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skypemoticons.exe

Alexey Kurilenko

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 FreshApp installer” by Alexey Kurilenko has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the WebPick InstalleRex (Tarma) installer. The file has been seen being downloaded from skypemoticonscomplete.com. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
FreshApp installer  (signed by Alexey Kurilenko)

Product:
FreshApp installer

Description:
Installer for FreshApp installer

Version:
2014.7.31.1602

MD5:
c8117659e4651e2331f700523a72d248

SHA-1:
74dcf63e16d53701e0e284025779ed318c8fc70f

SHA-256:
d1c523daeb179f272e4fa1122dcba3189cb40456f046a47825a778d6008f90e5

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses Web-Pick's 'File Product', an Installer which wraps various products and downloads and installs it silently through the process, hosted on TusFiles.

Analysis date:
12/25/2024 7:05:00 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.WebPick.Installer (M)
16.1.24.4

File size:
315.1 KB (322,688 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 FreshApp installer

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:
Alexey Kurilenko

Authority:
Unizeto Technologies S.A.

Valid from:
6/17/2014 2:20:17 PM

Valid to:
6/17/2015 2:20:17 PM

Subject:
E=Alexey.kurilenko@hotmail.com, CN=Alexey Kurilenko, O=Alexey Kurilenko, C=RU

Issuer:
CN=Certum Code Signing CA, OU=Certum Certification Authority, O=Unizeto Technologies S.A., C=PL

Serial number:
15D51642691B3EE20985639A8FE865DD

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:srvbUzkuvcBYC47l2x0vOppHKip3Hrcgrz/xHWS1J8:srkkuveY3oXpHggf4S1G

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:
7.9537

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://skypemoticonscomplete.com/.../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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