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systemoptimizerprosetupak.exe

System Optimizer Pro

1NSTALL (383 MEDIA, INC.)

The application systemoptimizerprosetupak.exe by 1NSTALL (383 MEDIA, INC.) 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 NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from leads.383media.com and multiple other hosts.
Publisher:
383 Media, Inc.  (signed by 1NSTALL (383 MEDIA, INC.))

Product:
System Optimizer Pro

Version:
1.0

MD5:
44ad5355bf706affce56021cc4151264

SHA-1:
8b870d22220ed6beea459761a72a77a0614ac9f1

SHA-256:
d1412ef2aff9368aa5dec1df87e363c886a6be8f37459359b3103c01be9585f2

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/24/2024 8:08:23 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Optional.Installer.Z
14.5.5.18

File size:
5.4 MB (5,700,920 bytes)

Product version:
1.0

Copyright:
Copyright (c) 2013 383 Media, Inc.

Trademarks:
Copyright (c) 2013 383 Media, Inc.

Original file name:
SystemOptimizerProSetup.exe

File type:
Executable application (Win64 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\systemoptimizerprosetupak.exe

Digital Signature
Signed by:
1NSTALL (383 MEDIA, INC.)

Subject:
CN="1NSTALL (383 MEDIA, INC.)", O="1NSTALL (383 MEDIA, INC.)", L=Pleasanton, S=California, C=US, SERIALNUMBER=C3341789, OID.2.5.4.15=Private Organization, OID.1.3.6.1.4.1.311.60.2.1.2=California, OID.1.3.6.1.4.1.311.60.2.1.3=US

Serial number:
059C2A47830CA2BB198B8CCF1DFBBA93

File PE Metadata
OS bitness:
Win64

CTPH (ssdeep):
98304:oqeOyRFEI0tHUHge734eA5I/xkxIohEyXygyUejhdIT+YO2KAmGspo2wfqNDOo:o1TUI0dUHFzA5I/xkxlhEyXygy9haT+T

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 90, 91, 40, 00, 89, 5C, 24, 20, C6, 44, 24, 14, 20, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, 1C, 71, 40, 00, 53, FF, 15, 8C, 72, 40, 00, 6A, 08, A3, 58, E4, 42, 00, E8, 95, 2D, 00, 00, A3, A4, E3, 42, 00, 53, 8D, 44, 24, 38, 68, 60, 01, 00, 00, 50, 53, 68, E0, 87, 42, 00, FF, 15, 64, 71, 40, 00, 68, 80, 91, 40, 00, 68, A0, DB, 42, 00, E8, 3F, 2A, 00, 00, FF, 15, 20, 71, 40, 00, BD, 00, 40, 43, 00, 50, 55, E8, 2D, 2A...
 
[+]

Entropy:
7.9948

Packer / compiler:
Nullsoft install system v2.x

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

https://leads.383media.com/.../tracker-action.jsp?leadTrackerId=5302&daffcode=szowpt

http://d3emsmln8xfj03.cloudfront.net/bundles/.../SystemOptimizerProSetupAK.exe

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