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chessmasterchallenge-setup.exe

Download Admin

This is the Tightrope WebInstall which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application chessmasterchallenge-setup.exe by Download Admin 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 Tightrope WebInstall installer. The file has been seen being downloaded from files4.playfin.net.
Publisher:
Download Admin  (signed and verified)

MD5:
4e4e469176268308d0dc6de84c54dd8e

SHA-1:
bea61e1455ac055a5aa4717160d41b85cb69f032

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:
12/27/2024 9:38:10 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tightrope.Download.Bundler (M)
16.5.28.7

File size:
23.2 MB (24,377,936 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Tightrope WebInstall

Language:
Language Neutral

Common path:
C:\Documents and Settings\{user}\My documents\downloads\chessmasterchallenge-setup.exe

Digital Signature
Signed by:
Download Admin

Authority:
VeriSign, Inc.

Valid from:
4/2/2010 8:00:00 PM

Valid to:
5/29/2013 7:59:59 PM

Subject:
CN=Download Admin, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Download Admin, L=San Francisco, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2009-2 CA, OU=Terms of use at https://www.verisign.com/rpa (c)09, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
29529B0D185F8525A92A866D4A38DA3A

File PE Metadata
Compilation timestamp:
12/5/2009 5:50:35 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
393216:r+zPMBGj0Jr440b5mRwy5UP2mxvBcUQFmlho57uel8Nv8zfMhSat33kcpNpY3Suo:iD5e4f8RFk2mxm4lY7kEzj8393QSuRQB

Entry address:
0x3FBBD0

Entry point:
60, BE, 00, 70, 7F, 00, 8D, BE, 00, A0, C0, FF, 57, EB, 0B, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89, C5, EB, 0B, 01, DB, 75, 07, 8B...
 
[+]

Entropy:
7.9977

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.24

Code size:
20 KB (20,480 bytes)

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

http://files4.playfin.net/download?s=google&c=playfin_multigames&brand=playfin.net&pid=TR&bc=95&country=us&cb=1506792399

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