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SpeedcheckerBrowser.exe

SpeedcheckerBrowser

Optimal Software s.r.o.

The application SpeedcheckerBrowser.exe by Optimal Software s.r.o has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Optimal Software s.r.o.  (signed and verified)

Product:
SpeedcheckerBrowser

Version:
1.1.11.0

MD5:
fe68f9b2c10e49c59895085b041ab4d3

SHA-1:
ac3fe31e8aab7c3ab030e0e84788fb46231b4e04

SHA-256:
448c7df683ffe3b0fb11dea26460a58ea34aa4b327067af7c7fb5fd43a4dca2c

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
7/17/2025 2:44:02 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Speedchecker (L)
16.10.25.21

File size:
73.7 KB (75,424 bytes)

Product version:
1.1.11.0

Copyright:
Copyright © 2016

Original file name:
SpeedcheckerBrowser.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\velocidade do pc\speedcheckerbrowser\speedcheckerbrowser.exe

Digital Signature
Signed by:
Optimal Software s.r.o.

Authority:
COMODO CA Limited

Valid from:
10/4/2016 9:00:00 PM

Valid to:
9/19/2017 8:59:59 PM

Subject:
CN=Optimal Software s.r.o., O=Optimal Software s.r.o., STREET=Jablunkovska 2014/40a, L=Cesky Tesin, S=Cesky Tesin, PostalCode=73701, C=CZ

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

Serial number:
1FA0D67D60CA1E747E6FBD496E484B0D

File PE Metadata
Compilation timestamp:
10/24/2016 8:59:39 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
1536:8hibITWcjATdZ5uFZT+MUT1NBBmCebsBIkQjn39NYnb2nSVStbxi57:8yTrLFfNuYakQjn39NYnb2nSVStbm7

Entry address:
0x11FFE

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
64.5 KB (66,048 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to br16.plugzone.net  (200.98.146.92:80)

TCP (HTTP):
Connects to ox-173-241-240-143.xa.dc.openx.org  (173.241.240.143:80)

TCP (HTTP SSL):
Connects to 203.130.54.97-BJ-CNC  (203.130.54.97:443)

TCP (HTTP):
Connects to rsab.revolvermaps.com  (87.230.101.8:80)

TCP (HTTP SSL):
Connects to any-in-2044.1e100.net  (216.239.32.68:443)

TCP (HTTP):
Connects to 69.46.36.6.static.sea1.net.bytegrid.com  (69.46.36.6:80)

TCP (HTTP SSL):
Connects to www.hotpepper.jp  (160.17.6.1:443)

TCP (HTTP):
Connects to vip1.g5.cachefly.net  (205.234.175.175:80)

TCP (HTTP):
Connects to li1539-237.members.linode.com  (139.162.254.237:80)

TCP (HTTP):
Connects to host213-123-242-171.in-addr.btopenworld.com  (213.123.242.171:80)

TCP (HTTP SSL):
Connects to ec2-54-197-237-55.compute-1.amazonaws.com  (54.197.237.55:443)

TCP (HTTP):
Connects to ec2-52-23-133-40.compute-1.amazonaws.com  (52.23.133.40:80)

TCP (HTTP SSL):
Connects to ec2-52-198-93-173.ap-northeast-1.compute.amazonaws.com  (52.198.93.173:443)

TCP (HTTP SSL):
Connects to ec2-52-198-150-255.ap-northeast-1.compute.amazonaws.com  (52.198.150.255:443)

TCP (HTTP):
Connects to ec2-52-1-213-181.compute-1.amazonaws.com  (52.1.213.181:80)

TCP (HTTP SSL):
Connects to ec2-46-51-169-47.eu-west-1.compute.amazonaws.com  (46.51.169.47:443)

TCP (HTTP SSL):
Connects to ec2-23-23-104-24.compute-1.amazonaws.com  (23.23.104.24:443)

TCP (HTTP):
Connects to bam-3.nr-data.net  (50.31.164.173:80)

TCP (HTTP SSL):
Connects to a23-67-82-216.deploy.static.akamaitechnologies.com  (23.67.82.216:443)

TCP (HTTP):
Connects to a104-103-114-215.deploy.static.akamaitechnologies.com  (104.103.114.215:80)

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