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 11 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. 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:
0b82623d9d7bdd78bc2649f5437ba800

SHA-1:
4e2afb3ee5a66065d26e389cf1afb9a125173b07

SHA-256:
e45c6c37687caedb67dc5f8c0ba7e73d8738a2f7e768f200264b5f59a22b2bb8

Scanner detections:
11 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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 2:38:07 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
7.11.156.52

avast!
Malware-gen
140617-1

AVG
Generic
2015.0.3434

Dr.Web
Trojan.MulDrop5.10078
9.0.1.05190

ESET NOD32
Win32/InstallCore.OY potentially unwanted application
7.0.302.0

G Data
Win32.Application.InstallCore
14.6.24

Malwarebytes
PUP.Optional.Bundle
v2014.06.23.05

Reason Heuristics
PUP.Natli.T
14.6.23.16

Sophos
Install Core
4.98

Vba32 AntiVirus
3.12.26.3

VIPRE Antivirus
Threat.4788237
29708

File size:
649 KB (664,624 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Digital Signature
Signed by:

Authority:
COMODO CA Limited

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

Valid to:
7/9/2014 7:59:59 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 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:BJFaW8DtWBrh0xnryCfnjqqg8p7OdQB4+dkfuXacPmCjfARU6EMWudfFdqFoKZAm:BJFvS201yCfnWSpYDEXacPDcRqcw/L

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, BF, A9, FF, FF, E8, 5E, 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...
 
[+]

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

Code size:
37 KB (37,888 bytes)

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

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