p7lrl0wu.exe

Pavel Marchenko

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 file p7lrl0wu.exe, “Installer for MountainApp” by Pavel Marchenko 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 the user's temporary directory. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
MountainApp  (signed by Pavel Marchenko)

Product:
MountainApp

Description:
Installer for MountainApp

Version:
2014.6.12.1603

MD5:
c60f45c9cb70d876b14998383f3f59de

SHA-1:
a49a50cbe805d558ca5d9ba24957ae55343b2fc4

SHA-256:
12f894a53cc4832c6ceab374c3cfa98aa6382776190356e277ab14f2c7ef359b

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:
6/16/2024 10:59:35 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick (M)
17.1.7.1

File size:
315 KB (322,600 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 MountainApp

Original file name:
TSULoader.exe

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\p7lrl0wu.exe.part

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
9/24/2013 3:00:00 AM

Valid to:
9/25/2014 2:59:59 AM

Subject:
CN=Pavel Marchenko, O=Pavel Marchenko, STREET=Radistov 34, L=Kiev, S=Kiev, PostalCode=02089, C=UA

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

Serial number:
46402EC14719EBF7B1CB4ADAC69CC041

File PE Metadata
Compilation timestamp:
3/12/2013 11:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

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 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=537368250&publisher_id=373&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=1612104750&external_id=0&session_id=3224209500&hardware_id=3761577750&installer_file_name=p7lrl0wu.part

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