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airtoolautoupdate.exe

AirTool Installer

SIEN INTERNET PRODUCTS LTD

This is the SIEN AppScion Installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application airtoolautoupdate.exe by SIEN INTERNET PRODUCTS 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 SIEN SuperInstall installer.
Publisher:
AirTool S.R.L.  (signed by SIEN INTERNET PRODUCTS LTD)

Product:
AirTool Installer

Version:
9.44.1.1

MD5:
24cfb039abfe538b5daaf0a7c4f81cef

SHA-1:
fc6aacfed8b6152340723bb7ed8515f8ae9919d1

SHA-256:
36f963ef4c7b26c83e030748c18788f60fde58f0247c77cdd07186872cef5b01

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
11/5/2024 8:13:09 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Sien.SIENINTERNETPRODUCTS.Bundler (M)
15.11.30.11

File size:
1.5 MB (1,573,952 bytes)

Product version:
9.44.1.1

Copyright:
(c) AirTool S.R.L. All rights reserved.

Original file name:
AirToolBootstrapper.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
SIEN SuperInstall

Language:
English (United States)

Common path:
C:\users\{user}\appdata\roaming\airtoolautoupdate.exe

Digital Signature
Signed by:
SIEN INTERNET PRODUCTS LTD

Authority:
GlobalSign nv-sa

Valid from:
6/18/2015 4:38:06 AM

Valid to:
6/18/2016 4:38:06 AM

Subject:
CN=SIEN INTERNET PRODUCTS LTD, O=SIEN INTERNET PRODUCTS LTD, L=London, S=LONDON, C=GB

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

Serial number:
112197E7BBA82299D8F1DCEDCE8898C6F8C6

File PE Metadata
Compilation timestamp:
10/26/2015 12:58:00 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
49152:7UupBN426N+AR3ZeHAglvD0s8h4bL7iTc+3x0m:vBNK+AgZib

Entry address:
0x1E487

Entry point:
E8, C1, D3, 00, 00, E9, 7F, FE, FF, FF, 3B, 0D, 44, 58, 56, 00, 75, 02, F3, C3, E9, 11, D5, 00, 00, 55, 8B, EC, 8B, 45, 0C, 83, EC, 20, 56, 57, 6A, 08, 59, BE, 58, F5, 53, 00, 8D, 7D, E0, F3, A5, 8B, 4D, 08, 5F, 5E, 85, C0, 74, 0D, F6, 00, 10, 74, 08, 8B, 01, 8B, 40, FC, 8B, 40, 18, 89, 4D, F8, 89, 45, FC, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, 80, E1, 53, 00, C9, C2, 08, 00, 8B, 4D, F4, 64, 89, 0D, 00, 00, 00, 00, 59, 5F...
 
[+]

Entropy:
7.4353

Code size:
1.2 MB (1,297,920 bytes)

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