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winrar_setup.exe

Posabo

AgileMax (Alpha Criteria Ltd.)

The application winrar_setup.exe, “Posabo Setup ” by AgileMax (Alpha Criteria) 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 installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. With this installer, users are expecting to download WinRAR archiver but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
AgileMax (Alpha Criteria Ltd.)  (signed and verified)

Product:
Posabo

Description:
Posabo Setup

MD5:
98efac4b6ae1cd3541f3ee6b3c8efab5

SHA-1:
8de8190fddbe6d3bb57b58277489519a96c481a3

SHA-256:
73932c4390e873c1546da4baa9751447b67c6a12990fba62039e45eb4e0c7de2

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/25/2024 3:51:39 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AC.Installer (M)
16.6.20.17

File size:
941.9 KB (964,496 bytes)

Product version:
1.5.1

Copyright:
Fast Wizard

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
AgileMax (Alpha Criteria Ltd.)

Authority:
GlobalSign nv-sa

Valid from:
12/16/2015 2:20:27 PM

Valid to:
9/2/2016 1:46:46 PM

Subject:
CN=AgileMax (Alpha Criteria Ltd.), O=AgileMax (Alpha Criteria Ltd.), L=Tel Aviv, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121FDBE79F75900E75EC6DA424D0A814FB0

File PE Metadata
Compilation timestamp:
6/20/1992 1:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:8HLy2vDm5Ees8dZrbPY+h9I4kuyuoTDIRf766vP1:8rHDZeLjbjhC4j3oTcRf766n1

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.9349

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

The file winrar_setup.exe has been seen being distributed by the following URL.

http://www.towerstoursapplications.com/WVl6OTRQVGw2WmtKVlFpVXlSbVJFTUdzNVRXTjJUVUZTWVdoSldERjJRVnAzZWs1WFZDVXlSbE13WTJjMVdYRjVRWGRaSlRORUptTTllamR1Y0RZek1tdFBRMHhIYzNwb1ZHRlpKVEpHTkVWWmQyOGxNa0p3VXpRNFUwRnlXbk4zZGt4WFVUUjVRMEp4TVdad2IwVmpaMjltTlRkMFptdHpOSHA2VFhveVpWbG5jbkIxZDNCUmFqZEtiVVpXVFUwbE1rSlRlV2M1UzFSVk1ITlZSSFpNUzFVbE1rWlhPRTVrVkVsc0pUSkdjbGh2VUdaUGVuWnhNMjVxUmpaemJXaHBaV0l6SlRKQ1ZERmFaak5UU2tWRWFUaFpTVGxxYVZwS2VXWjNKVE5FSlRORUptVTlNQ1prYjNkdWJHOWhaRUZ6UFZkcGJsSkJVbDlUWlhSMWNDNWxlR1U9

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