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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 22 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:
2eb9506dd793750401b69af290303187

SHA-1:
8a99303e61a85cf8f073da3ef4dfc19768f57396

Scanner detections:
22 / 68

Status:
Adware

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

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/24/2024 8:49:36 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.Dropper.101
1023

Agnitum Outpost
PUA.MultiPlug
7.1.1

Avira AntiVirus
Adware/MegaSearch.P
7.11.144.32

avast!
Win32:InstalleRex-AT [PUP]
2014.9-140418

AVG
Generic_r
2015.0.3501

Bitdefender
Gen:Variant.Adware.Dropper.101
1.0.20.540

Comodo Security
Application.Win32.MegaSearch.ATH
18124

Dr.Web
Trojan.MulDrop5.7854
9.0.1.0108

Emsisoft Anti-Malware
Gen:Variant.Adware.Dropper.101
8.14.04.18.02

ESET NOD32
Win32/AdWare.MultiPlug (variant)
8.9692

F-Secure
Gen:Variant.Adware.Dropper.101
11.2014-18-04_6

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

IKARUS anti.virus
AdWare.MultiPlug
t3scan.1.6.1.0

McAfee
PUP-FEI!2EB9506DD793
5600.7157

MicroWorld eScan
Gen:Variant.Adware.Dropper.101
15.0.0.324

NANO AntiVirus
Riskware.Win32.MegaSearch.cssfae
0.28.0.59288

Panda Antivirus
Trj/Genetic.gen
14.04.18.02

Reason Heuristics
PUP.Installer.PavelKRASNOV.M
14.4.18.1

Rising Antivirus
PE:PUF.Graftor!1.9C49
23.00.65.14416

Sophos
MultiPlug
4.98

Vba32 AntiVirus
AdWare.MegaSearch
3.12.26.0

VIPRE Antivirus
Trojan.Win32.Generic
28346

File size:
1.3 MB (1,347,000 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
WebPick InstalleRex

Common path:
C:\Documents and Settings\{user}\Local settings\temp\{random}.tmp\addons\newtab_setup.exe

Digital Signature
Signed by:
Pavel KRASNOV

Authority:
Unizeto Technologies S.A.

Valid from:
1/17/2014 2:46:29 PM

Valid to:
1/17/2015 2:46:29 PM

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:
1/22/2014 4:38:14 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:7TgAaiZKqAp0EIQttl0XPZw3ROAGgmYs6h08ww+aCGDHNfmj93y9V:6iZw0RKf0hhgls6hP/CsHQ3y9V

Entry address:
0xDC0B

Entry point:
E8, 7E, 44, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, B8, DC, 41, 00, E8, DF, 12, 00, 00, E8, CB, 0F, 00, 00, 0F, B7, F0, 6A, 02, E8, 11, 44, 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, 96, 01, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
7.9244  (probably packed)

Code size:
87 KB (89,088 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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