pdfreaderinstaller.exe

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 pdfreaderinstaller.exe 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.
Publisher:
Download Manager  (signed and verified)

MD5:
897b39da37f5827f8ab08bb18dd124bd

SHA-1:
7fc42acb58f885a6f2a94855168604e9c4be81cb

SHA-256:
2e6daaf23bfa04c43cdd3d1fbddab4f980214ff4881c699f0c74b492170490d4

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:
4/23/2024 3:53:53 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.Bundler
16.2.9.0

File size:
286.7 KB (293,584 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
Language Neutral

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

Digital Signature
Authority:
The USERTRUST Network

Valid from:
5/26/2011 5:00:00 PM

Valid to:
5/26/2012 4:59:59 PM

Subject:
CN=Download Manager, O=Download Manager, STREET=26 York Street, L=London, S=Westminster, PostalCode=W1U 6PZ, C=GB

Issuer:
CN=UTN-USERFirst-Object, OU=http://www.usertrust.com, O=The USERTRUST Network, L=Salt Lake City, S=UT, C=US

Serial number:
7A29EA7E77DAC7B65FC20ECCCB2D8A3C

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:hJSq/ZcWHnDLLDIpNVHQ5RyFq0swBiiUBtSYYIEN2tvfT52bxXBv:bXZdHvLDIRQ5UFCGmtSYfVRA1Bv

Entry address:
0x5C7A0

Entry point:
60, BE, 00, 80, 45, 00, 8D, BE, 00, 90, FA, 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, EF, 75, 09, 8B, 1E, 83, EE, FC, 11, DB, 73, E4, 31, C9, 83, E8, 03, 72, 0D, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 74, 89, C5, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 75, 20, 41, 01, DB, 75...
 
[+]

Entropy:
7.9831

Packer / compiler:
UPX 2.90LZMA

Code size:
20 KB (20,480 bytes)

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