79a71184-1945-4f07-a3ca-6666b2cd58bc-10.exe

Internet Speed Checker

Speedchecker

This is the Performersoft setup installer. The application 79a71184-1945-4f07-a3ca-6666b2cd58bc-10.exe, “Internet Speed Checker exe” 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 InstallBrain installer, however the file is not signed with an authenticode signature from a trusted source. It runs as a scheduled task under the Windows Task Scheduler triggered to execute each time a user logs in. It is built using the Crossrider cross-browser extension toolkit. While the file utilizes the Crossrider framework and delivery services, it is not owned by Crossrider.
Publisher:
Speedchecker

Product:
Internet Speed Checker

Description:
Internet Speed Checker exe

Version:
1000.1000.1000.1000

MD5:
727cebff3f037d5830ff140989a2ef5c

SHA-1:
493bbc23f8e5ea54c138962525089d29a47f31cf

SHA-256:
5707865b3916cb8e0c06c40d0fc58a9c1e6bff4fae446cf6117cc09fae01d1ed

Scanner detections:
1 / 68

Status:
Adware

Explanation:
The software may change the browser's home page and search provider settings as well as display advertisements.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
5/15/2024 2:26:34 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Crossrider (M)
17.3.3.19

File size:
1.2 MB (1,230,336 bytes)

Product version:
1000.1000.1000.1000

Copyright:
Copyright 2011

Original file name:
Internet Speed Checker.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
InstallBrain

Language:
English (United States)

Common path:
C:\Program Files\internet speed checker\79a71184-1945-4f07-a3ca-6666b2cd58bc-10.exe

File PE Metadata
Compilation timestamp:
10/11/2015 12:06:05 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x9B47D

Entry point:
E8, C9, 06, 01, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, 57, 56, 8B, 74, 24, 10, 8B, 4C, 24, 14, 8B, 7C, 24, 0C, 8B, C1, 8B, D1, 03, C6, 3B, FE, 76, 08, 3B, F8, 0F, 82, 68, 03, 00, 00, 0F, BA, 25, B8, 39, 51, 00, 01, 73, 07, F3, A4, E9, 17, 03, 00, 00, 81, F9, 80, 00, 00, 00, 0F, 82, CE, 01, 00, 00, 8B, C7, 33, C6, A9, 0F, 00, 00, 00, 75, 0E, 0F, BA, 25, 58, 01, 51, 00, 01, 0F, 82, DA, 04, 00, 00, 0F, BA, 25, B8, 39, 51, 00, 00, 0F, 83, A7, 01, 00, 00, F7, C7, 03, 00, 00, 00, 0F, 85, B8...
 
[+]

Code size:
777 KB (795,648 bytes)

Scheduled Task
Task name:
79a71184-1945-4f07-a3ca-6666b2cd58bc-10_user

Trigger:
Logon (Runs on logon)


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

TCP (HTTP):
Connects to s3-website-us-east-1.amazonaws.com  (54.231.82.185:80)

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