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winrar 5.21.exe

Generic

Ringier Axel Springer Polska Sp z o.o.

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application winrar 5.21.exe, “Generic Setup ” by Ringier Axel Springer Polska Sp z o.o 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 installer is marketed through download protals and search ads as WinRAR archiver but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Software Installer   (signed by Ringier Axel Springer Polska Sp z o.o.)

Product:
Generic

Description:
Generic Setup

Version:
2.0.2.4

MD5:
31e6b30e34ca2997063822bfd861c8cb

SHA-1:
aa19577cd625c6ef5fe1b44f439743e5aba3b836

SHA-256:
0c47fbf9423eccc38fe15f886f6f37c1c10ee14b511de34e38f8aabf6db803e1

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/2/2024 5:22:39 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.8.5.15

File size:
675.9 KB (692,088 bytes)

Product version:
4.7.1

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\winrar 5.21.exe

Digital Signature
Signed by:
Ringier Axel Springer Polska Sp z o.o.

Authority:
GlobalSign nv-sa

Valid from:
12/2/2014 3:08:00 PM

Valid to:
12/3/2015 3:08:00 PM

Subject:
CN=Ringier Axel Springer Polska Sp z o.o., O=Ringier Axel Springer Polska Sp z o.o., L=Warszawa, C=PL

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

Serial number:
112158083A5E821B7A3E9A1253B62099C808

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:vMupuD2GCxXRFuKUwb3vXfd6WadHNtC6LRPveZo0ja7kjlT1ZDELfgp:vMuIDRCTQHwzXMpLt5i7NTQLfi

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

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

Code size:
37 KB (37,888 bytes)

The file winrar 5.21.exe has been seen being distributed by the following URL.

http://download.komputerswiat.pl/umbraco/.../RedirectToDownloadFile.ashx?description=WinRAR to jedno z lepszych narzedzi do archiwizowania danych w systemach Windows rozpowszechniany na licencji shareware. Aplikacja przez wiele lat zdobywal...&downloaderFileName=WinRAR 5.21_isdmgr.exe&fileName=WinRAR 5.21.exe&fileSize=1.84 MB&logoUrl=&published=2015-03-10&title=WinRAR 5.21&url=dsSOIj6Cbavrd7t673e7r8NpPoyFpMcV5jRSTmklP1PvbENCRlKpw5e3OkiC 8w8JGeeXQ CWhKk27jkfgLQN k7K1dlcrncjbNJ80 wSlecF7NzEey4k qRFDN8toL2&version=5.21&md5=0be552bf39ec3ea29807314684068ddf

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