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surftastic.ofsvc.dll

Surftastic

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

Version:
1.0.5695.9853

MD5:
ba2648e4dedeb988d2156fec6dab7d62

SHA-1:
172ea7f52eca45161a78969883afdf93e810d21d

SHA-256:
4b1e1ea7039a983318a78b1b13b608ed7c6b71e347a92f4f2ff2306149e72b56

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:
5/5/2024 5:23:18 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.14.20

File size:
2.4 MB (2,495,728 bytes)

Product version:
1.0.5695.9853

Original file name:
Surftastic.OfSvc2015080513.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

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

Digital Signature
Signed by:
Surftastic

Authority:
VeriSign, Inc.

Valid from:
12/23/2014 1:00:00 AM

Valid to:
1/23/2016 12:59:59 AM

Subject:
CN=Surftastic, O=Surftastic, 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:
5075CED200701322868158A770FEC231

File PE Metadata
Compilation timestamp:
8/5/2015 3:28:33 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x2611FA

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...
 
[+]

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

Code size:
2.4 MB (2,487,296 bytes)

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