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newtab_setup.exe

Pavel KRASNOV

This installer (utilizes the InstalleRex from WebPick) is designed to bundle additional software offerings such as adware and malware, mostly web browser extensions in the download manager, with minimal user consent. In most cases the setup process will install a browser extension for IE, Chrome and Firefox by default. The application newtab_setup.exe by Pavel KRASNOV has been detected as adware by 26 anti-malware scanners. The program is a setup application that uses the WebPick InstalleRex installer. The setup program uses Web-Pick's InstalleRex download manager and installer to bundle potentially unwanted ad-supported software which includes toolbars and browser extensions through a pay-per-install monetization scheme.
Publisher:
Pavel KRASNOV  (signed and verified)

MD5:
096949ac00e6c011f9d3f1860c339921

SHA-1:
18c4fa17c927ea0d3709e25cd22e9fadb846918d

SHA-256:
0eaf355bd35d91882355434da7e783d884f5dc5a0c97f5504e7e29024d82a421

Scanner detections:
26 / 68

Status:
Adware

Explanation:
Bundles additional adware offers in the installer/setup process.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/16/2024 2:27:16 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.Dropper.101
1018

Agnitum Outpost
PUA.MultiPlug
7.1.1

AhnLab V3 Security
Adware/Win32.Agent
14.04.23

Avira AntiVirus
ADWARE/Adware.Gen7
7.11.144.202

avast!
Win32:InstalleRex-AT [PUP]
2014.9-140423

AVG
Generic5
2015.0.3496

Bitdefender
Gen:Variant.Adware.Dropper.101
1.0.20.565

Comodo Security
Application.Win32.MegaSearch.ATH
18152

Dr.Web
Trojan.Crossrider.1760
9.0.1.0113

Emsisoft Anti-Malware
Gen:Variant.Adware.Dropper.101
8.14.04.23.04

ESET NOD32
Win32/AdWare.MultiPlug (variant)
8.9709

F-Secure
Gen:Variant.Adware.Dropper.101
11.2014-23-04_4

G Data
Gen:Variant.Adware.Dropper.101
14.4.24

IKARUS anti.virus
Win32.SuspectCrc
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.176.11847

Malwarebytes
PUP.Optional.MultiPlug.A
v2014.04.23.04

McAfee
MPlug!096949AC00E6
5600.7152

MicroWorld eScan
Gen:Variant.Adware.Dropper.101
15.0.0.339

NANO AntiVirus
Trojan.Win32.Crossrider.cuaztf
0.28.0.59492

Panda Antivirus
Trj/Genetic.gen
14.04.23.04

Qihoo 360 Security
Malware.QVM10.Gen
1.0.0.1015

Reason Heuristics
PUP.Installer.PavelKRASNOV.M
14.4.23.4

Rising Antivirus
PE:Malware.MultiPlug!6.13CF
23.00.65.14421

Sophos
MultiPlug
4.98

Vba32 AntiVirus
BScope.Adware.MegaSearch
3.12.26.0

VIPRE Antivirus
Trojan.Win32.Generic
28526

File size:
1.5 MB (1,557,368 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
WebPick InstalleRex

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\addons\newtab_setup.exe

Digital Signature
Signed by:
Pavel KRASNOV

Authority:
Unizeto Technologies S.A.

Valid from:
1/17/2014 11:16:29 AM

Valid to:
1/17/2015 11:16:29 AM

Subject:
E=pavel0125@hotmail.com, CN="Open Source Developer, Pavel KRASNOV", O=Pavel KRASNOV, C=RU

Issuer:
CN=Certum Level III CA, OU=Certum Certification Authority, O=Unizeto Technologies S.A., C=PL

Serial number:
145B82E22CCF1D1A2268198D76B51075

File PE Metadata
Compilation timestamp:
2/20/2014 2:19:29 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:CDyZT6K+gLRW7lXK5+Xj5cf7IBmUELMUDPwpsW0RXaJgYeBe7objUYr:RZ5I759EkBQLMYopsUmVUYr

Entry address:
0x1084B

Entry point:
E8, 7E, 49, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, F0, 11, 42, 00, E8, 5F, 20, 00, 00, E8, E0, 07, 00, 00, 0F, B7, F0, 6A, 02, E8, 11, 49, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, D0, 36, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
7.9188  (probably packed)

Code size:
97 KB (99,328 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to i1.stylefun.info  (198.7.61.118:80)

TCP (HTTP):
Connects to dl.softservers.net  (184.154.145.171:80)

TCP (HTTP):
Connects to c1.getapplicationmy.info  (54.201.215.30:80)

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