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AdvanceElite.OfSvc.dll

TasticSurf

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

Version:
1.0.5434.28426

MD5:
c045ddf6e6ac940500eb90fba5841bec

SHA-1:
4fb5baee8092a41a7c5f8727aa5a48d2aa6d7c33

SHA-256:
18b8340967469fe0465df46c28b14be975d62dc5a32ff4ad7d8c6dd76795b735

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:
5/16/2024 11:35:13 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.TasticSurf (M)
16.2.7.11

File size:
1.4 MB (1,426,672 bytes)

Product version:
1.0.5434.28426

Original file name:
AdvanceElite.OfSvc.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\advanceelite\bin\plugins\advanceelite.ofsvc.dll

Digital Signature
Signed by:
TasticSurf

Authority:
VeriSign, Inc.

Valid from:
11/4/2014 5:30:00 AM

Valid to:
1/4/2016 5:29:59 AM

Subject:
CN=TasticSurf, O=TasticSurf, L=San Diego, 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:
6D2C37BF960997763055AC9274C52D6C

File PE Metadata
Compilation timestamp:
11/17/2014 9:17:47 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
24576:n7cfS29GTGI3Q/9Rh62qXFr8gvaopD/b7rcxcYEQOjrUusNeDX+/:7cfSGIA/9PU6QdD/H62BjNAeDXO

Entry address:
0x15C222

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, 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, 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...
 
[+]

Entropy:
7.7914

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

Code size:
1.4 MB (1,418,240 bytes)

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