adobe_flash_setup.exe

Information Technology Systems

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application adobe_flash_setup.exe by Information Technology Systems has been detected as adware by 20 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 file has been seen being downloaded from ex-soft.net.
Publisher:
Information Technology Systems  (signed and verified)

MD5:
025041cec9ed88d682019b1e350995e1

SHA-1:
23e7ea0b97c76235a1e93ed8c9ace10ebb40863a

SHA-256:
071db368f4b37a812614ce989550fc20aed966ddac97d3749d9642550ea4cad8

Scanner detections:
20 / 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 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:
5/26/2018 9:08:53 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
7.11.174.228

avast!
Installer-AS [PUP]
141214-1

AVG
Generic
2015.0.3246

Clam AntiVirus
Win.Trojan.Installcore-237
0.98/19851

Comodo Security
Application.Win32.Installcore.QH
19623

Dr.Web
Trojan.Packed.28409
9.0.1.05190

ESET NOD32
Win32/InstallCore.UE potentially unwanted application
7.0.302.0

K7 AntiVirus
Trojan
13.183.13504

K7 Gateway Antivirus
Trojan
13.183.13504

Kaspersky
not-a-virus:AdWare.Win32.InstallCore
14.0.0.2723

Malwarebytes
Trojan.Downloader
v2014.12.29.09

McAfee Web Gateway
BehavesLike.Win32.CryptInno.bc
7.6902

NANO AntiVirus
Riskware.Text.Drop.deoyhb
0.28.2.62286

nProtect
Trojan-Clicker/W32.InstallCore.781048
14.09.26.01

Reason Heuristics
PUP.Installer.InformationTechnologySystems.R
14.12.29.9

Sophos
PUA 'Install Core Click run software'
5.09

Total Defense
Win32/Tnega.XfHcLeB
37.0.11200

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.3

VIPRE Antivirus
Threat.4150696
32938

Zillya! Antivirus
Adware.InstallCore.Win32.241
2.0.0.1934

File size:
762.7 KB (781,048 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Authority:
Thawte, Inc.

Valid from:
7/31/2014 1:00:00 AM

Valid to:
8/1/2015 12:59:59 AM

Subject:
CN=Information Technology Systems, OU=IT, O=Information Technology Systems, L=Podgorica, S=Montenegro, C=ME

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
37A48261FA2BD5EDFE85E99767D8A6B8

File PE Metadata
Compilation timestamp:
6/19/1992 11:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:GPFagX1vpCeWzp8cBePvGPth06G05icn+4QOqIhlexUiL5mASRuVkEt69HYiIHeB:GPFjvdCpDBemVK6v64QZIXexN0Aczilu

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...
 
[+]

Entropy:
7.8272

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

Code size:
37 KB (37,888 bytes)

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

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