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rita pmp exam prep 8th edition - rita mulcahy.pdf.exe

Sergey Petrov

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 rita pmp exam prep 8th edition - rita mulcahy.pdf.exe, “Installer for GreenApp” by Sergey Petrov 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. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from coupoonice.com. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
GreenApp  (signed by Sergey Petrov)

Product:
GreenApp

Description:
Installer for GreenApp

Version:
2014.3.30.1503

MD5:
9ae8c6d80375ca1abd840eaae69a9edd

SHA-1:
8ecf8d33d854f5bb60daed69639ea31cf1e72a6b

SHA-256:
f7b59d85bc22841467671a96d2d95bcb6eca87bf3011824c49bba277275e3ea2

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:
4/24/2024 5:43:12 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.WebPick.Installer (M)
16.7.13.15

File size:
316.2 KB (323,752 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 GreenApp

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\rita pmp exam prep 8th edition - rita mulcahy.pdf.exe

Digital Signature
Signed by:
Sergey Petrov

Authority:
COMODO CA Limited

Valid from:
8/21/2013 2:00:00 AM

Valid to:
8/22/2014 1:59:59 AM

Subject:
CN=Sergey Petrov, O=Sergey Petrov, STREET=Gaydara 13, L=Kyev, S=Kyev, PostalCode=01033, C=UA

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

Serial number:
0AD084E865D27CD546D21DB6EDF89D48

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):
6144:7r/bUzkuvcBYC47l2xij4YTfpczmap8spMPed0VdtM9BdjhYo1:7r0kuveY3cY1cia66MGd0Vs9BdNT1

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:
7.9499

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file rita pmp exam prep 8th edition - rita mulcahy.pdf.exe has been seen being distributed by the following URL.

http://coupoonice.com/.../?&q=Rita PMP Exam Prep 8th Edition - Rita Mulcahy.pdf&product_name=Rita PMP Exam Prep 8th Edition - Rita Mulcahy.pdf&installer_file_name=Rita PMP Exam Prep 8th Edition - Rita Mulcahy.pdf&q=Rita PMP Exam Prep 8th Edition - Rita Mulcahy.pdf&external_id=1396312853454026592

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=257291864&publisher_id=572&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=771875592&external_id=0&session_id=1543751184&hardware_id=1801043048&installer_file_name=rita+pmp+exam+prep+8th+edition+-+rita+mulcahy.pdf

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