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123-free-solitaire.exe

Covus Pro GmbH

The application 123-free-solitaire.exe by Covus Pro GmbH has been detected as adware by 6 anti-malware scanners. The program is a setup application that uses the Covus installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from downloadguidefactory.blob.core.windows.net.
Publisher:
Covus Pro GmbH  (signed and verified)

MD5:
e93ec004554283a82bd18a1a27d79b61

SHA-1:
c5ec7225da5dbde42542132f9b5400fb35686c0c

SHA-256:
392374733493243ed66c6d80e8ff5afd92eb82877b64683a2bdc55fadb302fc8

Scanner detections:
6 / 68

Status:
Adware

Explanation:
Includes bundled offers in the installer/download manager that include adware components such as Best-markit, and Search Protect (ClientConnect).

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:
4/16/2024 8:39:00 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3288

ESET NOD32
Win32/DownloadGuide (variant)
8.10736

G Data
Win32.Application.Downloadguide
14.11.24

NANO AntiVirus
Trojan.Win32.DownloadGuide.dgopcn
0.28.6.63362

Reason Heuristics
PUP.CovusProGmbH.S
14.11.17.11

VIPRE Antivirus
Threat.4890059
34232

File size:
577 KB (590,848 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Covus

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\123-free-solitaire.exe

Digital Signature
Signed by:
Covus Pro GmbH

Authority:
VeriSign, Inc.

Valid from:
1/23/2014 1:00:00 AM

Valid to:
1/24/2016 12:59:59 AM

Subject:
CN=Covus Pro GmbH, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Covus Pro GmbH, L=Berlin, S=Berlin, C=DE

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
249E4122D3206380E8C5DB9AFC085C73

File PE Metadata
Compilation timestamp:
10/7/2014 2:44:42 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:ab1mqpp/ehveIvueXHXnjI+LSM2U1irvpsVXiuVX1nHxSWaUVO:Qfpp/ehhDXXjI+LS1SirvpsJDVFnYCVO

Entry address:
0x1CE25

Entry point:
E8, 23, 52, 00, 00, E9, 89, FE, FF, FF, CC, 8B, 44, 24, 08, 8B, 4C, 24, 10, 0B, C8, 8B, 4C, 24, 0C, 75, 09, 8B, 44, 24, 04, F7, E1, C2, 10, 00, 53, F7, E1, 8B, D8, 8B, 44, 24, 08, F7, 64, 24, 14, 03, D8, 8B, 44, 24, 08, F7, E1, 03, D3, 5B, C2, 10, 00, 8B, FF, 55, 8B, EC, 53, 56, 8B, F1, 33, DB, 3B, F3, 75, 16, E8, 80, 13, 00, 00, 6A, 16, 5E, 89, 30, E8, 24, 13, 00, 00, 8B, C6, E9, 8F, 00, 00, 00, 57, 39, 5D, 08, 77, 13, E8, 64, 13, 00, 00, 6A, 16, 5E, 89, 30, E8, 08, 13, 00, 00, 8B, C6, EB, 75, 33, C9, 39...
 
[+]

Code size:
318 KB (325,632 bytes)

The file 123-free-solitaire.exe has been seen being distributed by the following URL.

https://downloadguidefactory.blob.core.windows.net/downloadguides/.../123-free-solitaire.exe

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