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icreinstall_download_manager_78808.exe

Extended Setup

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_download_manager_78808.exe by Extended Setup 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. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from qvodplayer.softonic.cn. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
Extended Setup  (signed and verified)

MD5:
9a8c9b5416340a28775fb137e7e57ede

SHA-1:
739fb112b573dae6738f78f21e32915679ee142d

SHA-256:
9151290b77512ce8133d2e392db66729be59dd149b44d28ebe49bf857e37ebe4

Scanner detections:
1 / 68

Status:
Adware

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

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:
4/30/2024 7:57:08 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.Extended (M)
16.5.22.21

File size:
655.6 KB (671,320 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_download_manager_78808.exe

Digital Signature
Signed by:
Extended Setup

Authority:
COMODO CA Limited

Valid from:
10/22/2013 8:00:00 AM

Valid to:
10/23/2014 7:59:59 AM

Subject:
CN=Extended Setup, O=Extended Setup, STREET=Lilienblum 28, L=Tel Aviv, S=Israel, PostalCode=6513307, C=IL

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

Serial number:
00DC2A1D7B17450E779685BAA191188498

File PE Metadata
Compilation timestamp:
6/20/1992 6:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:HmnOyMJfsGmT8BjukjhrJ+qdN4XMvVjbve2zF9yvzxIPBiGgHbL+0dps2Mkv:HmnOyMJfsiBCkVkwoMv5vpR9yvzPJ+g

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Entropy:
7.7924

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

Code size:
36 KB (36,864 bytes)

The file icreinstall_download_manager_78808.exe has been seen being distributed by the following URL.

http://qvodplayer.softonic.cn/universaldownloader-launch

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)

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