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 13 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:
062b257a9c360208246662581789ed88

SHA-1:
d89f6c8be0870abd73a6a2c5eb5483ac11c7b21f

SHA-256:
e4c65037ea9a0a6f28d77111b71ac97863cd8ff47c6c4c6b01e09aa540654ae6

Scanner detections:
13 / 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 11:37:06 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
7.11.197.26

AVG
Generic
2015.0.3250

Dr.Web
Trojan.DownLoad3.35287
9.0.1.0358

ESET NOD32
Win32/InstallCore.SC (variant)
8.10912

Malwarebytes
PUP.Optional.BundleInstaller
v2014.12.24.06

McAfee
Artemis!062B257A9C36
5600.6906

Reason Heuristics
PUP.FreeSoftware.e
14.12.24.18

Sophos
Generic PUA NI
4.98

Trend Micro House Call
Suspicious_GEN.F47V1202
7.2.358

VIPRE Antivirus
Vittalia Installer
35960

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 1:08:01 PM

Valid to:
7/22/2015 2:23:49 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 1:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:fKFTIENy3+ZSijrkfj0NF3I1zG8gnqZuDUYp799Sp:fYUrijrkfjOF41hgq4UYD8

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 19 URLs.

http://freempr9.jrcaaa.com/down.php?p=ADCASH-DDownload&trckid=15905650041417539031

http://freempr9.jrcaaa.com/down.php?p=ADCASH-DDownload&trckid=ub4b4dd2e547727918eb6470f15

http://freempr9.jrcaaa.com/down.php?p=ADCASH-DDownload&trckid=30036069191417505776

http://freempr9.jrcaaa.com/down.php?p=ADCASH-DDownload&trckid=33727898181417503810

http://freempr9.jrcaaa.com/down.php?p=ADCASH-DDownload&trckid=15805458951417466227

http://freempr9.jrcaaa.com/down.php?p=ADCASH-DDownload&trckid=u4d6914be536430ca83c482ca8

http://freempr9.jrcaaa.com/down.php?p=ADCASH-DDownload&trckid=6902570481417539741

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