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setup_a3launcher.exe

A3Launcher

Matthew McConnell

The application setup_a3launcher.exe, “A3Launcher Setup ” by Matthew McConnell has been detected as a potentially unwanted program 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 Inno Setup 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 a3.launcher.eu.
Publisher:
Maca134   (signed by Matthew McConnell)

Product:
A3Launcher

Description:
A3Launcher Setup

MD5:
a4b087c61f68ccdb2c3cb37837254d9f

SHA-1:
f86a6de1688cbea6bb096c920fe8e698bfe3d6ca

SHA-256:
9558978b8dea7b02df12eef0334f499f1813eae091d2cba86880fbdc87b8b347

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
5/9/2025 7:22:44 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.CSH (L)
17.1.5.20

File size:
13.4 MB (14,024,904 bytes)

Product version:
0.1.4.6

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\downloads\setup_a3launcher.exe

Digital Signature
Signed by:
Matthew McConnell

Authority:
StartCom Ltd.

Valid from:
5/26/2015 12:18:13 PM

Valid to:
5/26/2017 12:11:32 PM

Subject:
E=maca134@gmail.com, CN=Matthew McConnell, L=Lancashire, S=Lancashire, C=GB

Issuer:
CN=StartCom Class 2 Primary Intermediate Object CA, OU=Secure Digital Certificate Signing, O=StartCom Ltd., C=IL

Serial number:
11BA565FBB72FE

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

Entry address:
0xAA98

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 2E, 86, FF, FF, E8, 35, 98, FF, FF, E8, 9C, 9B, FF, FF, E8, B7, 9F, FF, FF, E8, 56, BF, FF, FF, E8, ED, E8, FF, FF, E8, 54, EA, FF, FF, 33, C0, 55, 68, 69, B1, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 32, B1, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, D0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, C2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, 24, 93, FF, FF, 8D, 55, F0, 33, C0, E8, 66, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.9998

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

Code size:
40.5 KB (41,472 bytes)

The file setup_a3launcher.exe has been seen being distributed by the following URL.

http://a3.launcher.eu/.../setup_a3launcher.exe

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