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mahjonggmasteregyptian-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 mahjonggmasteregyptian-setup.exe by Download Admin has been detected as adware by 13 anti-malware scanners. The program is a setup application that uses the Tightrope WebInstall installer. The file has been seen being downloaded from files4.playfin.com and multiple other hosts.
Publisher:
Download Admin  (signed and verified)

MD5:
55aa67a3fe3562856ea3908d65efb465

SHA-1:
0bea477dd0802df01d3b9a92ff1ca61a35e8922e

SHA-256:
623ddb0bfe1f1208514283dc5bbfeb0bf48fc17155d6308df6752efe7439f3da

Scanner detections:
13 / 68

Status:
Adware

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:
5/17/2024 12:48:17 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/Adware.Gen9
7.11.165.138

AVG
Adware Skodna.Bundle.AU
2014.0.3986

Clam AntiVirus
Win.Adware.Agent-6650
0.98/19265

Dr.Web
Adware.Downware.2220
9.0.1.0218

ESET NOD32
Win32/DownloadAdmin
8.9658

F-Secure
Adware:W32/WebInstallBundle
11.2014-06-08_4

herdProtect (fuzzy)
variant of horizon-setup.exe (Adware)
2014.9.28.0

Malwarebytes
PUP.Optional.DownloadAdmin
v2014.08.06.07

NANO AntiVirus
Trojan.Win32.Downware.crgjbr
0.28.0.59048

Reason Heuristics
PUP.Installer.DownloadAdmin.CC
14.8.7.20

Sophos
Download Admin
4.98

SUPERAntiSpyware
Trojan.Agent/Gen-Downloader
10437

VIPRE Antivirus
DownloadAdmin
28184

File size:
740 KB (757,792 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Tightrope WebInstall (using Nullsoft Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
Download Admin

Authority:
VeriSign, Inc.

Valid from:
3/19/2013 7:00:00 PM

Valid to:
5/29/2016 6:59:59 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 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:
2EEB247A8F9D63D74CE7EF9551E3D401

File PE Metadata
Compilation timestamp:
6/22/2012 1:07:51 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:TxpJTRe2ox2XK8arRJjOvsWRBsu1ZZKPrqLELFQvCU/DhM:tpNR9ox2NErSNCPrXQaUbW

Entry address:
0x333B

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, B0, 73, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, C0, 70, 40, 00, 53, FF, 15, 88, 72, 40, 00, 6A, 08, A3, B8, 3C, 42, 00, E8, 2C, 25, 00, 00, 53, 68, 60, 01, 00, 00, A3, C0, 3B, 42, 00, 8D, 44, 24, 38, 50, 53, 68, 43, 74, 40, 00, FF, 15, 64, 71, 40, 00, 68, 38, 74, 40, 00, 68, C0, 33, 42, 00, E8, 1D, 24, 00, 00, FF, 15, BC, 70, 40, 00, 50, BF, 00, 90, 42, 00, 57, E8, 0B, 24, 00, 00...
 
[+]

Entropy:
7.4082

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file mahjonggmasteregyptian-setup.exe has been seen being distributed by the following 4 URLs.

http://files4.playfin.com/download?s=msn&c=playfin_dynamic&variation=TB10404&brand=playfin.com&pid=TR&bc=674009&country=US&cb=973907519

http://files4.playfin.com/download?s=msn&c=playfin_dynamic&variation=TB10404&brand=playfin.com&pid=TR&bc=674009&country=US&cb=1366655926

http://files5.playfin.com/dl?bc=674009&geo=&&geo

https://games.playfin.com/secure_download.php?bc=674009&geo

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