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extremeflashplayer_ytz_installer.exe

Denco Limited

The application extremeflashplayer_ytz_installer.exe by Denco Limited has been detected as a potentially unwanted program by 8 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from www.extrememediaplayer.com and multiple other hosts.
Publisher:
Denco Limited  (signed and verified)

MD5:
4e04034298ee7456bc675e4eb194785b

SHA-1:
d94189b859b83484a5d5f0b5d52395ea88ce6825

SHA-256:
a6d0e40eb6cd8388f0e1d4a5b6a43a2599112357c73068113af998748ff939c9

Scanner detections:
8 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallIQ (by InstallX) software bundler that may include toolbars and other browser extensions offers.

Analysis date:
1/13/2025 7:52:33 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

Dr.Web
Adware.W3i.31
9.0.1.0160

ESET NOD32
Win32/InstallIQ (variant)
8.9712

Malwarebytes
PUP.Optional.InstallIQ
v2014.06.09.02

Reason Heuristics
PUP.DencoLimited.a
14.6.9.14

Rising Antivirus
PE:PUF.InstallIQ!1.9E4F
23.00.65.14607

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.0

VIPRE Antivirus
InstallIQ Installer
28538

File size:
1.1 MB (1,128,544 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\extremeflashplayer_ytz_installer.exe

Digital Signature
Signed by:
Denco Limited

Authority:
VeriSign, Inc.

Valid from:
7/8/2012 6:00:00 PM

Valid to:
10/11/2013 5:59:59 PM

Subject:
CN=Denco Limited, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Denco Limited, L=Hong Kong, S=Hong Kong, C=HK

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:
0B69332C2E6A6194B9F6342422CA05DC

File PE Metadata
Compilation timestamp:
12/5/2009 3:50:41 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:XFX2UuwkeNWChl2Mctvll3VHAMLalye9KE2wd1Hkdgy1AXphrh:AS1aMctv/tAX8E2wddk2rplh

Entry address:
0x30CB

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 38, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.8731

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The file extremeflashplayer_ytz_installer.exe has been seen being distributed by the following 2 URLs.

http://www.extrememediaplayer.com/.../direct.php?subid1=ytz&subid2=AI10xyObPe&subid3=26

http://s3.amazonaws.com/.../ExtremeFlashPlayer_Ytz_Installer.exe

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