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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:
2013.9.16.1852

MD5:
501247f5c8d86f96f52069089d8c8632

SHA-1:
ed7932dce1399ec82a5e29ed6acecf0f03fd7311

SHA-256:
2f60576390153157fa55054211a0328df08fde11380867f9edc220adcc2d5aa9

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:
4/25/2024 2:55:45 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.InstallRex.2
482

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]
2014.9-151010

AVG
Adware Skodna.Bundle
2016.0.2960

Bitdefender
Gen:Variant.Application.Bundler.InstallRex.2
1.0.20.1415

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
9.0.1.0283

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.InstallRex
8.15.10.10.02

ESET NOD32
Win32/InstalleRex.K potentially unwanted application
9.7.0.302.0

Fortinet FortiGate
Riskware/InstalleRex
10/10/2015

F-Prot
W32/InstallRex.B
v6.4.6.5.141

F-Secure
Riskware.Gen:Variant.Application.Bundler
11.2015-10-10_7

G Data
Win32.Application.InstalleRex
15.10.24

K7 AntiVirus
Trojan
13.185.13840

Kaspersky
Trojan.Win32.AntiFW
14.0.0.1297

Malwarebytes
PUP.Optional.Installrex
v2015.10.10.02

McAfee
Program.PUP-FHQ
5600.6616

MicroWorld eScan
Gen:Variant.Application.Bundler.InstallRex.2
16.0.0.849

NANO AntiVirus
Riskware.Win32.Downware.crdwiu
0.28.6.62995

nProtect
Trojan/W32.AntiFW.309256
15.02.16.01

Panda Antivirus
PUP/TSUploader
15.10.10.02

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.A5
10.15.14.00

Reason Heuristics
Adware.WebPick.Installer (M)
15.10.10.14

Rising Antivirus
PE:Malware.Agent!6.25
23.00.65.151008

Sophos
PUA 'InstallRex'
5.12

SUPERAntiSpyware
Adware.InstalleRex/Variant
9578

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:
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 5:00:00 AM

Valid to:
1/23/2014 4:59:59 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 1:51:45 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:lrka9uEo2S1YnQmCX492DkwNP3qpYF1aZpbdnMne3SLFjpjhGdO503+rhcJ:lrkCu6/eIo4Zf5nMmOjVG+W

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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