winrar-unlock.exe

IMDownloader Downloader

Astro Delivery (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-unlock.exe by Astro Delivery (Fried Cookie) has been detected as adware by 12 anti-malware scanners. 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:
IMDownloader  (signed by Astro Delivery (Fried Cookie Ltd.))

Product:
IMDownloader Downloader

Version:
1.0.5.a0.1_34899

MD5:
9b7109127c0d0ba72602ffe1376b7f5d

SHA-1:
60e308489083254fac9b6e949b262eae3e9fff8e

SHA-256:
fdbebdede235b6cde5b6e48e14466870278d0c31a67944cf553a10c89b73fb09

Scanner detections:
12 / 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:
11/15/2024 12:25:48 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
APPL/InstallCo.ewbs
3.6.1.96

AVG
Generic
2016.0.3142

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.15411

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.InstallCore.KX
21599

Dr.Web
Trojan.InstallCore.15
9.0.1.0101

ESET NOD32
Win32/InstallCore.WI potentially unwanted application
9.7.0.302.0

G Data
Win32.Application.InstallCore.DI
15.4.25

herdProtect (fuzzy)
2015.7.14.9

K7 AntiVirus
Unwanted-Program
13.202.15438

Reason Heuristics
PUP.Installer.InstallCore.ironSource
15.4.11.17

VIPRE Antivirus
Threat.4786018
38552

File size:
684.4 KB (700,840 bytes)

Product version:
1.0.5.a0.1_34899

Copyright:
IMDownloader

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Authority:
GlobalSign nv-sa

Valid from:
10/21/2014 6:11:59 AM

Valid to:
10/22/2015 6:11:59 AM

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

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

Serial number:
1121A99E73962365DC8A4A1F35AD57C59E60

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):
12288:+ZVp32Fxqx6bfdYyN/wtkioG+YK6v4xpD70N6+4ghJH37W3ETs:+ZVJ2FRJBN/w6DGvrAc6uhxWx

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-unlock.exe has been seen being distributed by the following URL.

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