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5 Signs Your Website Has Been Hacked (And What to Do Next)

Warning signs of a hacked website displayed on computer screen

The Uncomfortable Reality About Website Security

Nobody expects their website to get hacked. You built it, launched it, and it has been running fine for months or even years. Then one day, something feels off. A customer mentions your site redirected them to a strange page. Or Google sends you an alarming email. Or your website simply disappears.

Website hacking is not something that only happens to large corporations or government agencies. In Ghana's growing digital economy, small and medium businesses are increasingly targeted precisely because they tend to have weaker security. Attackers know that a small business website running outdated WordPress plugins or using a weak password is far easier to compromise than a fortified corporate system.

The sooner you detect a hack, the less damage it causes. Here are the five most common signs that your website has been compromised — and exactly what to do if you discover any of them.

Sign 1: Your Website Is Suddenly Very Slow or Unresponsive

Every website has its normal speed — the time it takes for pages to load, images to appear, and forms to function. If your website suddenly becomes noticeably slower without any changes on your part, it could indicate a serious problem.

When hackers compromise a website, they often use its server resources for their own purposes. Common abuses include:

  • Cryptocurrency mining: Malicious scripts run on your server, using its processing power to mine cryptocurrency. This drains your server resources, making your site crawl.
  • Spam distribution: Your server may be hijacked to send thousands of spam emails. This consumes bandwidth and processing power while also risking your domain being blacklisted by email providers.
  • Bot hosting: Your server becomes part of a botnet — a network of compromised computers used to launch attacks on other targets.
  • Serving malicious content: Hidden pages or files on your server may be serving malware or phishing content to other victims, consuming your resources in the process.

What to Do

First, check whether the slowdown has a legitimate cause. Contact your hosting provider to ask if there are any server-level issues. Check if you recently installed any new plugins, themes, or scripts that might be resource-heavy. If there is no obvious explanation, proceed to a security scan immediately. Tools like Sucuri SiteCheck or Wordfence (for WordPress sites) can perform initial scans for free.

Sign 2: Unexpected Redirects to Unknown Websites

This is one of the most obvious and alarming signs of a hack. You or a visitor types your domain name, and instead of your website, they are taken to a completely different site — often a gambling site, a pharmaceutical spam page, or something worse. In some cases, the redirect only occurs on mobile devices or for visitors coming from search engines, making it harder for the site owner to detect.

Redirect hacks are particularly damaging for Ghanaian businesses because they immediately destroy customer trust. A potential customer who clicks your link from Google and lands on a spam site will never return. They will also likely tell others about the experience, spreading negative word-of-mouth about your business.

How Redirects Are Injected

Attackers typically inject redirect code into your website's core files, particularly the .htaccess file, header.php, or index.php. They may also inject JavaScript into your database that executes on every page load. The injected code often includes conditional logic — it only redirects certain visitors (such as mobile users or first-time visitors) while showing normal content to others, including the site owner.

What to Do

If you suspect redirect injection, immediately access your website files via FTP or your hosting control panel's file manager. Check your .htaccess file for unfamiliar code. Review your theme's header.php and footer.php files. Search your database for suspicious JavaScript, particularly code containing eval(), base64_decode(), or unfamiliar URLs. If you are not comfortable doing this yourself, contact a professional immediately — continuing to operate a compromised site causes more damage every hour.

Sign 3: Spam Content or Unknown Pages Appearing on Your Site

Open Google and search for site:yourdomain.com. This shows every page Google has indexed from your website. If you see pages you did not create — particularly pages about pharmaceuticals, gambling, counterfeit goods, or other suspicious topics — your site has almost certainly been hacked.

This type of attack is called an SEO spam hack or a pharma hack. Attackers inject hundreds or thousands of hidden pages into your website to exploit your domain's search engine authority. These pages often target keywords like "buy cheap [product]" and link to external sites that the attacker profits from. Meanwhile, your website's legitimate SEO is devastated as Google associates your domain with spam content.

What to Do

This type of hack requires thorough cleaning. The injected pages are usually created through backdoor scripts hidden deep in your file structure. Simply deleting the visible spam pages is not enough — the backdoor will regenerate them within hours. You need to identify and remove the backdoor script, clean all injected content, and then request Google to re-crawl your site through Google Search Console. Understanding how security risks are classified can help you assess the severity and plan your response.

Sign 4: Google or Your Browser Displays Security Warnings

If Google Chrome displays a red warning page stating "The site ahead contains malware" or "Deceptive site ahead" when you try to visit your website, Google has already detected the compromise. Similarly, if Google Search Console sends you an email about "Security issues detected" on your site, take it extremely seriously.

