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setup.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 setup.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.soft-dld.com.
Publisher:
Installer Setup  (signed and verified)

Product:
Software Updater

Version:
3.0.0.87

MD5:
8a5618886d2dabf369460553c55bbf2b

SHA-1:
7d13bb4ff4b095ef5fe2785e4b6daf4c50c45ae8

SHA-256:
0efa38418a463633aeca6897c78513b1edc2988264a339e88a9f7aa9a588a9ff

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:
11/27/2024 8:53:02 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software (M)
16.7.29.14

File size:
962.7 KB (985,840 bytes)

Product version:
3.0.0.87

Copyright:
(c) Installer Setup

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

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

Digital Signature
Signed by:
Installer Setup

Authority:
Symantec Corporation

Valid from:
2/10/2015 3:00:00 AM

Valid to:
2/11/2016 2:59:59 AM

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:
07A1307B10CFA227F3AF56F353208204

File PE Metadata
Compilation timestamp:
1/30/2013 5:21:56 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:OxGlQrzmUWYLYaKLMcxC13F4QsjZN1Bv6UYCwLF4w:zmmASAgZvtKLaw

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:
6.9340

Developed / compiled with:
Microsoft Visual C++

Code size:
65.5 KB (67,038 bytes)

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

http://software.soft-dld.com/d/click/.../?uid=c2xpZD0wJmJyc3I9Mzg0MSZjdTQ9NyZjaWNtcD02Njk0NDgmY2lzaWQ9NTRFQTE2ODYzRTIyMjUzNzE3ODU4ODQxMzgmY2l1aWQ9LTM4Nzk4NzE3NDUwMDg3NzEwMzcmcHViaWQ9OTA1MCZjaXBpZD0xNTA5MDAwJmNpcmlkPTU0RUExNjg2M0UyMjI1MzgxOTE3MjQxMzU2Jm9zaWQ9NTMzJmJvPTEmc3ViaWQ9NTc3MCZtbXQ9LTEmY250cnk9MjI3JnNvPTEmY3JpZD0zNTM3ODI4JmV4Y2lkPTIy &sid=- &filename=Setup

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