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 16 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 and multiple other hosts.
Publisher:
FITDownloader  (signed and verified)

MD5:
59fa76e8b5f1c8be038ec218a271673c

SHA-1:
299495c7a179731388471ee5d546b5d03f5713a5

Scanner detections:
16 / 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:
4/25/2024 7:42:18 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
Adware/InstallCo.zkr
7.11.203.0

AVG
Generic
2016.0.3059

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.1574

Dr.Web
Adware.InstallCore.464
9.0.1.0185

ESET NOD32
Win32/InstallCore.QW (variant)
9.11038

Fortinet FortiGate
Riskware/InstallCore
7/4/2015

K7 AntiVirus
Unwanted-Program
13.191.14689

Malwarebytes
v2015.07.04.08

McAfee
Artemis!59FA76E8B5F1
5600.6715

NANO AntiVirus
Riskware.Win32.InstallCore.dgyidg
0.30.0.64448

Reason Heuristics
PUP.FITDownloader.Installer (M)
15.7.4.8

Trend Micro House Call
TROJ_GEN.R047C0OKA14
7.2.185

Trend Micro
TROJ_GEN.R047C0OKA14
10.465.04

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.3

VIPRE Antivirus
Trojan.Win32.Generic
36794

File size:
733.6 KB (751,216 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
4/28/2014 7:00:00 AM

Valid to:
4/29/2015 6:59:59 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 5:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:AfDvpcbQEHesKOXn6Yjd8WeGcNXOj0cawka10CuR95oCKU1R3mhIH6aUeS5OErIZ:AfDvChesjqYJ8WaA0xakp3KUflVUeS5m

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:
7.8812

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 2 URLs.

https://d13dhn7ldhrcf6.cloudfront.net/download.php?os=&icon=aHR0cDovL3NjcmVlbnNob3RzLmVuLnNmdGNkbi5uZXQvZW4vc2Nybi82NjUzMDAwLzY2NTMyMjUvdGVycmFyaWEtMDYtMTAweDEwMC5wbmc=&desc=TWluZWNyYWZ0IGluc3BpcmVkIDJEIHBsYXRmb3JtIGdhbWU=&name=Terraria&domain=terraria&ss=&lang=en_US&url=aHR0cDovL3RlcnJhcmlhLmVuLnNvZnRvbmljLmNvbQ==&version=201014&ins=organic-jaleco

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