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download.exe

Sergey Panov

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions which inject ads in the browser. The application download.exe, “Installer for WorldAppIt” by Sergey Panov has been detected as adware by 31 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:
WorldAppIt  (signed by Sergey Panov)

Product:
WorldAppIt

Description:
Installer for WorldAppIt

Version:
2014.6.17.1818

MD5:
7a90c0e30f2974934bfea89f5a0e7e37

SHA-1:
dd4b4cca584a1bb09e8d2e94559b74a974a4a631

SHA-256:
7f3e153bb19b2288ce0d7bc1200f998e06380737d905af242205e6d464d29cda

Scanner detections:
31 / 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:
4/26/2024 11:47:58 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Trojan.Generic.11422316
857

Agnitum Outpost
Trojan.AntiFW
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.10.01

Avira AntiVirus
TR/Kazy.324119.28
7.11.175.218

avast!
Win32:InstalleRex-CC [PUP]
140929-0

AVG
Generic
2015.0.3335

Bitdefender
Trojan.Generic.11422316
1.0.20.1365

Bkav FE
W32.FamVT.AntiFWK.Trojan
1.3.0.4959

Clam AntiVirus
Win.Trojan.Installerex-60
0.98/19460

Comodo Security
Application.Win32.InstalleRex.KG
19659

Dr.Web
Trojan.WebPick.2620
9.0.1.05190

Emsisoft Anti-Malware
Trojan.Generic.11422316
14.09.30

ESET NOD32
Win32/InstalleRex.M potentially unwanted application
7.0.302.0

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

F-Secure
Trojan.Generic.11422316
11.2014-30-09_3

G Data
Trojan.Generic.11422316
14.9.24

K7 AntiVirus
Unwanted-Program
13.183.13535

Kaspersky
Trojan.Win32.AntiFW
15.0.0.494

Malwarebytes
PUP.Optional.Installrex
v2014.09.30.11

McAfee
PUP-FHQ
5600.6991

MicroWorld eScan
Trojan.Generic.11422316
15.0.0.819

NANO AntiVirus
Riskware.Win32.InfoLeak.cvgqot
0.28.2.62440

nProtect
Trojan/W32.AntiFW.323712
14.09.30.01

Panda Antivirus
PUP/TSUploader
14.09.30.11

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.A5
9.14.14.00

Reason Heuristics
Adware.WebPick.Installer.I
14.9.30.23

Sophos
InstallRex
4.98

Vba32 AntiVirus
Downware.TSU
3.12.26.3

VIPRE Antivirus
Threat.4150696
33120

Zillya! Antivirus
Trojan.AntiFW.Win32.339
2.0.0.1939

File size:
316.1 KB (323,712 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 WorldAppIt

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\content.ie5\xncsbbw2\download.exe

Digital Signature
Signed by:
Sergey Panov

Authority:
COMODO CA Limited

Valid from:
9/25/2013 6:00:00 PM

Valid to:
9/26/2014 5:59:59 PM

Subject:
CN=Sergey Panov, O=Sergey Panov, STREET=Nevsky 34, L=Kiev, S=centr, PostalCode=03062, C=UA

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

Serial number:
67EDB237B456844DA741B5D82EEC432C

File PE Metadata
Compilation timestamp:
3/12/2013 2:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:nr9bUzkuvcBYC47l2xjWM4ZZU4An9U+WTASrH:nr+kuveY3mWZW4An9U7TASrH

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...
 
[+]

Entropy:
7.9509

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

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

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

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