circus theme - entry of the gladiators.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 circus theme - entry of the gladiators.exe, “Installer for Rightapp software” 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:
Rightapp software  (signed by Sergey Petrov)

Product:
Rightapp software

Description:
Installer for Rightapp software

Version:
2014.4.17.2053

MD5:
cb8dc559553b94f43c3f11ca8b7ecaae

SHA-1:
b3917dddc318b780727d9d3d9b0f0475dea27615

SHA-256:
e7258855121df4156dc87e5e9d4cc4615ae7983599e2f525d646003de7dc6238

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:
4/25/2024 1:31:31 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Trojan.Generic.11241865
852

Agnitum Outpost
Trojan.AntiFW
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.10.06

Avira AntiVirus
TR/Rogue.11241865
7.11.176.180

avast!
Win32:InstalleRex-BI [PUP]
141003-0

AVG
InstallRex
2015.0.3330

Bitdefender
Trojan.Generic.11241865
1.0.20.1390

Bkav FE
W32.FamVT.AntiFWK.Trojan
1.3.0.4959

Clam AntiVirus
Win.Trojan.Antifw-15
0.98/19479

Comodo Security
Application.Win32.InstalleRex.KG
19711

Dr.Web
Trojan.WebPick.29
9.0.1.05190

Emsisoft Anti-Malware
Trojan.Generic.11241865
8.14.10.05.02

ESET NOD32
Win32/InstalleRex.P potentially unwanted application
7.0.302.0

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

F-Secure
Trojan.Generic.11241865
11.2014-05-10_1

G Data
Trojan.Generic.11241865
14.10.24

K7 AntiVirus
Trojan
13.183.13584

Kaspersky
Trojan.Win32.AntiFW
15.0.0.494

Malwarebytes
PUP.Optional.Installrex
v2014.10.05.02

McAfee
PUP-FHQ
5600.6986

MicroWorld eScan
Trojan.Generic.11241865
15.0.0.834

NANO AntiVirus
Riskware.Win32.InfoLeak.cvgqot
0.28.2.62440

nProtect
Trojan/W32.AntiFW.335688
14.10.05.01

Panda Antivirus
PUP/TSUploader
14.10.05.02

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.A5
10.14.14.00

Reason Heuristics
Adware.WebPick.Installer.g
14.10.5.13

Rising Antivirus
PE:Trojan.AntiFW!6.1925
23.00.65.141003

Sophos
InstallRex
4.98

Vba32 AntiVirus
Downware.TSU
3.12.26.3

VIPRE Antivirus
Threat.4150696
33624

Zillya! Antivirus
Trojan.AntiFW.Win32.278
2.0.0.1944

File size:
327.8 KB (335,688 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 Rightapp software

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\circus theme - entry of the gladiators.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
8/20/2013 8:00:00 PM

Valid to:
8/21/2014 7:59:59 PM

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 4:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:OrYbUzkuvcBYC47l2xD5yeXezc22Gk6lg3oFB1bt+6AdI5eVD:OrdkuveY3C5yaGkeg3oFbt+FC5ed

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 circus theme - entry of the gladiators.exe has been seen being distributed by the following 3 URLs.

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=11455650&publisher_id=145&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=34366950&external_id=0&session_id=68733900&hardware_id=80189550&installer_file_name=circus+theme+-+entry+of+the+gladiators

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