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PortalMore.FirstRun.exe

FirstRun

PortalMore

The Yontoo branded FirstRun executable is distributed as part of a Yontoo product bundle and is desigend to install components of this ad-supported (injection) program as well as 'call home' to inform the server that the extension was installed and may request additional instructions. The application PortalMore.FirstRun.exe 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)

Product:
FirstRun

Version:
1.0.0.0

MD5:
26db00be9ea09d66d8fa38fa54e88ca8

SHA-1:
60ef31490716c8b71f5a5334382f49a829e1ea0a

SHA-256:
29f87b759bf865eaf615fee05439c5fbb5f4c701ec38da915fb5701f09e4b3bd

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Part of the Yontoo ad injection web browser add-on.

Analysis date:
2/24/2025 9:42:10 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo (M)
17.2.24.19

File size:
1.1 MB (1,123,616 bytes)

Product version:
1.0.0.0

Copyright:
Copyright © 2014

Original file name:
PortalMore.FirstRun.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\portalmore\portalmore.firstrun.exe

Digital Signature
Signed by:
PortalMore

Authority:
DigiCert Inc

Valid from:
6/9/2014 8:00:00 AM

Valid to:
6/17/2015 8:00:00 PM

Subject:
CN=PortalMore, O=PortalMore, L=Santa Monica, S=California, C=US

Issuer:
CN=DigiCert Assured ID Code Signing CA-1, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
0EBE0142555C3B0E57555883DE1E0967

File PE Metadata
Compilation timestamp:
9/7/2014 10:41:39 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

Entry address:
0x11216E

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:
7.9252

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

Code size:
1.1 MB (1,114,624 bytes)

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