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rld.rar.exe

Setup

Natan Risman

This program bundles adware during the download and install process using the InstaleRex pay-per-install app monetizer. The application rld.rar.exe by Natan Risman 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 www.storagenl.info. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
Premium  (signed by Natan Risman)

Product:
Setup

Description:
Installer

Version:
2012.11.8.1120

MD5:
3db2b1b4e808b542e7cbc9f6d6807c25

SHA-1:
7d3d3deb8f4abd29ab490a487821365431f7a3f4

SHA-256:
0361f61a2a5d580685efcea8ee717fef74de2eb696bbdac758aadb9e12d444e6

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:
1/12/2025 4:54:30 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick (M)
16.8.10.1

File size:
294.7 KB (301,784 bytes)

Product version:
1.0

Copyright:
Copyright © 2010 Premium

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\rld.rar.exe

Digital Signature
Signed by:
Natan Risman

Authority:
COMODO CA Limited

Valid from:
6/6/2012 2:00:00 AM

Valid to:
6/7/2013 1:59:59 AM

Subject:
CN=Natan Risman, O=Natan Risman, STREET=Gordon 6, L=Tel Aviv, S=Israel, PostalCode=63407, C=IL

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

Serial number:
34640F50A673F31E25EF247830CCA289

File PE Metadata
Compilation timestamp:
11/1/2012 10:51:06 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:IQEn9aA+NXagZei5DtsUAIkhZIK5jEgVtdwFBnzsQP6A1J1EqG6:IQW9alagZp9ieNjnIgOq

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 rld.rar.exe has been seen being distributed by the following URL.

http://www.storagenl.info/v34/?installer_file_name=rld.rar&product_name=rld.rar&product_download_url=http://fs04n2.sendspace.com/dllp/8fd2a16f8ba1dd15fd7fde7642f1fa9f/50c3af49/000000/oysqra/rld.rar&reffer=http://www.sendspace.com/.../oysqra

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=310074508&publisher_id=100&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=930223524&external_id=0&session_id=1860447048&hardware_id=2170521556&installer_file_name=rld.rar

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