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cr_downloader_for_pokemon-yellow.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_pokemon-yellow.exe by eCHANG Net has been detected as adware by 9 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:
fa5ac1557c2bb55cbbd2c6f1651f64fd

SHA-1:
0d2d9a16bfb18add511ecac50ded1e6a1998d403

SHA-256:
b0e79b1aca9c182b24d3e26159e5689964e2614d9d13b061838f37c910dbc6fd

Scanner detections:
9 / 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 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:
5/2/2024 5:04:18 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.167.204

AVG
Generic
2015.0.3379

Dr.Web
Adware.InstallCore.417
9.0.1.05190

ESET NOD32
Win32/InstallCore.PK potentially unwanted application
7.0.302.0

K7 AntiVirus
Trojan
13.183.13054

Malwarebytes
PUP.Optional.InstallCore
v2014.08.18.06

Sophos
Install Core Click run software
4.98

SUPERAntiSpyware
PUP.InstallCore/Variant
10414

VIPRE Antivirus
Threat.4150696
32210

File size:
681.7 KB (698,056 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_pokemon-yellow.exe

Digital Signature
Signed by:
eCHANG Net Inc.

Authority:
COMODO CA Limited

Valid from:
3/31/2014 5:30:00 AM

Valid to:
4/1/2015 5:29:59 AM

Subject:
CN=eCHANG Net Inc., O=eCHANG Net Inc., STREET=3108 Willow Street, L=Vancouver, S=British Columbia, PostalCode=V5Z3P5, C=CA

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

Serial number:
0997D086DE4B5F5B73AA93E13ED58468

File PE Metadata
Compilation timestamp:
6/20/1992 3:52:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:gdFaHe788qt3sAabr9O0cer9wgysAtvSBLM1pnxeVf9WHCRpud0ICbD:gdFK088Sqr9wNsd21pnUVf9WiRpzIu

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:
7.8836

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

Code size:
37 KB (37,888 bytes)

The file cr_downloader_for_pokemon-yellow.exe has been seen being distributed by the following URL.

http://coolrom.com/downloader.php?id=6521

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