Industry News

What a Cyber-Attack Really Costs Australian SMBs  

Cyber-attacks are no longer rare, highprofile events, they’re an everyday risk for Australian small and medium businesses.

According to the National Cyber Security Centre, Australia now receives a cybercrime report every six minutes, reflecting the steady rise in both the volume and sophistication of attacks targeting smaller organisations.

Data revealed last week by ITnews shows that 75+ Australian businesses have disclosed payments they made to ransomware groups since June 2025. Disclosure of ransom payments is only mandated for businesses with >$3 million turnover, meaning the majority of Australian businesses aren’t required to report and the real figure is likely much, much higher.  

And this will stay the case while ransomware groups continue to find willing “customers”.  

Below, we’ve outlined the cost of cybercrime for SMBs in Australia and measures you can take today to minimise the financial (and reputational) damage should your organisation fall victim. 

What Cyberattacks Are Costing SMBs Today 

The latest ASD Annual Cyber Threat Report shows small businesses are feeling increasing financial pressure from cyber incidents. 

• The average self-reported cost for small businesses rose by 14% to $56,600 in FY2024-25.  
• Other sources report even higher cost ranges, with average attack losses for SMBs hitting between $49,600 and $122,000, depending on the industry and circumstances of the breach.  

These figures often include ransom payments, system restoration expense, downtime, lost sales, and reputational harm which all compound quickly. 

Why Costs Keep Increasing

The ASD notes that modern attackers don’t just “hit and run” but often remain inside networks for extended periods, stealing data and disrupting operations long before detection occurs. This growing complexity is one reason the cost of remediation is rising faster than the number of incidents themselves.  

Compromised credentials remain one of the most exploited weaknesses. Nearly half of all breaches involve attackers using stolen usernames and passwords to gain entry, bypass basic controls, and escalate damage from within.

The Hidden Costs Many SMBs Overlook

Beyond the immediate financial hit, small businesses often face long-term impacts such as: 

• Extended operational downtime 
• Loss of customer trust 
• Regulatory penalties, especially for data breaches 
• Higher insurance premiums 
• Months of business disruption and recovery work 

Not to mention, the long term impact on growth, investor confidence or competitive position with many businesses permanently losing critical data or cash.  

A Growing Target: Why SMBs Are at Higher Risk

SMBs frequently underestimate their exposure and overestimate the strength of their defences. With attackers increasingly using “living off the land” techniques, where they leverage legitimate tools already on your system, it has become much harder for unprepared organisations to detect malicious activity early.  

Smaller organisations tend to have: 

• Limited cyber defences 
• Gaps in multi factor authentication 
• Exposed edge devices and outdated systems 
• Heavy reliance on digital infrastructure 
• Supply chain connections to larger organisations 

This capability gap is exactly why smaller businesses represent 43% of all attacks in Australia today.

How SMBs Can Reduce Their Exposure in 2026

Many of the most damaging incidents occur due to preventable weaknesses such as out-of-date systems, unused security controls, poor password hygiene, and misconfigured cloud environments.  

Strengthening these areas significantly reduces both the likelihood and impact of an attack. 

A Security Posture Assessment is one of the most effective first steps your organisation can take to identify where your security weak points are, before an attack occurs.  

Without being intrusive or disruptive, a security posture assessment can give your organisation a clear view of: 

• Where your biggest vulnerabilities are 
• Whether security controls are configured correctly 
• How well they could detect and respond to a breach 
• Which improvements would deliver the highest risk reduction 
• How your security compares to ASD Essential Eight guidance 

For many small businesses, this is often the first time they gain full visibility of their risk landscape, helping prevent the kinds of gaps that attackers rely on. 

A well-executed assessment can also reduce remediation costs, improve cyber insurance readiness, and guide smarter investment in security tools and training. 

The Bottom Line

Cyber-attacks are costing Australian small businesses tens of thousands of dollars, with both frequency and sophistication increasing. But the most important takeaway is this: 

Most successful attacks exploit basic, preventable weaknesses. 

By improving cyber hygiene, strengthening defences, and conducting periodic security posture assessments, SMBs can significantly reduce the likelihood of becoming the next statistic and avoid the spiralling financial, operational, and reputational damage a single incident can bring.