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DealKeeper.OfSvc.dll

Deal Keeper

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

Version:
1.0.5406.29906

MD5:
35adf05c60c5bca5a3313dd722cf658a

SHA-1:
fbfe6b13ebda073883b7947e08544c8bf97922e1

SHA-256:
df3681542025fe2c9d3a82e311178a9da7483c5798e7d305b3679f9bc86f0bac

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:
11/23/2024 10:25:42 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.2.22.1

File size:
1.2 MB (1,274,616 bytes)

Product version:
1.0.5406.29906

Original file name:
DealKeeper.OfSvc.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\deal keeper\bin\plugins\dealkeeper.ofsvc.dll

Digital Signature
Signed by:
Deal Keeper

Authority:
VeriSign, Inc.

Valid from:
10/3/2014 7:00:00 AM

Valid to:
10/4/2015 6:59:59 AM

Subject:
CN=Deal Keeper, O=Deal Keeper, 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:
7EF25C76DC5DE0C0DAB13BC8ABAF9686

File PE Metadata
Compilation timestamp:
10/21/2014 12:37:05 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

Entry address:
0x1371BE

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, 01, 00, 10, 00, 00, 00, 18, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 01, 00, 00, 00, 30, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
7.7610

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

Code size:
1.2 MB (1,266,176 bytes)

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