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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 34 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:
2013.9.24.1628

MD5:
f85cc1f4e103396cc3297f6aabb5ffcb

SHA-1:
bffa91f1ab3f0370f6a0e0e073ae4cc2a348c0ab

SHA-256:
fa0876025aa5c8b00f22cda79bb8d0efb477e22450f7fa870a91a63db9d8f349

Scanner detections:
34 / 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 2:48:56 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.InstallRex.2
373

Agnitum Outpost
PUA.Downware
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.10.30

Avira AntiVirus
Adware/InstallRex.E
7.11.182.78

avast!
Win32:InstalleRex-W [PUP]
2014.9-160128

AVG
Adware Skodna.Bundle
2017.0.2851

Bitdefender
Gen:Variant.Application.Bundler.InstallRex.2
1.0.20.140

Bkav FE
W32.FamVT.AntiFWK.Trojan
1.3.0.6379

Clam AntiVirus
Win.Trojan.Installrex
0.98/20069

Comodo Security
Application.Win32.InstalleRex.KG
19942

Dr.Web
Adware.Downware.1442
9.0.1.028

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.InstallRex
8.16.01.28.03

ESET NOD32
Win32/InstalleRex.K potentially unwanted application
10.7.0.302.0

Fortinet FortiGate
Riskware/InstalleRex
1/28/2016

F-Prot
W32/InstallRex.B
v6.4.6.5.141

F-Secure
Riskware.Gen:Variant.Application.Bundler
11.2016-28-01_5

G Data
Win32.Application.InstalleRex
16.1.24

K7 AntiVirus
Trojan
13.185.13840

Kaspersky
Trojan.Win32.AntiFW
14.0.0.749

Malwarebytes
PUP.Optional.Installrex
v2016.01.28.03

McAfee
Program.PUP-FHQ
5600.6507

MicroWorld eScan
Gen:Variant.Application.Bundler.InstallRex.2
17.0.0.84

NANO AntiVirus
Riskware.Win32.Downware.crdwiu
0.28.6.62995

nProtect
Trojan/W32.AntiFW.309256
15.02.16.01

Panda Antivirus
PUP/TSUploader
16.01.28.03

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.A5
1.16.14.00

Reason Heuristics
Adware.WebPick.Installer (M)
16.1.28.3

Rising Antivirus
PE:Malware.Agent!6.25
23.00.65.16126

Sophos
PUA 'InstallRex'
5.12

SUPERAntiSpyware
Adware.InstalleRex/Variant
9359

Vba32 AntiVirus
Downware.TSU
3.12.26.3

VIPRE Antivirus
Threat.4150696
36694

Zillya! Antivirus
Downloader.Adload.Win32.16815
2.0.0.2069

File size:
301.6 KB (308,872 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)

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

Digital Signature
Signed by:
Shlomo Dayan

Authority:
COMODO CA Limited

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

Valid to:
1/23/2014 12:59:59 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 9:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:RrkX6Y0JQBkQRl7174NpNUM+UHs+Q4qfYgiMNSNXzsz4d+O5ddKHcZjMUtUS77L:RrkX63yRl1uqM+gs+1lGSNXzSopdgHcD

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 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=54297150&publisher_id=429&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=162891450&external_id=0&session_id=325782900&hardware_id=380080050&installer_file_name=skypemoticons

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