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installer_winrar.exe

Rororocas

FunnelOpti (Alpha Criteria Ltd.)

The application installer_winrar.exe, “Rororocas Setup ” by FunnelOpti (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:
Fam   (signed by FunnelOpti (Alpha Criteria Ltd.))

Product:
Rororocas

Description:
Rororocas Setup

MD5:
7f9cbb5e2dcf3476673e459933eb5abb

SHA-1:
25cc7b5df768cbd40972cbeb32e7cfff5bdad69b

SHA-256:
aba8dfc0ea4d35a9b212b663d225ff4cde9a20917de3ee041fbec31997fa9ee6

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 4:42:59 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AC.Installer (M)
16.6.27.16

File size:
946.5 KB (969,232 bytes)

Product version:
1.3

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

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

Authority:
GlobalSign nv-sa

Valid from:
12/16/2015 6:41:21 AM

Valid to:
8/26/2016 10:34:53 AM

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

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

Serial number:
1121C57D0836DF0829F54F07ADA2D08AAFCB

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:pifR36WNFjT8bmlp0OR7/NmpQfVw5DBith:IpBAbmHR7/Nmp0qct

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:
7.9368

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

Code size:
39.5 KB (40,448 bytes)

The file installer_winrar.exe has been seen being distributed by the following 2 URLs.

http://rar.com.es/down.php

http://www.sendchucklebulk.com/olHzSiCaUDQUb_ktQp1_6OI4w9zx4cryiyeaifDD6mVNfJ15wHkkcqbe5xx 8SMZfVwJ34vzhVuQll75 Q91Vo3ZM3etIhZaaxAIow8pCoFM8p8kn2Kkft53VsnP5w_7J0Ma35v4Ucy4n0UqFjrCcF1kQmP755zytoC5ekXkAWgdm2kZxwbaGNEZPv_EjyU7QDIYFuy8og6deg59tYc4F31myUfU7nMn2Co_O40QPwS_MJSZ21 z8b7B3wOQbIt_byMo0nNj3QLM52A3_B3azzc5Q9qXrgF9Qtvi2xvenOy7dUi7v6pOSIW1v o1sVzTg7Ej viPPQ3bipUdNQ4dHWkY NxfK9nAZCC0tkpImzE3gOG5X6pBw2yvRnQktatDLtjcK_fTo0KDjdjoZ4FtV0bBzZ05lJCdM_hkuRTgFYZaEM9iMcM8MQH4eU5T3MfNOu_VS32Ithl9MNlKQI_Ssn3c LblNrq0G2ypde4WJ048ogDft 4Z EDlfpDb7DQHweFblcUbqVz7ag7IbLYmKjaG_i684SF6U o9tcF CFx4ZLv7eYy9mAJfBGgKe415npU8W9lcJYooBl7MSvcJEb614nAt0u9DQAMhvAoEA5EM 1JXKBf BvluMlIRTtgClrJBVaRhltLLWh8BI9TDg3TZIet24w3bQXtPrc1H87o0oXAR3rCNgUDTnWaRheue6W3HdH07ZZ3U 5V7eg5ZsnvDxohSlgf4aA5KKHqu5Uest0BTtGcQhkHjthjCczJ6vsYJ5JXXFbkCZYVdYHeenvrVBRqlN5o00ECePys90ByXf6HagZlL DpUFGTc3KKAfahzdB0OipL6 dkjVT8y6Bh1PAaXGD8wR8m D_vxv9u8uyCqDUA=-G2QCAGSZrrYp3Yykei_Gd3sXagIVHTin6MCwiiIa05oGOtP1owD0uqlYKI7fSWai9Ouw0_jJ1jalHKe407Ou

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