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Jotzey.OfSvc.dll

Jotzey

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

Version:
1.0.5314.42788

MD5:
9f3ffa25d0c6d289ba6708c0868fec61

SHA-1:
66c96daf55862c3d23dc35164e36ce2e77dae9e1

SHA-256:
5b791f7296e1d5b464653ff36cb936a532f213b3a7ca8b347954c9b850e85e7f

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:
4/19/2024 4:26:54 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.7.12

File size:
1 MB (1,089,816 bytes)

Product version:
1.0.5314.42788

Original file name:
Jotzey.OfSvc.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

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

Digital Signature
Signed by:
Jotzey

Authority:
VeriSign, Inc.

Valid from:
1/12/2014 2:00:00 AM

Valid to:
1/13/2015 1:59:59 AM

Subject:
CN=Jotzey, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Jotzey, 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:
4C7B335D1F24250859B4B5C0085A062C

File PE Metadata
Compilation timestamp:
7/21/2014 2:46:27 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

Entry address:
0x109EA2

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:
7.6933

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

Code size:
1 MB (1,081,344 bytes)

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