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skypemoticons.exe

Vadim Travkin

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions which inject ads in the browser. The application skypemoticons.exe, “Installer for Appday software” by Vadim Travkin has been detected as adware by 13 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:
Appday software  (signed by Vadim Travkin)

Product:
Appday software

Description:
Installer for Appday software

Version:
2014.6.15.1919

MD5:
97b6202a1714283fe82fd7ec93b77d51

SHA-1:
cfabc5b1a53297461378024bb7a7411961326378

SHA-256:
22b7ae246c28a8ab92156a96fa9cc860f59fad584369176014821f4711f21ed7

Scanner detections:
13 / 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:
4/19/2024 1:10:59 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.AntiFW
7.1.1

avast!
Win32:InstalleRex-CC [PUP]
2014.9-150905

Dr.Web
Trojan.WebPick.2620
9.0.1.0248

ESET NOD32
Win32/InstalleRex.M potentially unwanted application
9.7.0.302.0

herdProtect (fuzzy)
variant of email hacker pro v2.8.9 with product key.exe (Adware)
2015.9.5.13

Kaspersky
Trojan.Win32.AntiFW
14.0.0.1472

Malwarebytes
PUP.Optional.Installrex
v2015.09.05.01

McAfee
PUP-FHQ
5600.6651

NANO AntiVirus
Riskware.Win32.InfoLeak.cvgqot
0.28.0.60253

Quick Heal
Trojan.AntiFW.A5
9.15.14.00

Reason Heuristics
Adware.WebPick.Installer (M)
15.7.31.23

VIPRE Antivirus
Threat.4150696
29708

Zillya! Antivirus
Trojan.AntiFW.Win32.333
2.0.0.1835

File size:
314.9 KB (322,480 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 Appday software

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 2:00:00 AM

Valid to:
8/22/2014 1:59:59 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 10:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:orrbUzkuvcBYC47l2xD7f+StMX9T8Q9R5XbBmAeqfk1yU8EZ4:orgkuveY3rSO1jByqsD8EZ4

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:
7.9523

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 communication in live environments.

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

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