ccleaner-setup.exe

CPC Net adVertising llc

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application ccleaner-setup.exe by CPC Net adVertising llc has been detected as a potentially unwanted program 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. With this installer, users are expecting to download the free Piriform CCleaner but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
CPC Net adVertising llc  (signed and verified)

MD5:
921fc9b3f803a424871d035ac110cc34

SHA-1:
66055a2b3d372e4b1bb7bf15600a0b4573e5ee9e

SHA-256:
db5159ee2cb76593569c9cd3d566c4731978d59b407eff24d321e751537f1e16

Scanner detections:
1 / 68

Status:
Potentially unwanted

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:
5/16/2024 9:05:22 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.CPCNetad.Installer (M)
16.5.23.19

File size:
1.4 MB (1,419,360 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Nullsoft Install System)

Common path:
C:\users\{user}\downloads\ccleaner-setup.exe

Digital Signature
Authority:
thawte, Inc.

Valid from:
4/14/2016 2:00:00 AM

Valid to:
4/15/2017 1:59:59 AM

Subject:
CN=CPC Net adVertising llc, OU=IT, O=CPC Net adVertising llc, L=Wilmington, S=Delaware, C=US

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

Serial number:
3A1AFB5694D65DFB7794393E557E5340

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:41 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:lO8WuWAPbBvuzsRYXZ/qpUTTCXnA5kIm40MO/Yt8vvOrRU5w5848b:1KAbDGXs+CwDmPf/YqmrRUQw

Entry address:
0x30CB

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 38, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The file ccleaner-setup.exe has been seen being distributed by the following URL.

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