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acerace.dll

matinooch

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module acerace.dll by matinooch has been detected as adware by 3 anti-malware scanners. This file is typically installed with the program ace race by Yontoo Technology, Inc. which is a potentially unwanted software program. 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. The file has been seen being downloaded from install-cdn.acerace.net and multiple other hosts.
Publisher:
ace race  (signed by matinooch)

Product:
ace race

Version:
1.0.0.7

MD5:
d9783e6c2beede1fc5b121c25bf72323

SHA-1:
8fa408235f21c7fd1a78f6e6175d54614cbe4093

SHA-256:
928d4da5166032636ddd15cfca83f974c44518da0127e27f6affd0912d05c299

Scanner detections:
3 / 68

Status:
Adware

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

Analysis date:
12/27/2024 5:27:03 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/BrowseFox.Gen2
7.11.206.68

Malwarebytes
PUP.Optional.AceRace.A
v2015.02.01.07

Reason Heuristics
PUP.Yontoo
15.3.1.13

File size:
262.7 KB (269,040 bytes)

Product version:
1.0.0.7

Copyright:
(c) ace race. All rights reserved.

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\content.ie5\n88z2r61\acerace.dll

Digital Signature
Signed by:
matinooch

Authority:
VeriSign, Inc.

Valid from:
9/2/2014 9:30:00 AM

Valid to:
9/3/2015 9:29:59 AM

Subject:
CN=matinooch, O=matinooch, 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:
5F6686B82CD125EC971480A26348C35D

File PE Metadata
Compilation timestamp:
2/1/2015 1:00:44 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:L/i6Uh9JriXzSVBQbHHqeRB+Vrm63Av+xkAZZKTxhLdLcEa:L/i6UZ+jSVGnqeauJ+ZeJ4V

Entry address:
0xF515

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, EA, 7E, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 07, 00, 00, 00, 83, C4, 0C, 5D, C2, 0C, 00, 6A, 0C, 68, A8, 21, 03, 10, E8, 4C, 02, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 0C, 77, 03, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, C4, 93, 02, 10, 85, C9, 74, 0C, FF, 75, 10, 56, FF, 75, 08, FF, D1, 89, 45, E4, 85, C0, 0F, 84, B1, 00, 00, 00, FF, 75, 10, 56, FF, 75, 08, E8, 11, FE, FF, FF, 89, 45, E4...
 
[+]

Entropy:
6.0704

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

The file acerace.dll has been discovered within the following programs.

ace race  by Yontoo Technology, Inc.
Ace Race is an ad-supported program that will display third-party advertisements in the form of coupons, price-comparisons, display media, affiliate links, banners, popups/popunders and other links through means including but not limited to the content of any web page accessed, plug-ins, add-ons, or the browser itself.
acerace.net/support
86% remove it
Buzzdock  by Alactro LLC
This is a web browser extension that injects advertising. From the EULA: "Buzzdock is free to download and use. Buzzdock is supported by advertising, and users will see additional ads on websites where Buzzdock features operate.
www.buzzdock.com/faq-support
79% remove it
 
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The file acerace.dll has been seen being distributed by the following 4 URLs.

http://install-cdn.acerace.net/bed?r=2015020107&bet=3

http://install-cdn.acerace.net/bed?r=2015020112&bet=3

http://install-cdn.acerace.net/bed?r=2015020117&bet=3

http://install-cdn.acerace.net/bed?r=2015020122&bet=3

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