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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:
2013.8.29.1517

MD5:
bb75f3c84a12f56c6644445b93c2593f

SHA-1:
65c2978e0c7f560fcf945f23db86b118987d4330

SHA-256:
92377ac45a10d64aac3170c3fb2e1479876bd3cc3eedfe0e307ccaf55cb140c6

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:
4/20/2024 7:00:33 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Adware.Generic
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
14.04.08

Avira AntiVirus
ADWARE/InstallRex.Gen
7.11.142.28

avast!
Win32:InstalleRex-W [PUP]
2014.9-140408

AVG
Skodna.Generic
2015.0.3510

Bkav FE
HW32.CDB
1.3.0.4959

Comodo Security
Application.Win32.InstalleRex.KG
18072

Dr.Web
Adware.Downware.1442
9.0.1.098

ESET NOD32
Win32/InstalleRex
8.9653

Fortinet FortiGate
Riskware/InstalleRex
4/8/2014

G Data
Win32.Application.InstalleRex
14.4.24

Kaspersky
not-a-virus:HEUR:Downloader.Win32.AdLoad
14.0.0.4046

Malwarebytes
PUP.Optional.Installrex
v2014.04.08.08

McAfee
PUP-FDX!BB75F3C84A12
5600.7166

NANO AntiVirus
Riskware.Win32.Downware.crfmjd
0.28.0.59048

Panda Antivirus
PUP/TSUploader
14.04.08.08

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
23.00.65.14406

Sophos
InstallRex
4.98

Vba32 AntiVirus
Downloader.AdLoad
3.12.26.0

VIPRE Antivirus
Trojan.Win32.Generic
28144

File size:
296.2 KB (303,272 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

Digital Signature
Signed by:
Shlomo Dayan

Authority:
COMODO CA Limited

Valid from:
1/22/2013 2:00:00 AM

Valid to:
1/23/2014 1:59:59 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 10:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:wrkI6Y0JQBkQRl7174NpNUM+UHs+1bL28uDrexqtreJA3/fkqnZr8uyaNPl7JC3:wrkI63yRl1uqM+gs+1+tPexUuA3/fBZ4

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:
7.9598

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 4 URLs.

http://storebox1.info/.../?uuid=iztcHK4EbixwgmTqX6uoFKuzv4yxsp3cxk54FnDItZaZHBq7jO5izd1opQ3fKhCA01EdTOtsSkXOlj2mvuAVBBOIQ7lM1anH1LYQ7s35nmhXpN7dR65sIUPUy7qE8AhPoWkVS3ZX4y0GzeqrR0FRsAeeUa7yFslyo574xEgADjyA26Fq18VebL2QvChN8YvfVwBAZ1nzmYKqxiorRdD81CeKy8RrjbSCObKONcxLV38QfW23AbqLGrhI4OEXBOg8HvFkquS3V8PLIdn9kjJB7lQ6gAMSkTEUi1Rw9LAav97XvfkE8WlJBKNvwsNQGESlh6dpM9DHVdJGSV29xXj6EXfjD9dCsjluKnrdET0KcTlefjh1HaNYJo5yIw0exFX8O882a6WPMcDasK3U96GInXcJFpFXmrIWOeZzQucdB03baRmUhi4X9XSP37cHEGfHsVuTdOZpmxkGvY19QwpOB3N9Q4j58k26bmBjhWPlnGTlWdU0MB1MKIDzdFJrV8FYZy6UyEVTjYAlH0Ql3ETlNk1kXAlrr28IeDYteBgvE0Q9WQ2xoc3RlLRyZPCviYXEIzOLZNxlf612qLmSTDuuMRI4aDVwTaqmdRG3hvOby8KkyFsGEH9A9P7iB5lT8zTOH2ZggrgFH6Lv3NdPK5Yo2Xacc1G5c7Pq5XnO9JE9VucdPnZTulcXfczr8NLkthBT71zisCBiN3rp3NMxWpN8COBsZkbiSjZ0q3eORzO7wG3ophhrVT8NuEQT0RPMWQVLBbjRrfwDqyopFmOCI4Ni1L3eTvuU0igkxCS7ITN51BmJFzycWL12OTAVLcBPKfSt0pSLrSK4FIAIlTiNC5hGEzJWkEFtIdXu9tPRm8apK7AOHEVCpjRCEHaJH1CHP4lYCemVld9VYBhXr517dW2i0VJ8s2Gj3SSpQUn444co7M1Wwj4HyJWDpTLPfqKPpJYqG7bNcM

http://storebox1.info/.../

http://storebox1.info/v1387

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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