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software_update.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 software_update.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. The file has been seen being downloaded from software.softwaare.net.
Publisher:
Installer Setup  (signed and verified)

Product:
Software Updater

Version:
3.0.0.91

MD5:
667808e35f685d2226b6c21c3df946db

SHA-1:
41d2b958790bc4eae6b2fff5760201815d99eb9d

SHA-256:
eca0e358d1b2e388ed89e6e372a02b1eb3a5fb1d673fb608a7feb444ef953d6b

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:
11/25/2024 11:47:20 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software (M)
16.8.6.7

File size:
1.1 MB (1,101,040 bytes)

Product version:
3.0.0.91

Copyright:
(c) Installer Setup

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
Language Neutral

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

Digital Signature
Signed by:
Installer Setup

Authority:
Symantec Corporation

Valid from:
3/23/2015 8:00:00 PM

Valid to:
3/23/2016 7:59:59 PM

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

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
188C75106A329415713A40BD52985D5C

File PE Metadata
Compilation timestamp:
1/30/2013 9:21:56 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:4xG1x0Q79/itdEtjJikORZvRpVjxn8e+x92/IbV3j:9nKEjkPVj8w/Ib9j

Entry address:
0x113BC

Entry point:
55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, 2C, 00, 41, 00, E8, E8, 51, FF, FF, 33, C0, 55, 68, 9E, 1A, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 5A, 1A, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, 5B, 41, 00, E8, 16, D8, FF, FF, E8, 65, D3, FF, FF, 80, 3D, DC, 2A, 41, 00, 00, 74, 0C, E8, 2B, D9, FF, FF, 33, C0, E8, 80, 32, FF, FF, 8D, 55, EC, 33, C0, E8, E2, A3, FF, FF, 8B, 55, EC, B8, 50, 86...
 
[+]

Entropy:
6.9412

Developed / compiled with:
Microsoft Visual C++

Code size:
65.5 KB (67,038 bytes)

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

http://software.softwaare.net/d/click/.../?uid=d8a0f8bfe75c4ee09dfb77011de476e3&sid=73910&filename=Software_Update

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