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winrar setup.exe

Lacuf

InstallFlash (Fried Cookie Ltd)

The Fried Cookie installer utilizes the InstallCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application winrar setup.exe, “Lacuf Setup ” by InstallFlash (Fried Cookie) 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:
Robu   (signed by InstallFlash (Fried Cookie Ltd))

Product:
Lacuf

Description:
Lacuf Setup

Version:
3.8.4.3

MD5:
ff9b574a690da3ef07f034675664e07c

SHA-1:
90bfe7d9a78294b6e1f82bb6bfdcfb4b7a627518

SHA-256:
564128346bb4fc1b985d2df2c2e1869673f30cb49ca0748e207e99089140b3ae

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:
11/1/2024 8:39:14 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.FC.Installer (M)
16.3.3.19

File size:
1.1 MB (1,120,352 bytes)

Product version:
2.4.5

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\winrar setup.exe

Digital Signature
Signed by:
InstallFlash (Fried Cookie Ltd)

Authority:
GlobalSign nv-sa

Valid from:
12/17/2015 5:18:16 AM

Valid to:
6/2/2016 8:24:43 AM

Subject:
CN=InstallFlash (Fried Cookie Ltd), O=InstallFlash (Fried Cookie Ltd), L=Tel Aviv, C=IL

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

Serial number:
1121ACE394F39EFB26D753579A412465CB79

File PE Metadata
Compilation timestamp:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:a5pydzYpRU332AMsh7+m+JeFxOAgJFiG4C3/YuFA8TPu5RY5:aDazYmmEA+xOtFiG4C3DFyRY5

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...
 
[+]

Entropy:
7.8700

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

Code size:
37 KB (37,888 bytes)

The file winrar setup.exe has been seen being distributed by the following 3 URLs.

http://www.packageflashcurrent.com/c?x=Z MgrkMUVLgRkTeik74Nq89NrzydUoi0X465YRDNjG8=&c=jmgwUcgBEPTB/ODsqP3d66ID6oAsLGDsNei9IefHEX0Yaweri93zs9/jycNV18983TKOGWtMsVYqCPzIzHDmhbPbKs UtA8TrYZxpNYzNnfwr4FXNy/gq4/ao0ZJi5Je&downloadAs=WinRAR Setup.exe&fallback_url=http://www.downloadfree9.com/landers/.../download.php

http://www.bundleworlddl.com/c?x=XV1x3x3j/BLwVPK 5mI4vPP/AogDQXdgBBp 0XxYZn8=&c=Jf9ZJvrZS4k4EPnjCVblQ9P0t6DLvsiErUnmbib/GayO5 AA2l/1A9sxUdB5p5beyg2r6Fk02gzZh7lC/n 56sYgIjnWueCZ/oDnlJYZX9u2etzNrLp5orJtO7BG9kmC&downloadAs=WinRAR Setup.exe&fallback_url=http://www.downloadfree9.com/landers/.../download.php

http://www.presentfuncity.com/c?x=jXtRONWJ/t5oyEfmRgiNbcHdmhQeugEp6gCZqbgHMbo=&c=h96yNnbz2ZYPoZrqXSyFAmMbaly1 FWM7zuLqc0eQkzwhJ9MrPP6DvRyVIF4Yn0d K4MB67Yu3s9XZqmrxI0Y6ky s1uWouXcGYXeHX5tnlDPseMuPY3IZKdzvpydzGa&downloadAs=WinRAR Setup.exe&fallback_url=http://www.downloadfree9.com/landers/.../download.php

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