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firefox_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 firefox_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. The installer is marketed through download protals and search ads as the free Mozilla Firefox web browser but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Robu   (signed by InstallFlash (Fried Cookie Ltd))

Product:
Lacuf

Description:
Lacuf Setup

Version:
3.8.4.3

MD5:
1f24c4fbce7e90f17a1f64be33a2d0b9

SHA-1:
aae3c2cb103a9dda7bcdf4b73a4c0c978e60ef06

SHA-256:
f1355b508430b476db6b0625b5e2e0444b2219b54bbed1d51aaa5f0315739462

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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
11/1/2024 8:36:29 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.FC.Installer (M)
16.3.2.4

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\temporary internet files\content.ie5\{random}\firefox_setup.exe

Digital Signature
Signed by:
InstallFlash (Fried Cookie Ltd)

Authority:
GlobalSign nv-sa

Valid from:
12/17/2015 11:18:16 AM

Valid to:
6/2/2016 12:24:43 PM

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 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:t5pydzYpRU332AMsh7+m+JeFxOAgJFiG4C3/YuFA8TPu5RY5:tDazYmmEA+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...
 
[+]

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

Code size:
37 KB (37,888 bytes)

The file firefox_setup.exe has been seen being distributed by the following 22 URLs.

http://www.packageflashcurrent.com/.../OgXk=&c=7rvqc0ZXqeBmODhFrInhcCmdVaJJKcsn HJJZRtmS25KYGoGuOtvuDiGVzbc7M7d3vcvCYTCwKUbISECwUG2twLg4Hj03oNPuAvyV2S0Dg5V1l6L4nugqvF3hcdQpXwX&downloadAs=Firefox Setup.exe

http://www.packageflashcurrent.com/.../zK9q1QMEqO8fYfHv7OmJXAg6CP2MsVhI8pSTGvX0SraLV8Xcgjc2SNYNTbCCZ0LvkQZ5oqj0F5ItoLUhnlzkn4CBj5&downloadAs=Firefox Setup.exe

http://www.bundlerepositorybundle.com/c?x=H5xKCQAl2KwqfykLrFP4/.../hGAM&downloadAs=Firefox Setup.exe

http://www.packageflashcurrent.com/c?x=Tmjv0sjsAwyksIqPIeyA3TYIH2xOHH6RFXNRU52z91g=&c=Htn6tIdB4o3W/.../jKdEkCupgQ9BU7X3VcGDXPGnBdgZHrawTFoZ2ULYj&downloadAs=Firefox Setup.exe

http://www.packageflashcurrent.com/c?x=XDsh OKf1pLumdzzq6NQQciV8s6MMAL7/3SaCG4vw9c=&c=o7fl6lGDvOvA2h1r6jTpyTNR6yGZCjSCfsjAXIATNShExq 2foqM43yY0uBwAGgYwg/.../CBgbIpzAb3pHplbzwnHEWhWExsYsQbiz9&downloadAs=Firefox Setup.exe

http://www.sharetownworld.com/c?x=jCpIJvrxE dfocbrl6ubnK9M8tnNvDRwPQ62n1UHPTk=&c=2AClHGXWZ7SY5Ph9hMuGHR/iz7/7LjOULEO1mv9TVAC0WPm1GFBzWz5S65/u8/X9bZL5bC/fRskc/.../JQHKBU7uTYnWlhPEFy44JszWIk1 GKB4svduX6QQpFp&downloadAs=Firefox Setup.exe

http://www.packageflashcurrent.com/c?x=smY/.../hbDXQ4bwJJjm9pWEgrXf0PQ=&c=WYFdOmPOea1PR1uoqmoIlsD1GC2Bj0NvAAxiturNNibSrzEIJ6ZiXr9um2jEVhppJRQQZ3sUxHJaauJ26kXcmd1AZrHlYkTQwIsm4yDc5c9VSaFaafPYNqGCd9lhvyKI&downloadAs=Firefox Setup.exe

http://www.bundleworlddl.com/c?x=fGPLlX0eqwwi5q2EaVocDeaE0OLc/.../uZP2lOC3zmAXH3W8PcN6AEVuW1WDWv55PLuSXNVQe0NTW5nkPx 0apuSbd22aksQT&downloadAs=Firefox Setup.exe

http://www.packageflashcurrent.com/c?x=hSkPnEQpsjWu8IXo2TrMHzI6QfcoV1C4ET1HS5EudzM=&c=TWWTy/gstazad6mOLDgEem7eYmSgwiB7eTax7MZA2MqwwXL/UQUTlX/sZLgutTB9XDVrIBu4HSaDtCT1HJCuaujehxBIMzuRR/pThe4CkT/.../BYewahcLDvJ&downloadAs=Firefox Setup.exe

http://www.bundleworlddl.com/c?x=t9UizAIcjWjFseQnUOlvrnMYw587BWb8BomuOu83Qlg=&c=9ZIPY1gFypgW0WbPHVnc9figYOJiDc3rH2edwvrcrKrVeXGjXtkIlQ0JBPcUIB1ROeCFkQo0DnYE2T/txSi0k65PM/.../tmQVId F&downloadAs=Firefox Setup.exe

