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a398d4bfac9341b8983d64.dll

AtuZi

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module a398d4bfac9341b8983d64.dll by AtuZi has been detected as adware by 12 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:
9d604650d004f2e554915bc65c5303cb

SHA-1:
42eca2b3693a6d5449e6a4322b57f8a05f39ec03

SHA-256:
caab9aba92ee9c9054c30237d150e27bba95e81c2e41d89e5ba7367cab1a92d5

Scanner detections:
12 / 68

Status:
Adware

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

Analysis date:
4/25/2024 4:54:47 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.BPlug
7.1.1

AVG
Adware Generic5.BZFO
2014.0.4040

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.141024

Clam AntiVirus
Win.Adware.Swiftbrowse-281
0.98/21411

Dr.Web
Trojan.BPlug.218
9.0.1.05190

ESET NOD32
Win64/BrowseFox
8.10617

McAfee
Adware-BrowseFox
5600.6967

nProtect
Trojan-Clicker/W32.Agent.197400
14.10.24.01

Reason Heuristics
PUP.AtuZi.W
14.10.24.18

Sophos
Browse Fox
4.98

VIPRE Antivirus
Adware.BrowseFox
34220

Zillya! Antivirus
Adware.Kranet.Win64.4
2.0.0.1966

File size:
192.8 KB (197,400 bytes)

File type:
Dynamic link library (Win64 DLL)

Common path:
C:\Program Files\atuzi\bin\a398d4bfac9341b8983d64.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 2:52:31 PM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:tP1njdfnYakEYPDXy4VTfFGUTRQJhuK1wpt+xCib6lDt:tP1RYEYPDXbTfFnTRQJhve2Zmlh

Entry address:
0x11648

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, 43, 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, 48, 89, 5C, 24, 10, 48, 89, 7C, 24, 18, 55, 48, 8B, EC, 48, 83, EC, 60, 48, 8B, FA, 48, 8B, D9, 48, 8D, 4D, C0, 48, 8D, 15, 75, 00, 01, 00, 41, B8, 40, 00, 00, 00, E8, DA, F4, FF, FF, 48, 8D, 55, 10, 48, 8B, CF, 48, 89, 5D, E8, 48, 89, 7D, F0, E8, B6, DD...
 
[+]

Entropy:
6.1649

Code size:
128 KB (131,072 bytes)

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