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free-studio.exe

Des

PlatformPrompt (Alpha Criteria Ltd.)

The application free-studio.exe, “Des Setup ” by PlatformPrompt (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. The file has been seen being downloaded from www.giftchuckleflash.com.
Publisher:
Dogosifuso   (signed by PlatformPrompt (Alpha Criteria Ltd.))

Product:
Des

Description:
Des Setup

Version:
2.6.5.0

MD5:
c6e82246679824a70de77641bb0c6be6

SHA-1:
085094056266e5af55e4458dd0f82046ba54df05

SHA-256:
b452661078a0b2749f1a4691a811df754d7f6ab7774c8ef27e9bdc2320e9b420

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:
5/1/2024 1:10:00 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AC (M)
16.8.11.2

File size:
952 KB (974,848 bytes)

Product version:
3.4.8

Copyright:
Stub Web

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\free-studio.exe

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

Authority:
GlobalSign nv-sa

Valid from:
12/16/2015 1:17:26 PM

Valid to:
9/2/2016 1:02:46 PM

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

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

Serial number:
112111817CD313A533F2A76178D4452F81A6

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):
24576:n7vDPwUFhDqNzcU16jVXw4VXNLnMXugux2TrhbIC:njzwUFJqpKpVxnMXvq2TdbIC

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

http://www.giftchuckleflash.com/AFZqj6ZOrWwpEwnZOQp_xcx_AQVlxpC1_XtqnUKELTl4gMSWXDdr AsMD9dAXYbtcydBL8QJZH_mt8pmH4qVMzUUKrgR0sTeYiU9iJeozpvTgT4PsUO_ fUdsyVwtU1T6N8vBnAHvfadQokM yilcsggzlPyV qkwz8xtBWzpY5bSwwurBLo2TNX_BMJ0xDHvbqgGwmN-G1IAAGRwXmtrvpHuEAHABhy4hAON0z6gDY5De56RpPT3vV C EXDum713MhhgX3BJYuav7G4GEnTxUrV59cqLp48CmUU nMHGoPyEpFFmYoc

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