home

pacfunctionbho.dll

PacFunction

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module pacfunctionbho.dll by PacFunction has been detected as adware by 18 anti-malware scanners. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘PacFunction’. This file is typically installed with the program PacFunction 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.
Publisher:
PacFunction  (signed and verified)

Product:
PacFunction

Version:
1.0.0.3

MD5:
ad088d7d8e54bd32d1b6866d8f9cfc63

SHA-1:
a496e5ba6407a1ea7ed86e1c4bf2200e261f17de

SHA-256:
bfaddf0764b07bb92686e946821f5743621c037a2096ff718bae2d22c369fc75

Scanner detections:
18 / 68

Status:
Adware

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

Analysis date:
4/24/2024 5:13:01 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Agent
7.1.1

Comodo Security
Application.Win32.Altbrowse.AK
17966

Dr.Web
Trojan.BPlug.28
9.0.1.082

Emsisoft Anti-Malware
Gen:Trojan.Heur.liWfr1PcQ9lOD
8.14.03.23.04

ESET NOD32
Win32/BrowseFox (variant)
8.9569

Fortinet FortiGate
Adware/Agent
3/23/2014

IKARUS anti.virus
not-a-virus:AdWare.Win32.Agent
t3scan.2.2.29

K7 AntiVirus
Unwanted-Program
13.176.11510

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.4127

Malwarebytes
PUP.Optional.PacFunction.A
v2014.03.23.04

McAfee
Artemis!AD088D7D8E54
5600.7182

NANO AntiVirus
Riskware.Win32.Agent.cqvnby
0.28.0.58491

Reason Heuristics
Adware.Yontoo.PacFunction.O
14.3.23.16

Sophos
Generic PUA KE
4.98

SUPERAntiSpyware
Adware.BrowseFox/Variant
10710

Trend Micro House Call
TROJ_GEN.F47V0311
7.2.82

Vba32 AntiVirus
AdWare.Agent
3.12.24.3

VIPRE Antivirus
Yontoo
27596

File size:
243.8 KB (249,632 bytes)

Product version:
1.0.0.3

Copyright:
(c) PacFunction. All rights reserved.

Original file name:
PacFunctionIEClient.dll

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\pacfunction\pacfunctionbho.dll

Digital Signature
Signed by:
PacFunction

Authority:
VeriSign, Inc.

Valid from:
1/9/2014 1:00:00 AM

Valid to:
1/10/2015 12:59:59 AM

Subject:
CN=PacFunction, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=PacFunction, L=San Diego, 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:
4DF47FADF68D2EB9B8A7923DCCC176FF

File PE Metadata
Compilation timestamp:
2/26/2014 4:36:30 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:sLP0F8uW/hSpAysqehClqGBZ9/uvP543+MEIaIjJtDDc/n:sLP63p8qes/ognEINtQ/n

Entry address:
0x12844

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, 40, 2D, 03, 10, E8, BD, 01, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 44, 68, 03, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 9C, A1, 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...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

Internet Explorer BHO
Display name:
PacFunction

CLSID:
{3983585e-5d14-4d1d-a257-35b0d52f2dfc}


The file pacfunctionbho.dll has been discovered within the following programs.

PacFunction  by Yontoo Technology, Inc.
TiltBorwser is a Yontoo/Sambreel advertising injection adware browser extension. - Random web page text is turned into hyperlinks. - Browser popups appear which recommend fake updates or other software.
pacfunction.info/support
87% remove it
 
Powered by Should I Remove It?

Remove pacfunctionbho.dll - Powered by Reason Core Security
herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.