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skypemoticons.exe

Shlomo Dayan

This program bundles adware during the download and install process using the InstaleRex pay-per-install app monetizer. The application skypemoticons.exe, “Installer for SummerSoft” by Shlomo Dayan has been detected as adware by 22 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:
SummerSoft  (signed by Shlomo Dayan)

Product:
SummerSoft

Description:
Installer for SummerSoft

Version:
2013.9.16.1852

MD5:
3eaa78b1b1422109b3b3ebe8a182591f

SHA-1:
f7babe0f6fbfd11b8727c8434ea97b3093886346

SHA-256:
49821830ebd2c869c14d404489f783478496575724495349246b2783b933e373

Scanner detections:
22 / 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 12:03:52 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstalleRex
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
14.04.12

Avira AntiVirus
TR/Rogue.9649400
7.11.143.18

avast!
Win32:InstalleRex-W [PUP]
2014.9-140412

AVG
MalSign.Skodna.Bundle
2015.0.3506

Bkav FE
HW32.CDB
1.3.0.4959

Comodo Security
Application.Win32.InstalleRex.KG
18095

Dr.Web
Adware.Downware.1541
9.0.1.0102

ESET NOD32
Win32/InstalleRex
8.9670

Fortinet FortiGate
Riskware/InstalleRex
4/12/2014

G Data
Win32.Application.InstalleRex
14.4.24

Kaspersky
not-a-virus:HEUR:Downloader.Win32.AdLoad
14.0.0.4025

Malwarebytes
PUP.Optional.Installrex
v2014.04.12.11

McAfee
PUP-FDX!3EAA78B1B142
5600.7162

NANO AntiVirus
Riskware.Win32.Downware.crfmjh
0.28.0.59048

Panda Antivirus
PUP/TSUploader
14.04.12.11

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Reason Heuristics
Adware.WebPick.Installer.N
14.8.8.0

Rising Antivirus
PE:PUF.InstallRex!1.9E4C
23.00.65.14410

Sophos
InstallRex
4.98

Vba32 AntiVirus
Downloader.AdLoad
3.12.26.0

VIPRE Antivirus
Installerex/WebPick
28208

File size:
299.7 KB (306,880 bytes)

Product version:
1.0.0.1

Copyright:
Copyright © 2012 SummerSoft

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

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

Digital Signature
Signed by:
Shlomo Dayan

Authority:
COMODO CA Limited

Valid from:
1/22/2013 4:00:00 AM

Valid to:
1/23/2014 3:59:59 AM

Subject:
CN=Shlomo Dayan, O=Shlomo Dayan, STREET=Smadar 45, L=Tel Aviv, S=center, PostalCode=67126, C=IL

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

Serial number:
413C7D68ADD60589106BCF7DC596FBBA

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:lrka9uEo2S1YnQmCX492DkwNP3qpYF1aZpbdnMne3SLFjpjhGdO503+rhcM:lrkCu6/eIo4Zf5nMmOjVG+H

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:
7.9580

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

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

http://skypemoticonsb.asia/install.php?skype=1

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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