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adobe_flash_player.exe

App Internet Soft

OOO Premier Service

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application adobe_flash_player.exe, “App Internet Soft Setup ” by OOO Premier Service has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the installCore installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from autoupdate.latestupdates4free.org.
Publisher:
Internet   (signed by OOO Premier Service)

Product:
App Internet Soft

Description:
App Internet Soft Setup

Version:
1.3.3.7

MD5:
1ed37fed569fb38592a4a25734423173

SHA-1:
8616fa385eb6408818c12ba17d16df9c49654abd

SHA-256:
f02815fba8e8d5dfc28d1e32b9de6e3a5a6cf98e20426f653d7426480017b1ac

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
11/23/2024 11:11:37 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.OOOPremi.Installer (M)
16.3.18.8

File size:
757.8 KB (775,976 bytes)

Product version:
3.5.0

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\adobe_flash_player.exe

Digital Signature
Signed by:
OOO Premier Service

Authority:
COMODO CA Limited

Valid from:
1/15/2015 12:00:00 AM

Valid to:
1/15/2016 11:59:59 PM

Subject:
CN=OOO Premier Service, OU=OOO Premier Service - Software, O=OOO Premier Service, STREET=Chelyuskinskaya 11, L=Moscow, S=Moscow, PostalCode=129336, C=RU

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

Serial number:
00E4A7714941EDC263F4A4DB432530568A

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:IWFdVaac8U+HlouRFS8IHGUbFjpsXU3N2gYuAXuZIFpsqLOLKmLf03KYBs0eTRWU:IEdVC8UUlbFje3jpsXluJ2jiK3h/eTR/

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:
7.8117

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

Code size:
37 KB (37,888 bytes)

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

http://autoupdate.latestupdates4free.org/dl.php?conversion_id=14318766237631&app_id=4&lp_id=918&v=icrs&stub_id=238&v_id=6t8fuACorHI0r5DA4HN7wBuKQX0iWP8kcnwPUv5TJVw.&pcl=f-C7m2Iem89x-XRfKMGIKpUkBqj0q1RG-kYWN3GRaDU.&s1=20SKOL56HQ6lgx7A1GxxiG1yU.wb000.&s2=561741

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