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installer_adobe_flash_player_english.exe

Free Software LLC

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application installer_adobe_flash_player_english.exe by Free Software has been detected as adware by 12 anti-malware scanners. The program is a setup application that uses the installCore installer. During install, it bundles potentially unwanted software on a user's computer at the same time without adequate consent. The file has been seen being downloaded from clkmon.com and multiple other hosts.
Publisher:
Free Software LLC  (signed and verified)

MD5:
234f465b1e68fd6732409f4ece10b958

SHA-1:
7c5ecabe6d270d3ebfdb416617a442553f0b98f7

SHA-256:
07ee3a02a0afd77d363a0cc23f3f0ddc742d2f5360afb63699204d3a475d7adb

Scanner detections:
12 / 68

Status:
Adware

Explanation:
Bundles additional software, mostly toolbars and other potentially unwanted applications using the Vittalia monitization installer.

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:
11/5/2024 12:59:24 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
PUA/InstallCore.Gen
7.11.217.194

Baidu Antivirus
PUA.Win32.Vittalia
4.0.3.15615

Dr.Web
Trojan.DownLoad3.35287
9.0.1.0166

ESET NOD32
Win32/InstallCore.SC potentially unwanted (variant)
9.11329

Fortinet FortiGate
Riskware/InstallCore
6/15/2015

F-Prot
W32/InstallCore.AG.gen
v6.4.7.1.166

K7 AntiVirus
Trojan
13.201.15277

Malwarebytes
PUP.Optional.BundleInstaller
v2015.06.15.07

McAfee
Artemis!234F465B1E68
5600.6734

NANO AntiVirus
Riskware.Win32.InstallCore.dnqbyw
0.30.0.296

Reason Heuristics
PUP.Installer.FreeSoftware
15.6.15.7

Sophos
Generic PUA HM
4.98

File size:
793.5 KB (812,592 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\installer_adobe_flash_player_english.exe

Digital Signature
Signed by:
Free Software LLC

Authority:
Starfield Technologies, Inc.

Valid from:
8/1/2014 3:08:01 AM

Valid to:
7/22/2015 4:23:49 AM

Subject:
CN=Free Software LLC, O=Free Software LLC, L=Wilmington, S=Delaware, C=US

Issuer:
SERIALNUMBER=10688435, CN=Starfield Secure Certification Authority, OU=http://certificates.starfieldtech.com/repository, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
27DD6AADCC34E6

File PE Metadata
Compilation timestamp:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:XKFTIENy3+ZSijrkfj0NF3I1zG8gnqZuDUYp799Sp:XYUrijrkfjOF41hgq4UYD8

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:
7.8869

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

Code size:
37 KB (37,888 bytes)

The file installer_adobe_flash_player_english.exe has been seen being distributed by the following 3 URLs.

http://clkmon.com/.../sa?cid=11021-200080521015000000&pid=11021&q=PANTIP.COM : E10692963 ??????????????????????? 2 ? [?????????????]

http://clkdeals.com/adServe/adClick?ai=e78pZMpPz6TWZEaZboedZM3kzpIU6UHnCX/YpCgKsQ6tBYmMfV/buioux6DYfdSUyaGiNvnfNCJC Ii34hnZZ7UNfMyGu4XGTMjrTAZRpBA671/6BW/nohcUk/hfQojSSrzoxfFj5CIfs6Cn0z345rIp ji393ajEBBffg0WYtbcd/U9kgI6mt 1DH3TK95jxHtMCYAwB1AZ6B2v2ObtCxNhb0mHdCPO3IUKG 1x50/OEcrCZJ3Ol5/.../dfW2Vb8pcHeZtVEQJZZJCxAdeOqU=&src=BANNER

http://clkmon.com/.../sa?cid=11021-500100510021000000&pid=11021&q=yayasan, yayasan jakarta, sayap ibu jakarta, yayasan sayap ibu jakarta, yayasan

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