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July 28, 2021

The Art of Cyber-War, Invincibility Lies in Defense

With cyber-attacks appearing to come from different nations and masquerading as different threats, how can you hope you gain the advantage? Learn more!
Inside the SOC
Darktrace cyber analysts are world-class experts in threat intelligence, threat hunting and incident response, and provide 24/7 SOC support to thousands of Darktrace customers around the globe. Inside the SOC is exclusively authored by these experts, providing analysis of cyber incidents and threat trends, based on real-world experience in the field.
Written by
Justin Fier
SVP, Red Team Operations
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28
Jul 2021
“All war is based on deception.” — Sun Wu Tzu, ‘The Art of War’

Influencing the Vietcong, Chairman Mao, and the KGB, Sun Tzu has had a profound impact on military strategy around the world. His focus on winning rather than conforming to a ‘fair fight’ has imbued many of the conflicts this last century, as we shift from traditional binary warfare to a battlefield which is far murkier, where it is not always clear who you are fighting or what actions are being taken.

Asymmetric warfare – waged with espionage, proxy battles, disinformation campaigns, and guerrilla tactics – is now the new normal.

“If you know the enemy and know yourself, you need not fear the result of a hundred battles. If you know yourself but not the enemy, for every victory gained you will also suffer a defeat.”

Most kinetic acts can be attributed and countered in a relatively straightforward manner. Physical borders and satellite imagery mean that if you’re targeted in the real world, you tend to know exactly where it’s coming from. But the rules of cyber-space are different.

Take the TV5Monde case back in April 2015: a cyber-attack shut down the French TV network, and the hacking group Cyber Caliphate – operators of the Islamic State – immediately claimed responsibility. But closer inspection revealed that this wasn’t a terrorist attack at all. Allegedly, Russia had been behind the whole thing, in what is commonly referred to as ‘false flag’ operation.

Or consider the phishing emails impersonating the far-right Proud Boys group, which spread fear, uncertainty, and doubt prior to the 2020 US elections – and which transpired to be the work of Iranian nation-state actors. Yet – when we consider that in 2019, it came to light that the Russian Group Turla had hacked into Iran’s intelligence agency and was launching campaigns against the Middle East and the West, using Iranian infrastructure – the true battleground becomes less apparent.

“To subdue the enemy without fighting is the acme of skill.”

Attribution has been weaponized, and this makes it extremely difficult for victims to action a proportionate response. How do you go to war over SolarWinds when Russia denies any involvement? How do you punish China for the Microsoft Exchange attacks when they claim the accusation is nothing more than a “malicious smear”? It is the tactic of denial and deception in practice, and to date it has proved extremely effective.

Attacks can appear to come from one place when they come from another. In addition, malware itself can be camouflaged. This is significant because different types of malware have different objectives and are leveraged by different groups. For example, ransomware tends to be financially motivated and so is often deployed by organized crime.

So, when a disk wiper sent by Iran pretends to be ransomware and destroys Israeli systems, this is Iran using the guise of a financial attack to mask what is in reality a political act, and ultimately could be construed as an act of war.

Cyber-space is becoming more anonymous by the day. Monitoring TTPs with rules and signatures is of little value because infrastructure can be changed so easily. Our security systems fundamentally cannot answer the question of attribution. It is not as simple as saying, ‘we followed these IP addresses, and that attack was APT27.’ All we can say is that the code and geolocation are similar to what we’ve seen from this threat actor, but they may well be an imitation.

In turn, nation states exploit this anonymity to launch campaigns under false identities and with disguised weapons.

“I will force the enemy to take our strength for weakness, and our weakness for strength, and thus will turn their strength into weakness.”

The US has possibly the strongest offensive cyber capabilities in the world. If the Five Eyes nations wished to crash the Internet or shut off the lights in a major city, they could do so. But this firepower greatly enhances the risk of misattribution. A false flag operation in a volatile region could set off a very destructive chain of events. The last thing the US government wish to do is mistakenly escalate conflict with an innocent third party.

Human-sourced intelligence (HUMINT) is the only reliable method of attribution, but it is not infallible. An agent on the ground with access to insider information is hard to come by, and even if a government could attribute an attack with certainty, they may not desire to reveal how they sourced that knowledge.

So, with the situation currently as it stands, how can you hope to react?

“Invincibility lies in the defense; the possibility of victory in the attack.”

Biden’s ‘red lines’ are a step in the right direction. There needs to be more transparency over which actions lead to which consequences. But these agreements are limited for the reasons we have discussed: how do you know for certain the extent to which the Kremlin is affiliated with Russian ransomware gangs?