http://www.sharetownworld.com/c?x=CEWdXICZCWpNhdvR2xa3czY22hetnj9PSzAXpYTrO88=&c=ER24URJKkpk4lYsGJeAYrcXSHGAni7YDerms/.../0G3sn2JWOyQ1 0ZWfAJXQbYY0k8Qx8wtG7Zn8uWsnh3RXlq01V3U&downloadAs=Firefox Setup.exe

http://www.bundlerepositorybundle.com/.../JCPpGYQWQ7pB8DmBeHtziMZlb66CuuMm1iUaSSjgXw29qDClgstnMGeoI7ou6DwNtKlVmiscfolyJcz8 fIHcSPN1g3&downloadAs=Firefox Setup.exe

http://www.sharetownworld.com/c?x=S5BH/4oTygQIW3Lld23EqSR/.../06S997aDgEzKhY1 TiRsOukGoAsVzOd8Med3bpMe22gVHH4xTKNgyhdOv9bD8ED2yTu6JlM58SOV9ewBXTTGSysEFlrAG5Uy JVh kdL1jrgr8&downloadAs=Firefox Setup.exe

http://www.sharetownworld.com/c?x=kwGgnE7TcdoHU1zQuKMbfdNuPYOKX3vcyP5xst5q9wI=&c=ZuWtEgGP89PrqmQTEe/HwxsKMQmHS7biT7DtQyr1fyBdrV/.../Qe8jFH9ucocHnE&downloadAs=Firefox Setup.exe

http://www.tagfilescity.com/c?x=QhtXNyXbuNEn7odCYuVcJSj0cK4v8BTl9v/bz5NIXLQ=&c=fP/XbHGHagkr64ZOo/.../uMiX6wVXsHRK96DDIFFAECnqQGtJwJaYO7ThA O4gAPkQ7LstnXGgqgdsPwbg1vDdEWSsBmljzUQRAipx1qatvuNbyRQ7t&downloadAs=Firefox Setup.exe

http://www.bundlerepositorybundle.com/.../UIuo0Oqh4j3WVMW k TOJEWsC12CyOsMfVt p0h8GmUW1e8&downloadAs=Firefox Setup.exe

http://www.sharetownworld.com/.../UjkSP7LVd5aZmrmZw0MNIA=&c=hXM0CSoUKDxR4RLArvYqrvyDn1rYlhbhcl3jrecFhMetBOSOjl2XYacF96MsNr7vaFpof y3E40jYLBgxxFJWsREETsa1NFeL8tffZNJyh8R5P8D8YwWnNAkYD Yuewd&downloadAs=Firefox Setup.exe

http://www.sharetownworld.com/c?x=pntgEaLDkeJoCXwzSV/jZC5JCfFUUJvhVf33kBYygXI=&c=hBD9tK6/5axCDTNoccuewAsEspEl l/2FZ5QGf1EpoWXuTMNPfAhbHFEpcp5ugxxt01/ 4f84EHg1p5mjvFwUJ4sB0pvIubBTTm6DuTwv/6VM6OnI0F0/.../jFEeFEc&downloadAs=Firefox Setup.exe

http://www.centerconecptlaboratory.com/c?x=RazFpHPENFQ2grawsJDDCwQzimznt7AaU6PNWomW9og=&c=gZdQ1YPMuZfQyGhhos0w5pk/zkPtEXVS/.../MBc C4ukNTJHaU56JYDA2lpv8PC2lrAlm&downloadAs=Firefox Setup.exe

http://www.presentfuncity.com/c?x=IVza4h J24Nka58A6swlV2TohZlQEYlCoDiLcVey4DI=&c=b2utFDm1ib ZGEYJ3WbwsPYzOVirKX15Mstb4JLuEsArWpnOeyzqog1sWM0HALjJYj9dW7LbIkcMuS3nLK0blejMvTJ3uHYRIMmdpqnVOi8zraA3vXtU kPJqxZ8QBiA&downloadAs=Firefox Setup.exe

http://www.presentfuncity.com/.../m9Kzby28ybPFwHEIYemNc=&c=0 RuXyPqUrmpJCwWd1QHWGi4paYMtC3WYK38oe fpFD5vMAOOC4yDkZsikOnqM3PMW3x5gtmFjKDGLCTjbmvB9DSs zvunEoi9fxjz4XaGJhQxy2B3ho6o0zVe9ciAf7&downloadAs=Firefox Setup.exe

http://www.sharetownworld.com/c?x=zwyN JX/0Gf6H9Yo9OiihhzvzWEN0JlQS8QCZj7C0Dk=&c=xVVBkGqTVmFOexupZr8IMGt3tAG1/.../m6CZyhAp2xWVEXqaQUhCgfGrP6FuXjkQCCQ6XKeWg50fnrJM06wkZohGvBwKs1PIc&downloadAs=Firefox Setup.exe

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