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99879ccbd2a74da7930c64.dll

Nano Surfer

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module 99879ccbd2a74da7930c64.dll by Nano Surfer has been detected as adware by 16 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:
3c81904fc70c260a460a0a1f52eb312f

SHA-1:
e83e6c24eca7146efb78509c9ef989e1ae41996c

SHA-256:
b7481a0b822cc6fdd09aacf6ae5f8d46fba79676bc8a59acaae776dc1cca63a6

Scanner detections:
16 / 68

Status:
Adware

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

Analysis date:
4/18/2024 12:05:34 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
Adware AdPlugin.CVX
2014.0.4311

Baidu Antivirus
Adware.Win64.BrowseFox
4.0.3.15328

Bkav FE
W64.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Browsefox-217
0.98/20010

Dr.Web
Trojan.Yontoo.495
9.0.1.087

ESET NOD32
Win64/BrowseFox.CI potentially unwanted application
9.7.0.302.0

F-Prot
W64/S-2db0ff0c
v6.4.7.1.166

herdProtect (fuzzy)
variant of 3bcf4f2c0bbb4d4cbf1f64.dll (Adware)
2015.7.3.9

McAfee
Program.BrowseFox-FWM
5600.6812

Reason Heuristics
PUP.Yontoo
15.3.28.22

Rising Antivirus
PE:Malware.Agent!6.1CAE
23.00.65.15326

VIPRE Antivirus
Trojan.Win32.Generic
35460

Zillya! Antivirus
Adware.Agent.Win64.30
2.0.0.2090

File size:
192.2 KB (196,856 bytes)

File type:
Dynamic link library (Win64 DLL)

Common path:
C:\Program Files\nano surfer\bin\99879ccbd2a74da7930c64.dll

Digital Signature
Signed by:
Nano Surfer

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:
1/11/2015 3:51:18 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:lqXmdzkYZFmxXTtHSJKL/z6LBL/xHnKGMHAdywn0e:cWl+GVgwn0

Entry address:
0x11748

Entry point:
48, 89, 5C, 24, 08, 48, 89, 74, 24, 10, 57, 48, 83, EC, 20, 49, 8B, F8, 8B, DA, 48, 8B, F1, 83, FA, 01, 75, 05, E8, 2F, 61, 00, 00, 4C, 8B, C7, 8B, D3, 48, 8B, CE, 48, 8B, 5C, 24, 30, 48, 8B, 74, 24, 38, 48, 83, C4, 20, 5F, E9, A7, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 66, 66, 0F, 1F, 84, 00, 00, 00, 00, 00, 48, 8B, C1, 49, 83, F8, 08, 72, 53, 0F, B6, D2, 49, B9, 01, 01, 01, 01, 01, 01, 01, 01, 49, 0F, AF, D1, 49, 83, F8, 40, 72, 1E, 48, F7, D9, 83, E1, 07, 74, 06...
 
[+]

Entropy:
6.1837

Code size:
128 KB (131,072 bytes)

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