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mediaplayer_update.exe

Program Installer

Internet app

The application mediaplayer_update.exe, “Program Installer Setup ” has been detected as a potentially unwanted program 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 Inno Setup installer, however the file is not signed with an authenticode signature from a trusted source. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions.
Publisher:
Internet app

Product:
Program Installer

Description:
Program Installer Setup

Version:
1.3.3.8

MD5:
1f56be95a9bbe1d0bc4be09ce5c7c805

SHA-1:
899e050948d166d8995878389ce44fc06b5c8d1c

SHA-256:
7c51091acb40ec52865c8b5cf931502fc50c9211fbb2ac6c351cd2b89b6a94d7

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
5/31/2024 5:42:18 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.RE48 (M)
16.5.24.1

File size:
218.1 KB (223,294 bytes)

Product version:
5.0

Copyright:
App

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

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

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
3072:dLPTrxXZE8oxcOJrvFObQvcMCloF0bn3clrketTQm52YCspsTm26:d/NZE8odJrtObIcMCDbn4rNwY3sTm26

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
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Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file mediaplayer_update.exe has been seen being distributed by the following URL.

http://checksoft.checkfreeupdates.net/dl.php?conversion_id=14320769186296&app_id=96&lp_id=760&v=ico&stub_id=240&v_id=U3iL-oW7Mw0kCJLoZfjk2NQGln0kgv78AX7QZMy_gBE.&pcl=cxzm9LhRkIA05kXD7wTlD_84ZsU-WjKYu7p10cZ2BEo.&subid=012159412023283458469&cat=012159412

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