Being flagged by Google is one of the most damaging consequences of a hack for Ghanaian businesses. Not only does it prevent customers from accessing your site, but it also causes your search rankings to plummet. Recovering from a Google blacklisting can take weeks or even months, during which your online visibility is essentially zero.

What to Do

Log into Google Search Console (if you have not set it up, do so immediately — it is free and essential). Navigate to the "Security issues" section to see exactly what Google has detected. Follow the remediation steps provided, which typically involve cleaning the malware, fixing the vulnerability that allowed the hack, and then requesting a review from Google.

While your site is flagged, consider putting up a temporary landing page or redirecting traffic to your social media profiles so customers can still reach you. The website launch checklist includes security measures that should be in place from day one to prevent this situation.

Sign 5: Modified Files or Unknown Admin Accounts

This sign requires more technical awareness, but it is crucial. If you log into your website's admin panel and notice user accounts you did not create — particularly administrator-level accounts — your site has been compromised. Attackers create these accounts as a persistent backdoor, allowing them to regain access even if you change your own password.

Similarly, if you notice that files on your server have been modified recently but you have not made any changes, this is a strong indicator of compromise. Pay particular attention to core files like wp-config.php, index.php, and files in your theme and plugin directories.

What to Do

Immediately delete any unknown admin accounts. Change the passwords for all legitimate admin accounts using strong, unique passwords. Enable two-factor authentication if your platform supports it. Check your file manager or use an FTP client to review recently modified files — sort by modification date and investigate any files changed at unusual times or without your involvement.

Step-by-Step Recovery Plan

If you have identified one or more of the signs above, follow this recovery plan in order:

1. Take Your Site Offline Temporarily

Put up a maintenance page while you work on the cleanup. This prevents visitors from being exposed to malicious content and stops the hack from causing further damage. Most hosting control panels allow you to enable maintenance mode quickly.

2. Back Up Everything

Before making any changes, create a complete backup of your website files and database in their current state. Yes, this includes the compromised files. If your cleanup goes wrong, you need a point to roll back to. Label this backup clearly as "compromised" so you do not accidentally restore it later.

3. Scan and Identify the Compromise

Use security scanning tools to identify all malicious code. For WordPress sites, Wordfence, Sucuri, or MalCare are effective options. For custom-built sites, you will need manual code review or a professional security audit. Look for recently modified files, unfamiliar code patterns, and files in unexpected locations.

4. Clean Your Files and Database

Remove all malicious code, delete unknown files, and clean injected content from your database. For WordPress sites, consider replacing all core files with fresh copies downloaded from wordpress.org. Remove and reinstall plugins and themes from their original sources. Never keep a plugin or theme you are not actively using — unused code is a security liability.

5. Close the Vulnerability

Cleaning up the hack is pointless if you do not fix the vulnerability that allowed it in the first place. Common entry points include outdated software, weak passwords, insecure file permissions, and vulnerable plugins. Update everything, change all passwords, set correct file permissions (644 for files, 755 for directories on most servers), and remove any unnecessary access points.

6. Restore and Monitor

Bring your site back online and monitor it closely for at least two weeks. Set up file integrity monitoring that alerts you if any files change unexpectedly. Check Google Search Console regularly for new security warnings. If you were blacklisted, submit a review request to Google after confirming the site is clean.

Preventing Future Attacks

Recovery from a hack is stressful, time-consuming, and expensive. Prevention is always more cost-effective. Implement these practices to protect your Ghana business website:

  • Keep everything updated: CMS, plugins, themes, and server software. Enable automatic updates where possible.
  • Use strong, unique passwords: Every account associated with your website should have a unique password of at least 16 characters. Use a password manager.
  • Install an SSL certificate: An SSL certificate encrypts data transmitted between your website and its visitors. It is a baseline security requirement, not an optional extra.
  • Choose reliable hosting: Your web hosting provider is your first line of defence. Quality hosts provide server-level firewalls, malware scanning, automatic backups, and proactive security monitoring.
  • Implement regular backups: Automated daily backups stored in a separate location mean you can always restore a clean version of your site.
  • Limit admin access: Only give administrator access to people who absolutely need it. Use the principle of least privilege.
  • Monitor continuously: Set up uptime monitoring and security scanning tools that alert you immediately if something goes wrong.

Your website is a business asset — often one of the most valuable ones in today's digital economy. Protecting it requires the same diligence you would apply to protecting your physical premises or financial accounts. If you have experienced a security incident or want to ensure your site is properly protected, review our guide to web hosting in Ghana to understand what your hosting provider should be doing to keep your site safe.

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Written by
Faciotech

The FacioTech team delivers expert insights on web hosting, cybersecurity, web design, and digital technology to help Ghana businesses succeed online.

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