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install_flashplayer.exe

Natli LLC

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application install_flashplayer.exe by Natli 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 installCore installer. The installer is marketed through download protals and search ads as the free Adobe Flash Player but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Natli LLC  (signed and verified)

MD5:
6cffd87a1c25d659b7ebeb2f05ef4e2e

SHA-1:
b572a4870f97f605e49d1ff66a69405a4261cea1

SHA-256:
b09e5121210de31c5c2e17c0b6fd9002bd5dc5727d66349def718b673c38e52c

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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
2/25/2025 6:06:00 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Coinis (M)
17.3.10.7

File size:
651.9 KB (667,560 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
Natli LLC

Authority:
COMODO CA Limited

Valid from:
7/8/2013 7:00:00 PM

Valid to:
7/9/2014 6:59:59 PM

Subject:
CN=Natli LLC, OU=Software Department, O=Natli LLC, STREET="St. Kirochnaya 30, liter A, office 1-H, 191123,", L=Saint Petersburg, S=Center, PostalCode=191123, C=RU

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
6991494B5A80ADDCF421DAD0DE88A741

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8415

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

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