It sounds simple, but the most effective way to prevent these scenarios is to stop the attack before it has happened. Defensive capabilities are the key to this conflict. Cyber-peace is not coming anytime soon, but cyber-resilience may prove pivotal in gaining the advantage.

Inside the SOC
Darktrace cyber analysts are world-class experts in threat intelligence, threat hunting and incident response, and provide 24/7 SOC support to thousands of Darktrace customers around the globe. Inside the SOC is exclusively authored by these experts, providing analysis of cyber incidents and threat trends, based on real-world experience in the field.
Written by
Justin Fier
SVP, Red Team Operations

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February 26, 2026

What the Darktrace Annual Threat Report 2026 Means for Security Leaders

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The challenge for today’s CISOs

At the broadest level, the defining characteristic of cybersecurity in 2026 is the sheer pace of change shaping the environments we protect. Organizations are operating in ecosystems that are larger, more interconnected, and more automated than ever before – spanning cloud platforms, distributed identities, AI-driven systems, and continuous digital workflows.  

The velocity of this expansion has outstripped the slower, predictable patterns security teams once relied on. What used to be a stable backdrop is now a living, shifting landscape where technology, risk, and business operations evolve simultaneously. From this vantage point, the central challenge for security leaders isn’t reacting to individual threats, but maintaining strategic control and clarity as the entire environment accelerates around them.

Strategic takeaways from the Annual Threat Report

The Darktrace Annual Threat Report 2026 reinforces a reality every CISO feels: the center of gravity isn’t the perimeter, vulnerability management, or malware, but trust abused via identity. For example, our analysis found that nearly 70% of incidents in the Americas region begin with stolen or misused accounts, reflecting the global shift toward identity‑led intrusions.

Mass adoption of AI agents, cloud-native applications, and machine decision-making means CISOs now oversee systems that act on their own. This creates an entirely new responsibility: ensuring those systems remain safe, predictable, and aligned to business intent, even under adversarial pressure.

Attackers increasingly exploit trust boundaries, not firewalls – leveraging cloud entitlements, SaaS identity transitions, supply-chain connectivity, and automation frameworks. The rise of non-human identities intensifies this: credentials, tokens, and agent permissions now form the backbone of operational risk.

Boards are now evaluating CISOs on business continuity, operational recovery, and whether AI systems and cloud workloads can fail safely without cascading or causing catastrophic impact.

In this environment, detection accuracy, autonomous response, and blast radius minimization matter far more than traditional control coverage or policy checklists.

Every organization will face setbacks; resilience is measured by how quickly security teams can rise, respond, and resume momentum. In 2026, success will belong to those that adapt fastest.

Managing business security in the age of AI

CISO accountability in 2026 has expanded far beyond controls and tooling. Whether we asked for it or not, we now own outcomes tied to business resilience, AI trust, cloud assurance, and continuous availability. The role is less about certainty and more about recovering control in an environment that keeps accelerating.

Every major 2026 initiative – AI agents, third-party risk, cloud, or comms protection – connects to a single board-level question: Are we still in control as complexity and automation scale faster than humans?

Attackers are not just getting more sophisticated; they are becoming more automated. AI changes the economics of attack, lowering cost and increasing speed. That asymmetry is what CISOs are being measured against.

CISOs are no longer evaluated on tool coverage, but on the ability to assure outcomes – trust in AI adoption, resilience across cloud and identity, and being able to respond to unknown and unforeseen threats.

Boards are now explicitly asking whether we can defend against AI-driven threats. No one can predict every new behavior – survival depends on detecting malicious deviations from normal fast and responding autonomously.  

Agents introduce decision-making at machine speed. Governance, CI/CD scanning, posture management, red teaming, and runtime detection are no longer differentiators but the baseline.

Cloud security is no longer architectural, it is operational. Identity, control planes, and SaaS exposure now sit firmly with the CISO.

AI-speed threats already reshaping security in 2026

We’re already seeing clear examples of how quickly the threat landscape has shifted in 2026. Darktrace’s work on React2Shell exposed just how unforgiving the new tempo is: a honeypot stood up with an exposed React was hit in under two minutes. There was no recon phase, no gradual probing – just immediate, automated exploitation the moment the code appeared publicly. Exposure now equals compromise unless defenses can detect, interpret, and act at machine speed. Traditional operational rhythms simply don’t map to this reality.

