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adobe_flash_setup.exe

OOO Gross Mauntin

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 OOO Gross Mauntin has been detected as adware by 9 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 soft71.org.
Publisher:
OOO Gross Mauntin  (signed and verified)

MD5:
9d8e65713fd655f7480445714b96935c

SHA-1:
521089c123408325134066b46b5250ece3e097ae

SHA-256:
b65453898d1cee24cc749f1eeaf0fcdd572699d3ce1de6bf67076869ca62e6b0

Scanner detections:
9 / 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:
6/1/2024 6:44:21 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.189.40

AVG
Generic
2015.0.3278

Dr.Web
Adware.InstallCore.501
9.0.1.05190

ESET NOD32
Win32/InstallCore.RA potentially unwanted application
7.0.302.0

K7 AntiVirus
Trojan
13.186.14150

Malwarebytes
PUP.Optional.InstallCore
v2014.11.27.07

Reason Heuristics
PUP.Installer.OOOGrossMauntin.R
14.12.18.11

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.3

VIPRE Antivirus
Threat.4150696
35088

File size:
763.8 KB (782,120 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
Signed by:
OOO Gross Mauntin

Authority:
COMODO CA Limited

Valid from:
8/10/2014 8:00:00 PM

Valid to:
8/11/2015 7:59:59 PM

Subject:
CN=OOO Gross Mauntin, O=OOO Gross Mauntin, STREET="Pochtovaya B, 26B str 1", L=Moscow, S=Moscow, PostalCode=105082, C=RU

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

Serial number:
04B303957ACC562D3D5358976AAC9FD2

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:xiRvpR93k3WUYsTkfBdhepL9GzCcsz5LWgM1ejNWtqqSCiS5OBTSuLGAtNJcHXdJ:xsvV3HsTuFe7NzQg4WbqSTHLGAnKtPh

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:
7.8558

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.

http://soft71.org/download.php?site_id=361&app_id=4&lp_id=382&v=ico&dist_id=269&channel=acmnj&cid=28199571691411445493&pubid=271459&c=20a4febe59cb94a853d80a5d31ff8739&v_id=292e935e2afe4c16148f4eb95ddf02b4

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