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a398d4bfac9341b8983d.dll

AtuZi

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module a398d4bfac9341b8983d.dll by AtuZi has been detected as adware by 24 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:
AtuZi  (signed and verified)

MD5:
f2be4aeb66a382f7cec333aa93123d68

SHA-1:
8ec1da6ff8dea444e98815372838979eca69a110

SHA-256:
052715c44921929dba80982b9f23972e334578514c1254831a15e21fca6944d5

Scanner detections:
24 / 68

Status:
Adware

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

Analysis date:
4/19/2024 4:45:31 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.BrowseFox.K
833

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
Win-PUP/Swiftbrowse.195352
2014.10.21

Avira AntiVirus
Adware/BrowseFox.A.1099
7.11.179.192

AVG
Generic
2015.0.3311

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.141024

Bitdefender
Adware.BrowseFox.K
1.0.20.1485

Clam AntiVirus
Win.Adware.Swiftbrowse-86
0.98/21411

Dr.Web
Trojan.BPlug.100
9.0.1.0297

Emsisoft Anti-Malware
Adware.BrowseFox.K
8.14.10.24.06

ESET NOD32
Win32/BrowseFox
8.10591

F-Prot
W32/A-d34eca05
v6.4.7.1.166

F-Secure
Adware.BrowseFox.K
11.2014-24-10_6

G Data
Adware.BrowseFox
14.10.24

McAfee
BrowseFox
5600.6967

MicroWorld eScan
Adware.BrowseFox.K
15.0.0.891

NANO AntiVirus
Riskware.Win32.Agent.dedjsz
0.28.2.62671

nProtect
Trojan-Clicker/W32.Agent.195352
14.10.19.01

Qihoo 360 Security
HEUR/Malware.QVM30.Gen
1.0.0.1015

Reason Heuristics
PUP.AtuZi.U
14.10.24.18

Sophos
Browse Fox
4.98

Vba32 AntiVirus
AdWare.Agent
3.12.26.3

VIPRE Antivirus
Trojan.Win32.Generic
34096

Zillya! Antivirus
Adware.Kranet.Win32.76
2.0.0.1960

File size:
190.8 KB (195,352 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\atuzi\bin\a398d4bfac9341b8983d.dll

Digital Signature
Signed by:
AtuZi

Authority:
VeriSign, Inc.

Valid from:
4/17/2014 8:00:00 AM

Valid to:
4/18/2015 7:59:59 AM

Subject:
CN=AtuZi, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=AtuZi, 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:
1095EBEC0EFD96E9E4C801DCA0909C26

File PE Metadata
Compilation timestamp:
8/14/2014 2:56:42 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:i3A11Je0OVsR00frsTbnFe/UpM1qLZ+GQ+1m2E/TJLhCbP65jxpHuPQ:i3Qa0lOnFe/+pZ+G/1m2cTnCbiJjHuI

Entry address:
0x11CBD

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 71, 7C, 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, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, D0, 45, 02, 10, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, 34, 40, 02, 10, C9, C2, 08, 00, 8B, FF, 55, 8B, EC, 51, 53, 8B, 45, 0C, 83, C0, 0C, 89, 45, FC, 64...
 
[+]

Entropy:
6.5543

Code size:
140 KB (143,360 bytes)

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