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cr_downloader_for_hook.exe

Web internet

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_hook.exe, “Web internet Setup ” by eCHANG Net has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the installCore installer. The file has been seen being downloaded from www.vipinstallershood.com.
Publisher:
Internet Software   (signed by eCHANG Net Inc.)

Product:
Web internet

Description:
Web internet Setup

Version:
1.3.5.5

MD5:
d4be697a876e2fc0c979e2a316d238ce

SHA-1:
a7ad7b0e4e5bf10ae764db4b9fae1b87bf29996e

SHA-256:
78755da7a44bfd69c2b3b67a1c204dbd6515a6f6cf356f9ce58c29c4d8394ded

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
4/26/2024 4:51:47 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.11.6.22

File size:
925.2 KB (947,448 bytes)

Product version:
1.2.5

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
eCHANG Net Inc.

Authority:
thawte, Inc.

Valid from:
2/25/2015 7:00:00 AM

Valid to:
2/26/2016 6:59:59 AM

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

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
5C05FCC5C5EB7AE483DCEA369DFC19C5

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):
24576:MgvI7M4wQX5QD/8DXSaEw0bGATvUtdvOR+Me:MUIjiDUm5T0s7e

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

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

Code size:
39.5 KB (40,448 bytes)

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

http://www.vipinstallershood.com/c?x=gd3aeQcSpyrUbVaZDMbA0LvUfaNfXO33DuaFT5VNrYY=&c=ABe0qa6TDsJ88lTqOfkPIaVNPi8SQvEUNLDwFkIRBwHuDRXdhArWNrTqMO3N/ urjWgnFPkYyW8gIiw8AR4KauoVfQQvp9JPHSyjjBGncoIO6NpcBeI0KiS9NlNtDK78&downloadAs=CR_Downloader_for_hook.exe&fallback_url=http://dfw.coolrom.com/dl/91/mqoduLu3Q6-0kqQggWggoA/.../

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