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adobe_flash_setup.exe

OOO TehSnab

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 TehSnab 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 file has been seen being downloaded from update-24.net.
Publisher:
OOO TehSnab  (signed and verified)

MD5:
122a128787978a60a326411c314543ed

SHA-1:
e458d890b00d78a44897686787c200e9ce66b4f4

SHA-256:
be243ab5d083bfcc6751feb89b6e98b4c7f5971a6c6372c8817ff54731f88852

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:
11/1/2024 6:20:00 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
Adware/InstallCore.rfaw
7.11.184.98

avast!
Malware-gen
2014.9-150318

AVG
Generic11_c
2015.0.3293

Comodo Security
Application.Win32.InstallCore.RFAW
20130

Dr.Web
Trojan.InstallCore.38
9.0.1.077

ESET NOD32
Win32/InstallCore.QF (variant)
8.10707

K7 AntiVirus
Trojan
13.185.13980

Malwarebytes
PUP.Optional.TehSnab
v2014.11.11.10

Reason Heuristics
PUP.Bundler.installCore
15.3.18.1

Total Defense
Win32/Tnega.JbTPVR
37.0.11274

VIPRE Antivirus
Threat.4150696
34232

File size:
877.5 KB (898,600 bytes)

Product version:
1.5

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 TehSnab

Authority:
Thawte, Inc.

Valid from:
10/7/2014 7:00:00 PM

Valid to:
10/8/2015 6:59:59 PM

Subject:
CN=OOO TehSnab, O=OOO TehSnab, L=Moscow, S=Moscow, C=RU

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

Serial number:
1B3AE09C419260E223EA4701F7A75ECE

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

CTPH (ssdeep):
24576:pFYEG6p1agGmDmkhB92B3gdiSUy4lvy2iPYHA2:pSJe1EmDmkh2VoiSUv1XHR

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:
7.7125

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://update-24.net/download.php?conversion_id=14150710173556&site_id=490&app_id=4&lp_id=382&v=ico&stub_id=26&dist_id=251&channel=mrkfp&c=6dd2878b1b3d78d34d994bf541e3b4ab&dast=YnJzcj0zODQxJmJvPTImY2lwaWQ9MjAyMjAzMCZjaXNpZD00NEYzRjc2NzE2MDA1NDE0NDc5NTUyNjUmY2lyaWQ9NDRGM0Y3NjcxNjAwNTQyMTI4MjE4MTQ5MiZzbGlkPTAmc3ViaWQ9MjAwMjE5MjIyNTIzMDAwMDAwJmNpdWlkPTc2MjQyMTI4OTczMDcwMjk4MTEmc289MiZjcmlkPTI4MjI3MTgmZXhjaWQ9MjImbW10PS0xJm9zaWQ9NTM1JmNudHJ5PTIyNyZjaWNtcD00Mjg2MzgmY3U0PTImcHViaWQ9NjMyODU=

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