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adobe_flash_setup.exe

Web

OOO Advert

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, “Web Setup ” by OOO Advert 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 24upgradecheck.freecheckupdates.net.
Publisher:
Program   (signed by OOO Advert)

Product:
Web

Description:
Web Setup

Version:
2.8.2.4

MD5:
33dab27270db8860bcedd9fe858f024a

SHA-1:
100512594485f82d1256e1c284d5d5b56abf2db6

SHA-256:
04f75c21c3158a0202550c30b8c85a15ebea6886f57d6fe8d63075cbf653fa0b

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:
4/19/2024 8:12:03 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.7.25.3

File size:
779.3 KB (798,024 bytes)

Product version:
4.2

Copyright:
Installer Internet

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\Program Files\adobe_flash_setup.exe

Digital Signature
Signed by:
OOO Advert

Authority:
COMODO CA Limited

Valid from:
1/21/2015 7:00:00 AM

Valid to:
1/22/2016 6:59:59 AM

Subject:
CN=OOO Advert, O=OOO Advert, STREET=Pereulok Elektricheskii 12, L=Moscow, S=Moscow, PostalCode=123056, C=RU

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

Serial number:
008A0FCC73526631F27494B2A379DF0C82

File PE Metadata
Compilation timestamp:
6/20/1992 5:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:ig7GUEmWMwPdNv0YBGvMLvRVobifvaLeP0/SyujDSK4rpmF6fL1Dk:ig7dWMCPMk5/vabSykImF6fxg

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.6714

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

Code size:
39.5 KB (40,448 bytes)

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

http://24upgradecheck.freecheckupdates.net/dl.php?conversion_id=14267335495275&app_id=4&lp_id=733&v=ico&stub_id=140&v_id=bau0pHDJuPpquKigBiBaI3nfka6xGUmq3fMOssSezbE=&dist_id=393&channel=ac_f2&cid=19197712671426733548&pubid=310873

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