medicina interna farreras-rozman 13 edicion.exe

Ruslan Murobec

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 medicina interna farreras-rozman 13 edicion.exe, “Installer for TopApp software” by Ruslan Murobec 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 lp.ezdownloadpro.info. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
TopApp software  (signed by Ruslan Murobec)

Product:
TopApp software

Description:
Installer for TopApp software

Version:
2014.5.23.1127

MD5:
f6c24fe148b5a717988a6b1af81b6187

SHA-1:
9ec7b259dac5674c9a9aa3c2e9bf80c4c42465a1

SHA-256:
7bbab582865c4f68ab3035252ac270c50c9817a06558972b3bdf119b89b004b5

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:
11/28/2016 3:05:07 AM UTC  (eleven months)

Scan engine
Detection
Engine version

Reason Heuristics
Adware (M)
16.11.27.22

File size:
315.1 KB (322,624 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 TopApp software

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Common path:
C:\users\{user}\downloads\medicina interna farreras-rozman 13 edicion.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
9/9/2013 9:00:00 PM

Valid to:
9/10/2014 8:59:59 PM

Subject:
CN=Ruslan Murobec, O=Ruslan Murobec, STREET=Chistyakovska 1, L=Kiev, S=Kiev, PostalCode=02593, C=UA

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

Serial number:
00A607FE6C9BAF18511288BD2284B7669A

File PE Metadata
Compilation timestamp:
3/12/2013 5:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:krYbUzkuvcBYC47l2xLnvhueEZdkKQ3+7Oj7hTOVA1HWZ++:krdkuveY3CvI5Zdkj6OEu1HS++

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 medicina interna farreras-rozman 13 edicion.exe has been seen being distributed by the following URL.

http://lp.ezdownloadpro.info/.../Medicina Interna Farreras-Rozman 13 edicion.exe

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)