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portalmore.dll

PortalMore

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module portalmore.dll by PortalMore has been detected as adware by 14 anti-malware scanners. This file is typically installed with the program PortalMore by Yontoo Technology, Inc. which is a potentially unwanted software program. 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. The file has been seen being downloaded from install-cdn.portalmore.com.
Publisher:
PortalMore  (signed and verified)

Product:
PortalMore

Version:
1.0.0.3

MD5:
3a3b6296e1b23e773de8aab59c61b351

SHA-1:
61b8a0a86c189fdbc0e659d0e8868977d3742bb7

SHA-256:
a427ad5fb49258cfcd6add001f05e7c00054f8a0057ba53f54d35a27c07d4f13

Scanner detections:
14 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
4/19/2024 8:47:10 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
Win-PUP/BrowseFox.Gen
2014.11.17

Avira AntiVirus
ADWARE/BrowseFox.Gen2
7.11.186.112

AVG
Adware BrowseFox.F
2014.0.4189

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.141123

Comodo Security
Application.Win32.BrowseFox.JM
20099

Dr.Web
Trojan.BPlug.141
9.0.1.05190

ESET NOD32
Win32/BrowseFox.O potentially unwanted application
7.0.302.0

K7 AntiVirus
Trojan
13.185.14021

Malwarebytes
PUP.Optional.PortalMore.A
v2014.11.23.10

McAfee
BrowseFox-FRR
5600.6938

NANO AntiVirus
Trojan.Win32.BPlug.dedpsr
0.28.6.63362

Reason Heuristics
PUP.PortalMore.K
14.11.23.10

SUPERAntiSpyware
Adware.BrowseFox/Variant
10220

File size:
244.2 KB (250,096 bytes)

Product version:
1.0.0.3

Copyright:
(c) PortalMore. All rights reserved.

Original file name:
PortalMoreIEClient.dll

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\content.ie5\dtq04von\portalmore.dll

Digital Signature
Signed by:
PortalMore

Authority:
VeriSign, Inc.

Valid from:
10/8/2014 4:00:00 AM

Valid to:
10/9/2015 3:59:59 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:
11/19/2014 11:31:46 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:TBJoBzQQ/xkBPgzwSkFP9XpJuTTci+0IaIk4Rd9nz:TuzQQ/xmPywSPTIHb9nz

Entry address:
0x12854

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 41, 8D, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 07, 00, 00, 00, 83, C4, 0C, 5D, C2, 0C, 00, 6A, 0C, 68, 80, 30, 03, 10, E8, BD, 01, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 24, 78, 03, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 0C, A5, 02, 10, 85, C9, 74, 0C, FF, 75, 10, 56, FF, 75, 08, FF, D1, 89, 45, E4, 85, C0, 0F, 84, B1, 00, 00, 00, FF, 75, 10, 56, FF, 75, 08, E8, 11, FE, FF, FF, 89, 45, E4...
 
[+]

Entropy:
6.3616

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

The file portalmore.dll has been discovered within the following program.

PortalMore  by Yontoo Technology, Inc.
PortalMore is an adware/advertising supported web browser plugin.
portalmore.com/support
83% remove it
 
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The file portalmore.dll has been seen being distributed by the following URL.

http://install-cdn.portalmore.com/bed?bet=3

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