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internetexplorer.exe

STMSetup

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application internetexplorer.exe by STMSetup 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 installCore installer. The installer is marketed through download protals and search ads as Internet Explorer but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
STMSetup  (signed and verified)

MD5:
db516ce2bb250035b41224c1a0f3aed7

SHA-1:
949ac282f812b36e0c5535a57201b8684ded1afb

SHA-256:
49d6a6d885500c3f1f6ad420cc2ee5b28aa567de061983496cc73e8d2d554d9c

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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/25/2024 7:07:05 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.STMSetup (M)
16.2.15.17

File size:
773.3 KB (791,856 bytes)

Product version:
1.5

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
STMSetup

Authority:
COMODO CA Limited

Valid from:
4/27/2014 8:00:00 PM

Valid to:
4/28/2015 7:59:59 PM

Subject:
CN=STMSetup, O=STMSetup, STREET=28 Lenelblome St., L=Tel-Aviv, S=Israel, PostalCode=651307, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
4CC8AF2C057FC32A3FA7F44EAADD7EEA

File PE Metadata
Compilation timestamp:
6/19/1992 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:b1pvpUQtsJ9/a9WnPHByF+FD02phVZRLWEKMu/5Yv+AaKS1Lh9LgB3NL8f1y2Gbn:brvWIsJNakm+eYlWb3/uvzQL0R8fnun

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...
 
[+]

Entropy:
7.8250

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

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

http://cdn.click-downloadfiles.com/?ic_user_id=212

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