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terraria.exe

FITDownloader

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application terraria.exe by FITDownloader 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 d13dhn7ldhrcf6.cloudfront.net.
Publisher:
FITDownloader  (signed and verified)

MD5:
baf3c5e8c197af8291574f254d78f4c5

SHA-1:
17f38bd4cd31619b57c2776f87ed721137b07476

SHA-256:
5499e3529ce7f8d79f09d19d448f87c50b0e9345e01703ce99a2d73f88527ce7

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 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:
5/7/2024 12:06:59 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3255

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.141220

Dr.Web
Trojan.Packed.24524
9.0.1.0354

ESET NOD32
Win32/InstallCore.RA (variant)
8.10675

Fortinet FortiGate
Riskware/InstallCore
12/20/2014

K7 AntiVirus
Unwanted-Program
13.185.13888

Malwarebytes
PUP.Optional.InstallCore
v2014.12.20.05

Reason Heuristics
PUP.FITDownloader.I
14.12.20.5

Sophos
Install Core Click run software
4.98

VIPRE Antivirus
InstallCore
34538

File size:
764.1 KB (782,416 bytes)

Product version:
1.5

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
FITDownloader

Authority:
COMODO CA Limited

Valid from:
4/28/2014 2:00:00 AM

Valid to:
4/29/2015 1:59:59 AM

Subject:
CN=FITDownloader, O=FITDownloader, 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:
5E0816C139E8D20E76830D3D9638C4FE

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:F4vpDlah+ipXIorYbjm4g3NVv0vhdFrCyelrkAEcErv6F33+BDAU4KxCtozbtraf:F4vBlji7eGVvCP7OrPIrSF3eDAU4yCeg

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...
 
[+]

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

Code size:
37 KB (37,888 bytes)

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

https://d13dhn7ldhrcf6.cloudfront.net/download.php?os=&icon=aHR0cDovL3NjcmVlbnNob3RzLmVuLnNmdGNkbi5uZXQvZW4vc2Nybi82NjUzMDAwLzY2NTMyMjUvdGVycmFyaWEtMDYtMTAweDEwMC5wbmc=&desc=TWluZWNyYWZ0IGluc3BpcmVkIDJEIHBsYXRmb3JtIGdhbWU=&name=Terraria&domain=terraria&ss=&lang=en_US&url=aHR0cDovL3RlcnJhcmlhLmVuLnNvZnRvbmljLmNvbQ==&version=051114&ins=organic-jaleco

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