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adobe_flash_setup.exe

Coinis Downloader

Advertaizing Grupp

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 Advertaizing Grupp 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. The file has been seen being downloaded from freemaintenance.checkupdatenow.com.
Publisher:
Coinis  (signed by Advertaizing Grupp)

Product:
Coinis Downloader

Version:
1.0.5.a0.1_34404

MD5:
d1e5b3b7c0477e93ac1167b0d84d3346

SHA-1:
4f6af6437976b0e7b4594e2dd8aebc5aa790d211

SHA-256:
f5e6fe9b2797bac7f54fab458d0d65b9b4db19e1c7cc00b56653416b68a9f247

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:
5/4/2024 7:18:36 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Coinis.installCore.Installer (M)
16.7.12.11

File size:
776.8 KB (795,400 bytes)

Product version:
1.0.5.a0.1_34404

Copyright:
Coinis

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:
Advertaizing Grupp

Authority:
COMODO CA Limited

Valid from:
1/12/2015 6:00:00 PM

Valid to:
1/13/2016 5:59:59 PM

Subject:
CN=Advertaizing Grupp, O=Advertaizing Grupp, POBox=117405, STREET="ULITsA DOROZhNAYa,60B", L=GOROD MOSKVA, S=Russia, PostalCode=117405, C=RU

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

Serial number:
230735435EBA58ABD22B8151728C3636

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):
12288:TKvpiZK57diwS52hGVFvkkFcXm4p+yfAqnPOYd7MlWQKdOhKw4OKJXs:TKvYK55wFhuXmQDAqn2S7MsDYHa8

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:
7.6660

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://freemaintenance.checkupdatenow.com/.../hP4Pnh23bI=&dist_id=734&channel=mrk_fus1&dast=YnJzcj0zODQxJmJvPTImY2lwaWQ9Nzg1NDcwOCZjaXNpZD0zNzJGOUU0QTMzOTg3NjQ3MTY5MDQxODY5NCZjaXJpZD0zNzJGOUU0QTMzOTg3NjQ4NzU3OTI0Mzk2JnNsaWQ9MCZzdWJpZD01NDAxNjcyMjI1MjYwMDAwMDAmY2l1aWQ9LTU2NDkwODUzMzcwNTI1NTgwMjAmc289MiZjcmlkPTMzNDUzNzgmZXhjaWQ9MjImbW10PS0xJm9zaWQ9NTMzJmNudHJ5PTIyNyZjaWNtcD01OTkyNDgmY3U0PTIwJnB1YmlkPTYxNzk2

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