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astrill-setup-win.exe

Astrill

The application astrill-setup-win.exe, “Astrill Setup ” has been detected as a potentially unwanted program by 2 anti-malware scanners. The program is a setup application that uses the Inno Setup installer, however the file is not signed with an authenticode signature from a trusted source. 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.astrill.com.
Publisher:
Astrill

Product:
Astrill

Description:
Astrill Setup

Version:
2.9.3.2025

MD5:
f49d369d4c8d0eaa3859c586d19d9654

SHA-1:
f32c92d6b1cb62071e9ba37878e942e1ed826d79

SHA-256:
0ccb8fee1039028d6760880daaee517c32ec7edc06fe519265d47f6b3f62c6ba

Scanner detections:
2 / 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:
12/26/2024 4:41:39 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
PUA/InstallCore.Gen7
8.3.2.2

ESET NOD32
Detection.Undefined
7.0.302.0

File size:
2.8 MB (2,893,114 bytes)

Product version:
2.9.3.2025

Copyright:
Copyright (C) 2009-2014 Astrill

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\astrill-setup-win.exe

File PE Metadata
Compilation timestamp:
6/20/1992 6:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
49152:72j/CqlbLFg14OHR7xWFX7iv5d78kUQZh0eNh+3hqN2hf2Cy8qiD7oG9nhollSNd:SjqALy4+xWV8d7JUQZlQh//y8RDsvkCO

Entry address:
0x9B24

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, A2, 95, FF, FF, E8, A9, A7, FF, FF, E8, D4, C9, FF, FF, E8, 1B, CA, FF, FF, E8, 0E, F3, FF, FF, E8, 75, F4, FF, FF, 33, C0, 55, 68, DB, A1, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, A4, A1, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 9B, FE, FF, FF, E8, 02, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 04, D0, FF, FF, 8B, 55, F0, B8, E8, CD, 40, 00, E8, 53, 96, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, E8, CD, 40, 00, B2, 01, B8...
 
[+]

Entropy:
7.9522

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

Code size:
37 KB (37,888 bytes)

The file astrill-setup-win.exe has been seen being distributed by the following URL.

https://www.astrill.com/.../astrill-setup-win.exe

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