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skypemoticons.exe

SafeApp

Vadim Travkin

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions using the JustPlug.it browser framework. The application skypemoticons.exe, “Installer for SafeApp” by Vadim Travkin 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:
SafeSoft  (signed by Vadim Travkin)

Product:
SafeApp

Description:
Installer for SafeApp

Version:
2014.2.23.1948

MD5:
8cc99cdb2645caf0416fe3b0bdc5c1c6

SHA-1:
42eb8ab1cde6b004c69495c269c9c8fc8756d23c

SHA-256:
91a8545609ca60084a06e0f054a4c3e3d281d1b03152ffe461ce6b125f2300a0

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:
4/18/2024 8:04:16 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.AntiFW
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
14.05.15

Avira AntiVirus
Adware/InstallRex.duh
7.11.149.220

avast!
Win32:InstalleRex-BG [PUP]
2014.9-140515

AVG
Crypt_s
2015.0.3473

Comodo Security
Application.Win32.InstalleRex.KG
18277

Dr.Web
Adware.Downware.2108
9.0.1.0135

ESET NOD32
Win32/InstalleRex
8.9803

G Data
Win32.Application.InstalleRex
14.5.24

Kaspersky
Trojan.Win32.AntiFW
14.0.0.3862

Malwarebytes
PUP.Optional.Installex
v2014.05.15.12

McAfee
PUP-FHQ!8CC99CDB2645
5600.7129

NANO AntiVirus
Riskware.Win32.Downware.cukhmp
0.28.0.59911

Panda Antivirus
PUP/TSUploader
14.05.15.12

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.A5
5.14.14.00

Reason Heuristics
Adware.WebPick.Installer.N
14.5.15.10

Rising Antivirus
PE:PUF.InstallRex!1.9E4C
23.00.65.14513

Sophos
InstallRex
4.98

Vba32 AntiVirus
Downloader.AdLoad
3.12.26.0

VIPRE Antivirus
Trojan.Win32.Generic
29236

Zillya! Antivirus
Trojan.AntiFW.Win32.122
2.0.0.1789

File size:
313.4 KB (320,936 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 SafeSoft

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:
Vadim Travkin

Authority:
COMODO CA Limited

Valid from:
8/21/2013 1:00:00 AM

Valid to:
8/22/2014 12:59:59 AM

Subject:
CN=Vadim Travkin, O=Vadim Travkin, STREET=Kutuzova 3, L=Kiev, S=Kiev, PostalCode=01011, C=UA

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

Serial number:
2C444E64B9B195CCD1B5F1BA8F0B2830

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):
6144:8rAbUzkuvcBYC47l2xn88NEymFTYO67qzVxzRRws:8r1kuveY35YO67Wxz7ws

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

http://skypemoticonsdokument.info/install.php?skype=1

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=5211236&publisher_id=211&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=15633708&external_id=0&session_id=31267416&hardware_id=36478652&installer_file_name=skypemoticons

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