air7861.exe

Software Updater

Installer Setup

This is part of the Air Installer, a download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application air7861.exe by Installer Setup 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 AirInstaller Download Manager installer. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from download.pcupgradenow.com.
Publisher:
Installer Setup  (signed and verified)

Product:
Software Updater

Version:
2.5.0.14

MD5:
d573850cfcc2caab8728b1ad3ada0347

SHA-1:
e0be2e884b2ba1a674a0a87a6b61f2a6cfc42d2f

SHA-256:
3b1ec6c4fcd3f4df5e734f0c77bae2b64cd0ab6802456abd94dfcb9560208735

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:
5/14/2024 3:36:38 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.InstallerSetup.Installer (M)
16.1.15.0

File size:
1 MB (1,064,144 bytes)

Product version:
2.5.0.14

Copyright:
(c) Installer Setup

Original file name:
Setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\air7861.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
10/23/2014 9:00:00 PM

Valid to:
10/23/2016 8:59:59 PM

Subject:
CN=Installer Setup, O=Installer Setup, L=Vancouver, S=British Columbia, C=CA

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
114A4CD0F4776DC50DF11F7D51696678

File PE Metadata
Compilation timestamp:
12/2/2014 3:19:25 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:G/W0/ltSo97NC10AFgqyNEbESiQW+aofC/aD8upnwq5rZ:GTtx97N1AFIErCg8Ywqf

Entry address:
0x344B90

Entry point:
60, BE, 00, A0, 64, 00, 8D, BE, 00, 70, DB, FF, 57, 83, CD, FF, EB, 10, 90, 90, 90, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89...
 
[+]

Packer / compiler:
UPX 2.90LZMA

The file air7861.exe has been seen being distributed by the following URL.

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