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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 13 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 soft85.co.
Publisher:
OOO Gross Mauntin  (signed and verified)

MD5:
b2dbe887b8a5f8a9d63d8c3bbcbb43ed

SHA-1:
ea92577049f40b4b1925fa684197c24da5735334

SHA-256:
129fb758084d236018190814b8737bb2f15b219e1d74d4e457fa4db23761e570

Scanner detections:
13 / 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 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:
12/29/2024 4:43:35 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.195.144

avast!
Adware-gen [Adw]
141214-1

AVG
Generic
2015.0.3260

Clam AntiVirus
Win.Trojan.Installcore-308
0.98/19778

Comodo Security
Application.Win32.Installcore.QB
20372

Dr.Web
Trojan.MulDrop5.38104
9.0.1.05190

ESET NOD32
Win32/InstallCore.QB potentially unwanted application
7.0.302.0

K7 AntiVirus
Trojan
13.187.14332

Malwarebytes
PUP.Optional.InstallCore
v2014.12.15.03

NANO AntiVirus
Riskware.Win32.InstallCore.djeehb
0.28.6.63850

Reason Heuristics
PUP.Installer.OOOGrossMauntin.R
14.12.18.11

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.3

VIPRE Antivirus
Threat.4150696
35418

File size:
762.4 KB (780,672 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:ydVvp6pikfzrIGoVmcbbhjTTIkOHAPkZtKq9doOcgv6Gw40/UMIHb:ydVvsiwxoVm8dnTIj72Pyv6GMW

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:
7.8533

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://soft85.co/download.php?site_id=359&app_id=4&lp_id=382&v=ico&dist_id=269&channel=acmnj&cid=18203857271411072464&pubid=308136&c=20a4febe59cb94a853d80a5d31ff8739&v_id=979f1f61902c134a9c03c3169b978a3a

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