pidgin_setup.exe

Pidgin

Air Software

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 pidgin_setup.exe by Air Software 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 cdn.airdlr.com.
Publisher:
AirInstaller  (signed by Air Software)

Product:
Pidgin

Version:
1.0.0.3

MD5:
3191e1e0776b5e41e13e21b28d896487

SHA-1:
ce3c94b38386a88f731ed64a14f0830ee080556e

SHA-256:
08aaf783ed543e90f44bacbe433d1e62e7ca4b8fb083480f886b01b3baf67f28

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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/19/2024 8:56:12 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.AirSoftware.Bundler (M)
16.1.19.9

File size:
155.1 KB (158,792 bytes)

Product version:
1.0.0.0

Copyright:
(c) AirInstaller. All rights reserved.

Original file name:
Launcher.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
English (United States)

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

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
6/26/2011 8:00:00 PM

Valid to:
6/26/2012 7:59:59 PM

Subject:
CN=Air Software, O=Air Software, STREET=185-911 Yates St., STREET="Suite #327", L=Victoria, S=BC, PostalCode=V8V4Y9, C=CA

Issuer:
CN=COMODO Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00C3BFAFF5374660A208126E655CBD3E13

File PE Metadata
Compilation timestamp:
11/9/2011 4:27:54 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:syOy+L91DkXJo+z97WVaNmBo4jTVicDR3GQyys4uzW9CGg:syhU1oXJ9z97WVaEW40cDR3pyf4uzWjg

Entry address:
0x6D2E0

Entry point:
60, BE, 00, A0, 44, 00, 8D, BE, 00, 70, FB, FF, 57, EB, 0B, 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, C5, EB, 0B, 01, DB, 75, 07, 8B...
 
[+]

Entropy:
7.8153

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.24

Code size:
144 KB (147,456 bytes)

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

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