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portalmore.ofsvc.dll

PortalMore

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

Version:
1.0.5557.26960

MD5:
8ab9a80ac3056f8590fcc27093a7c1d5

SHA-1:
18fbeae6e877ceee5598c946c6f905877ada4730

SHA-256:
fbd019cfd2b9fff56b780c801fe71a8fa58b1a0f8bd4e67eb0cf5cf0fee3c0f8

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:
5/19/2024 1:18:04 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.11.3

File size:
2.4 MB (2,484,976 bytes)

Product version:
1.0.5557.26960

Original file name:
PortalMore.OfSvc2015032022.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

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

Digital Signature
Signed by:
PortalMore

Authority:
VeriSign, Inc.

Valid from:
10/8/2014 1:00:00 AM

Valid to:
10/9/2015 12:59:59 AM

Subject:
CN=PortalMore, O=PortalMore, 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:
14DCC59945E4B46B41587E1F633D56C1

File PE Metadata
Compilation timestamp:
3/20/2015 11:58:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x25E9CA

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, 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, 01, 00, 00, 00, 00, 00, 48, 00, 00, 00, 58, 00...
 
[+]

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

Code size:
2.4 MB (2,476,544 bytes)

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