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 8 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 freempr9.jrcaaa.com and multiple other hosts.
Publisher:
Free Software LLC  (signed and verified)

MD5:
efc7a71319d7881b7b19bc4f51c1d17b

SHA-1:
a4e7d186c5456567740ca9a085c3d7d15570ad95

SHA-256:
33f6b8631459e033374412f63c1c580a3d61e9ada33f4d312f1a4adbbc0b8ea1

Scanner detections:
8 / 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:
11/25/2024 11:37:49 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
7.11.196.234

AVG
Generic
2015.0.3247

Dr.Web
Trojan.DownLoad3.35287
9.0.1.0362

ESET NOD32
Win32/InstallCore.SC (variant)
8.10906

Malwarebytes
PUP.Optional.BundleInstaller
v2014.12.28.05

Reason Heuristics
PUP.FreeSoftware.e
14.12.28.5

Trend Micro House Call
Suspicious_GEN.F47V1204
7.2.362

VIPRE Antivirus
Vittalia Installer
35916

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
Authority:
Starfield Technologies, Inc.

Valid from:
8/1/2014 3:38:01 PM

Valid to:
7/22/2015 4:53:49 PM

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:
6/20/1992 3:52:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:0KFTIENy3+ZSijrkfj0NF3I1zG8gnqZuDUYp799Sp:0YUrijrkfjOF41hgq4UYD8

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 6 URLs.

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