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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 19 anti-malware scanners. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Publisher:
PortalMore  (signed and verified)

Product:
FirstRun

Version:
1.0.0.0

MD5:
b9a9bab397c15fa17fe3b0b4ad56a67d

SHA-1:
3b2625a4fcac0fc93bb29d1a9aae9730dacc2f07

SHA-256:
4227310b543e2304b5742b564ef692084c836bb827c4e1be2000174278f3000a

Scanner detections:
19 / 68

Status:
Adware

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

Analysis date:
4/23/2024 5:43:44 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Kranet
7.1.1

Avira AntiVirus
APPL/BrowseFox.Gen
7.11.171.140

AVG
Generic
2015.0.3306

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.141030

Bkav FE
HW32.Paked
1.3.0.4959

Comodo Security
Application.Win32.BrowseFox.JL
19471

ESET NOD32
MSIL/BrowseFox (variant)
8.10394

IKARUS anti.virus
AdWare.MPlug
t3scan.1.7.5.0

K7 AntiVirus
Trojan
13.183.13319

Kaspersky
not-a-virus:HEUR:AdWare.MSIL.Kranet
14.0.0.3023

Malwarebytes
PUP.Optional.Sambreel.A
v2014.10.30.10

McAfee
Artemis!9D720634DF4F
5600.6962

Panda Antivirus
Trj/Chgt.E
14.10.30.10

Qihoo 360 Security
Win32/Virus.Adware.e4c
1.0.0.1015

Quick Heal
AdWare.MSIL.g3 (Not a Virus)
10.14.14.00

Reason Heuristics
Adware.Yontoo.PortalMore.S
14.10.30.10

Sophos
Generic PUA LK
4.98

Trend Micro House Call
Suspicious_GEN.F47V0908
7.2.303

VIPRE Antivirus
Yontoo
32982

File size:
1.5 MB (1,596,656 bytes)

Product version:
1.0.0.0

Copyright:
Copyright © 2014

Original file name:
PortalMore.FirstRun.exe

File type:
Executable application (Win32 EXE)

Language:
Swedish (Sweden)

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

Digital Signature
Signed by:
PortalMore

Authority:
VeriSign, Inc.

Valid from:
10/8/2014 2:00:00 AM

Valid to:
10/9/2015 1:59:59 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:
10/30/2014 10:05:14 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
49152:4kJ7YQWXiDg6uXyTqxvtJZuw2WHZzc2W8xN:4kJkQWXeuXiq+w2W5FW8b

Entry address:
0x185826

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, 02, 00, 00, 00, 67, 00, 00, 00, 68, 58, 18, 00, 68, 3A, 18, 00, 52, 53, 44, 53, 81, 21, 30, 0F, F8, 4B, CA, 47, B8, 17, 40, A5, D4, FD, 46, 89, 01, 00, 00, 00, 44, 3A, 5C, 55, 74, 69, 6C, 69, 74, 69, 65, 73, 5C, 79, 75, 79, 63, 6B, 62, 32, 73, 2E, 35, 77, 65, 5C, 44, 65, 73, 6B, 74, 6F, 70, 5C, 46, 69, 72, 73...
 
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Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
1.5 MB (1,587,712 bytes)

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