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softwareupdate.exe

Software Updater

Download Manager

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 softwareupdate.exe, “Software Updater ” by Download Manager 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 downloads.updatesoftnow.com.
Publisher:
Download Manager Cert   (signed by Download Manager)

Product:
Software Updater

Description:
Software Updater

Version:
2.0.5.5

MD5:
93028488206b3ce04bc8ee3cdedd40a9

SHA-1:
9b051cfc0fe3742ee16035630ed32aa7d84154c1

SHA-256:
351094c33505208ff80df9e92a03636185deaa8d8ff30923d77af31da775063e

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:
4/26/2024 3:21:12 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software (M)
16.7.26.5

File size:
843.4 KB (863,664 bytes)

Product version:
2.0.5.5

Copyright:
(c) Download Manager Cert

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}\downloads\softwareupdate.exe

Digital Signature
Signed by:
Download Manager

Authority:
VeriSign, Inc.

Valid from:
6/8/2013 2:00:00 AM

Valid to:
6/9/2014 1:59:59 AM

Subject:
CN=Download Manager, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Download Manager, 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:
428E8B7C1AC548D083F4D3A0C5FDAF4C

File PE Metadata
Compilation timestamp:
3/27/2014 10:11:22 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:SvoTL98X22PdlPe/Xx4It2Rl+SB70Vbg6NkrdXrFxgQw2x5/WMovPb2o0txK4:SgTLWX2CdFeZs+8I06N215/QPao024

Entry address:
0x269820

Entry point:
60, BE, 00, 60, 5A, 00, 8D, BE, 00, B0, E5, 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

Code size:
784 KB (802,816 bytes)

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

http://downloads.updatesoftnow.com/get/click/.../?filename=SoftwareUpdate

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