ffonts_download_manager.exe

STMSetup

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application ffonts_download_manager.exe by STMSetup has been detected as adware by 10 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from cdn.ffontscontent.com.
Publisher:
STMSetup  (signed and verified)

MD5:
663aac23c580304db405e9841f6a0888

SHA-1:
94fa43a39e8e74376e0e4d3dc96d1e2efc858205

SHA-256:
fb5f89b49f25da2cfe78aaf5f4028aaa6dce2d50eeb159f07170e910d4b95849

Scanner detections:
10 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/19/2024 3:11:08 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.MulDrop
7.1.1

Avira AntiVirus
7.11.186.88

AVG
Generic
2015.0.3289

Dr.Web
Trojan.MulDrop5.33380
9.0.1.05190

ESET NOD32
Win32/InstallCore.ON potentially unwanted application
7.0.302.0

K7 AntiVirus
Trojan
13.185.14021

Norman
InstallCore.CERT
11.20141115

Reason Heuristics
PUP.STMSetup.X
14.11.15.15

VIPRE Antivirus
Threat.4150696
34232

File size:
709.9 KB (726,904 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\ffonts_download_manager.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
4/27/2014 7:00:00 PM

Valid to:
4/28/2015 6:59:59 PM

Subject:
CN=STMSetup, O=STMSetup, STREET=28 Lenelblome St., L=Tel-Aviv, S=Israel, PostalCode=651307, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
4CC8AF2C057FC32A3FA7F44EAADD7EEA

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:V8vp5bUg7n8ZveU0U0TC3EM33dXyOusqWB7jqSiIm9dzfVrJSBU:V8v3bp8lQUgC35ndXy3sVBvTaRrJV

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:
7.8574

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

Code size:
37 KB (37,888 bytes)

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

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