cr_downloader_for_mario-&-luigi---partners-in-time.exe

eCHANG Net Inc.

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application cr_downloader_for_mario-&-luigi---partners-in-time.exe by eCHANG Net has been detected as adware by 14 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 coolrom.com.
Publisher:
eCHANG Net Inc.  (signed and verified)

MD5:
52a9a570f1aa06416ec0a194ce0599c7

SHA-1:
e8fa4d3e8f65c768d8d9a1e42db9c7fbba942c2a

SHA-256:
991ac26c307b7bd0b23eae4860c79f3ac19243bacd72e8f4cb4126897d66fe07

Scanner detections:
14 / 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 10:14:58 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
7.11.179.116

AVG
Generic
2015.0.3310

Dr.Web
Trojan.MulDrop5.38502
9.0.1.05190

ESET NOD32
Win32/InstallCore.PL potentially unwanted application
7.0.302.0

K7 AntiVirus
Unwanted-Program
13.184.13718

Malwarebytes
v2014.10.25.05

NANO AntiVirus
Riskware.Win32.InstallCore.dfgovb
0.28.2.62286

Reason Heuristics
PUP.eCHANGNet.s
14.10.25.17

SUPERAntiSpyware
Trojan.Agent/Gen-Muldrop
10278

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.3

VIPRE Antivirus
Threat.4786018
32938

Zillya! Antivirus
Adware.InstallCore.Win32.156
2.0.0.1930

File size:
736.9 KB (754,608 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\cr_downloader_for_mario-&-luigi---partners-in-time.exe

Digital Signature
Signed by:

Authority:
Thawte, Inc.

Valid from:
8/11/2014 5:00:00 PM

Valid to:
8/12/2015 4:59:59 PM

Subject:
CN=eCHANG Net Inc., OU=IT, O=eCHANG Net Inc., L=Vancouver, S=British Columbia, C=CA

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
5EED2F2FB7AE7CF93BB2E11ECC2F164F

File PE Metadata
Compilation timestamp:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:XwYvpHLzf7sbASxkrz17hpejDVl+cvMMjbFCBvMTjId7rWauzzv+Md9gDJdiT:XwYvtXf7s3kz1u/p39WvMXIdvRoMcT

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:
7.8354

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

Code size:
37 KB (37,888 bytes)

The file cr_downloader_for_mario-&-luigi---partners-in-time.exe has been seen being distributed by the following URL.