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acerace.ofsvc.dll

Ace Race

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module acerace.ofsvc.dll by Ace Race has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Ace Race  (signed and verified)

Version:
1.0.5479.29512

MD5:
247d20250b390ff8bcc75ffc653f2697

SHA-1:
8399a844b5a30baf4b82e7d2c36d2ecc693e37be

SHA-256:
d16b4e63f4777aa11b66dfcde50cad390d2d75b583f2509c31e6ae3e51e631c5

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
5/13/2024 4:23:44 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.2.17

File size:
1.5 MB (1,581,808 bytes)

Product version:
1.0.5479.29512

Original file name:
acerace.OfSvc2015010200.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\ace race\bin\plugins\acerace.ofsvc.dll

Digital Signature
Signed by:
Ace Race

Authority:
VeriSign, Inc.

Valid from:
10/7/2014 1:00:00 AM

Valid to:
10/8/2015 12:59:59 AM

Subject:
CN=Ace Race, O=Ace Race, 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:
47DF877938071D6194F321723076892E

File PE Metadata
Compilation timestamp:
1/2/2015 12:23:49 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x181FEA

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 02, 00, 00, 00, 70, 00, 00, 00, 2C, 20, 18, 00, 2C, 02, 18, 00, 52, 53, 44, 53, 1C, C1, E0, 53, 05, 96, E9, 4C, B0, 91, BC, 5A, 10, F7, 2A, 43, 01, 00, 00, 00, 44, 3A, 5C, 55, 74, 69, 6C, 69, 74, 69, 65, 73, 5C, 70, 64, 70, 77, 64, 6D, 79, 70, 2E, 70, 62, 67, 5C, 44, 65, 73, 6B, 74, 6F, 70, 5C, 44, 65, 73, 6B...
 
[+]

Entropy:
7.7478

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
1.5 MB (1,573,376 bytes)

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