9, 56, 00, 74, 0D, 53, E8, 0F, 85, 00, 00, 59, 85, C0, 75, A9, EB, 07, E8, 47, 0C, 00, 00, 89, 30, E8, 40, 0C, 00, 00, 89...
 
[+]

Entropy:
6.4163

Code size:
1.1 MB (1,171,456 bytes)

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