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836e4b580c8f79f5c13acba7f51d82e955c2eb93.exe

Sergey Petrov

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions using the JustPlug.it browser framework. The application 836e4b580c8f79f5c13acba7f51d82e955c2eb93.exe, “Installer for ItsReadyApp” by Sergey Petrov has been detected as adware by 32 anti-malware scanners. The program is a setup application that uses the WebPick InstalleRex (Tarma) 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:
ItsReadyApp  (signed by Sergey Petrov)

Product:
ItsReadyApp

Description:
Installer for ItsReadyApp

Version:
2014.5.8.1202

MD5:
fb5ab714fc6962cd6f91e41d2ccb93ac

SHA-1:
9162cf9b38cb808abb091157ad2385bf52d68df0

SHA-256:
0eb942fd749d1a67e587c6e572fb8f7c6531ad8e0f3d120e93c2da2103f082cd

Scanner detections:
32 / 68

Status:
Adware

Explanation:
Uses the InstalleRex from WebPick Internet Holdings to install bundled add-ons including toolbars and other web browser extensions.

Analysis date:
4/23/2024 11:11:43 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Strictor.58380
5839394

Agnitum Outpost
Trojan.AntiFW
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.11.27

Avira AntiVirus
Adware/InstallRex.ode
7.11.189.16

avast!
Win32:InstalleRex-BI [PUP]
141119-1

AVG
InstallRex
2015.0.3278

Bitdefender
Gen:Variant.Application.Strictor.58380
1.0.20.1650

Bkav FE
W32.FamVT.AntiFWK.Trojan
1.3.0.4959

Comodo Security
Application.Win32.InstalleRex.KG
20202

Dr.Web
Trojan.WebPick.29
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Application.Strictor.58380
9.0.0.4570

ESET NOD32
Win32/InstalleRex.M potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/Generic.AC.4161048
11/26/2014

F-Prot
W32/InstallRex.B.gen
v6.4.7.1.166

F-Secure
Gen:Variant.Application.Strictor
11.2014-26-11_4

G Data
Gen:Variant.Application.Strictor.58380
14.11.24

K7 AntiVirus
Unwanted-Program
13.186.14150

Kaspersky
Trojan.Win32.AntiFW
15.0.0.543

Malwarebytes
PUP.Optional.Preloader
v2014.11.26.08

McAfee
PUP-FHQ
5600.6934

MicroWorld eScan
Gen:Variant.Application.Strictor.58380
15.0.0.990

NANO AntiVirus
Riskware.Win32.InfoLeak.cvgqot
0.28.6.63726

nProtect
Trojan/W32.AntiFW.322752
14.11.26.01

Panda Antivirus
PUP/TSUploader
14.11.26.08

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.A5
11.14.14.00

Reason Heuristics
Adware.WebPick.Installer.i
14.11.25.21

Rising Antivirus
PE:Trojan.AntiFW!6.1978
23.00.65.141124

Sophos
InstallRex
4.98

Vba32 AntiVirus
Downware.TSU
3.12.26.3

VIPRE Antivirus
Threat.4150696
35088

Zillya! Antivirus
Trojan.AntiFW.Win32.226
2.0.0.1994

File size:
315.2 KB (322,752 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 ItsReadyApp

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Common path:
C:\users\{user}\downloads\836e4b580c8f79f5c13acba7f51d82e955c2eb93.exe

Digital Signature
Signed by:
Sergey Petrov

Authority:
COMODO CA Limited

Valid from:
8/21/2013 2:00:00 AM

Valid to:
8/22/2014 1:59:59 AM

Subject:
CN=Sergey Petrov, O=Sergey Petrov, STREET=Gaydara 13, L=Kyev, S=Kyev, PostalCode=01033, C=UA

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
0AD084E865D27CD546D21DB6EDF89D48

File PE Metadata
Compilation timestamp:
3/12/2013 9:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:grpbUzkuvcBYC47l2xyfalkLUsx4Y0k8ojcX/pJ2enmrIJzO1LBut0njxxuQ9UY:grakuveY3hfaaLUsx4JkxjYJ2emrCz2f

Entry address:
0x14DB

Entry point:
55, 8B, EC, 81, EC, 2C, 06, 00, 00, 53, 56, 33, DB, 57, 66, 89, 9D, DC, FB, FF, FF, 89, 5D, F4, 89, 5D, FC, FF, 15, 74, 30, 40, 00, A3, 08, 44, 40, 00, FF, 15, 70, 30, 40, 00, 8B, F8, 8D, 45, EC, 50, FF, 15, 6C, 30, 40, 00, FF, 15, 68, 30, 40, 00, 8B, F0, F7, D6, 33, F7, FF, 15, 64, 30, 40, 00, 33, F0, 8B, 45, F0, 33, 45, EC, 68, 04, 01, 00, 00, 33, F0, 8D, 85, D4, F9, FF, FF, 50, 53, FF, 15, 60, 30, 40, 00, 85, C0, 75, 41, FF, 15, 5C, 30, 40, 00, 83, F8, 78, 75, 1A, 68, A8, 32, 40, 00, E8, 43, FB, FF, FF...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file 836e4b580c8f79f5c13acba7f51d82e955c2eb93.exe has been seen being distributed by the following URL.

http://appllicatiionew.com/.../?&q=836E4B580C8F79F5C13ACBA7F51D82E955C2EB93&product_name=836E4B580C8F79F5C13ACBA7F51D82E955C2EB93&installer_file_name=836E4B580C8F79F5C13ACBA7F51D82E955C2EB93&q=836E4B580C8F79F5C13ACBA7F51D82E955C2EB93&external_id=1399640716428478271&self_redirect=1

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

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

TCP (HTTP):
Connects to c1.stylezip.info  (54.186.255.26:80)

 
http://c1.stylezip.info/?step_id=1&installer_id=14137686&publisher_id=413&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=42413058&external_id=0&session_id=84826116&hardware_id=98963802&installer_file_name=836e4b580c8f79f5c13acba7f51d82e955c2eb93

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