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icreinstall_pcmatefreesystemcare.exe

Web Software

Beijing Qingchuanglianxiang Technology Co Ltd

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_pcmatefreesystemcare.exe, “Web Software Setup ” by Beijing Qingchuanglianxiang Technology Co 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.
Publisher:
Prog Lite Installer   (signed by Beijing Qingchuanglianxiang Technology Co Ltd)

Product:
Web Software

Description:
Web Software Setup

MD5:
4c41c79ed7db47af263026e87639521a

SHA-1:
d3e82cf85d031f8096de6dc5281b7b1a45d4a7c2

SHA-256:
2d41d8b4cd61ebd12a231dfc0f584c758dd9e7f9b9c61a255d308d64b94934fe

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
Utilizes the InstallCore download manager that may bundle various adware-type offers.

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:
11/16/2024 5:28:38 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.BeijingQingchuanglianxiangTechnologyCo.Installer (M)
16.2.9.13

File size:
904 KB (925,696 bytes)

Product version:
5.0

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_pcmatefreesystemcare.exe

Digital Signature
Signed by:
Beijing Qingchuanglianxiang Technology Co Ltd

Authority:
COMODO CA Limited

Valid from:
9/11/2015 5:30:00 AM

Valid to:
9/11/2016 5:29:59 AM

Subject:
CN=Beijing Qingchuanglianxiang Technology Co Ltd, O=Beijing Qingchuanglianxiang Technology Co Ltd, STREET="1901,Moma Building, No.199 Chaoyangbei Road,", L=Chaoyang, S=BeiJing, PostalCode=100027, C=CN

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

Serial number:
00E5F50EB929935434546FDDE8F49FCB1E

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):
24576:7tjvaxVYPchE3nUeRAJv5H7puxtqvVQXldh8:7lMVtAUeaJvxkbs8ldh

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:
7.9366

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

Code size:
37 KB (37,888 bytes)

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

http://www.worldmegatour.com/c?x=L3knuZQPihl/MXtLsr9OUMo8BwN0A5Q6jnVqu1gHcdY=&c=sVMx6HpHG Sc9v3FQj5c91nAO2I8g4yhPgB7sZiS13QHNRw6dfLXX3WNzWhnkp6Jq18gNAjvQMRG5nx1BiookNJ/tWZBCMBm9/fJ7rhaTxUosLeuBMGLaoFWBTbOLjY&downloadAs=PCMateFreeSystemCare.exe&fallback_url=http://.../

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to os.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdnus.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdneu.webfilescdn.com  (65.254.40.36:80)

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