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umplayer-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 umplayer-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.mirror3.info and multiple other hosts.
Publisher:
Download Admin  (signed and verified)

MD5:
44c5a97e4eeeb3d7f0e683dce47e16ff

SHA-1:
12d11814295e3e3995b2c5049a3c893f6ebf30dc

SHA-256:
000435a2df7259f3f3397a9e3b96cc1fa9fa39e3a19769916e10a344597d9aa4

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:
11/5/2024 8:24:40 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Installer.DownloadAdmin.O
14.8.23.6

File size:
75.9 MB (79,580,520 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
Download Admin

Authority:
VeriSign, Inc.

Valid from:
3/19/2013 2:00:00 PM

Valid to:
5/29/2016 1:59:59 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:
6/17/2014 5:35:36 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:jxpJMyVWJ0q4kfS6wKhmcRf6vEh7+KAFgtp51idtDWEqOWtVr2/NoPH48v:dpanJ0ZkKIh7mFgfidtDWEn20/Not

Entry address:
0x3341

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, F8, 24, 7A, 00, E8, 2C, 25, 00, 00, 53, 68, 60, 01, 00, 00, A3, 00, 24, 7A, 00, 8D, 44, 24, 38, 50, 53, 68, 43, 74, 40, 00, FF, 15, 64, 71, 40, 00, 68, 38, 74, 40, 00, 68, 00, 1C, 7A, 00, E8, 1D, 24, 00, 00, FF, 15, BC, 70, 40, 00, 50, BF, 00, 80, 7A, 00, 57, E8, 0B, 24, 00, 00...
 
[+]

Entropy:
0.1653

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file umplayer-setup.exe has been seen being distributed by the following 2 URLs.

http://files4.mirror3.info/download/.../dl?s=msn&c=FreeD_UMPlayer_US_Content&brand=freedownloads.us.com&pid=TR&bc=10331&country=US&cb=2118922983&zTmp=1

http://files5.mirror3.info/dl?bc=10331

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