We’re also facing the first wave of AI-authored malware, where LLMs generate code that mutates on demand. This removes the historic friction from the attacker side: no skill barrier, no time cost, no limit on iteration. Malware families can regenerate themselves, shift structure, and evade static controls without a human operator behind the keyboard. This forces CISOs to treat adversarial automation as a core operational risk and ensure that autonomous systems inside the business remain predictable under pressure.

The CVE-2026-1731 BeyondTrust exploitation wave reinforced the same pattern. The gap between disclosure and active, global exploitation compressed into hours. Automated scanning, automated payload deployment, coordinated exploitation campaigns, all spinning up faster than most organizations can push an emergency patch through change control. The vulnerability-to-exploit window has effectively collapsed, making runtime visibility, anomaly detection, and autonomous containment far more consequential than patching speed alone.

These cases aren’t edge scenarios; they represent the emerging norm. Complexity and automation have outpaced human-scale processes, and attackers are weaponizing that asymmetry.  

The real differentiator for CISOs in 2026 is less about knowing everything and more about knowing immediately when something shifts – and having systems that can respond at the same speed.

[related-resource]

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About the author
Mike Beck
Global CISO

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February 19, 2026

CVE-2026-1731: How Darktrace Sees the BeyondTrust Exploitation Wave Unfolding

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Note: Darktrace's Threat Research team is publishing now to help defenders. We will continue updating this blog as our investigations unfold.

Background

On February 6, 2026, the Identity & Access Management solution BeyondTrust announced patches for a vulnerability, CVE-2026-1731, which enables unauthenticated remote code execution using specially crafted requests.  This vulnerability affects BeyondTrust Remote Support (RS) and particular older versions of Privileged Remote Access (PRA) [1].

A Proof of Concept (PoC) exploit for this vulnerability was released publicly on February 10, and open-source intelligence (OSINT) reported exploitation attempts within 24 hours [2].

Previous intrusions against Beyond Trust technology have been cited as being affiliated with nation-state attacks, including a 2024 breach targeting the U.S. Treasury Department. This incident led to subsequent emergency directives from  the Cybersecurity and Infrastructure Security Agency (CISA) and later showed attackers had chained previously unknown vulnerabilities to achieve their goals [3].

Additionally, there appears to be infrastructure overlap with React2Shell mass exploitation previously observed by Darktrace, with command-and-control (C2) domain  avg.domaininfo[.]top seen in potential post-exploitation activity for BeyondTrust, as well as in a React2Shell exploitation case involving possible EtherRAT deployment.

Darktrace Detections

Darktrace’s Threat Research team has identified highly anomalous activity across several customers that may relate to exploitation of BeyondTrust since February 10, 2026. Observed activities include:

Outbound connections and DNS requests for endpoints associated with Out-of-Band Application Security Testing; these services are commonly abused by threat actors for exploit validation.  Associated Darktrace models include:

  • Compromise / Possible Tunnelling to Bin Services

Suspicious executable file downloads. Associated Darktrace models include:

  • Anomalous File / EXE from Rare External Location

Outbound beaconing to rare domains. Associated Darktrace models include:

  • Compromise / Agent Beacon (Medium Period)
  • Compromise / Agent Beacon (Long Period)
  • Compromise / Sustained TCP Beaconing Activity To Rare Endpoint
  • Compromise / Beacon to Young Endpoint
  • Anomalous Server Activity / Rare External from Server
  • Compromise / SSL Beaconing to Rare Destination

Unusual cryptocurrency mining activity. Associated Darktrace models include:

  • Compromise / Monero Mining
  • Compromise / High Priority Crypto Currency Mining

And model alerts for:

  • Compromise / Rare Domain Pointing to Internal IP

IT Defenders: As part of best practices, we highly recommend employing an automated containment solution in your environment. For Darktrace customers, please ensure that Autonomous Response is configured correctly. More guidance regarding this activity and suggested actions can be found in the Darktrace Customer Portal.  

Appendices

Potential indicators of post-exploitation behavior:

·      217.76.57[.]78 – IP address - Likely C2 server

·      hXXp://217.76.57[.]78:8009/index.js - URL -  Likely payload

·      b6a15e1f2f3e1f651a5ad4a18ce39d411d385ac7  - SHA1 - Likely payload

·      195.154.119[.]194 – IP address – Likely C2 server

·      hXXp://195.154.119[.]194/index.js - URL – Likely payload

·      avg.domaininfo[.]top – Hostname – Likely C2 server

·      104.234.174[.]5 – IP address - Possible C2 server

·      35da45aeca4701764eb49185b11ef23432f7162a – SHA1 – Possible payload

·      hXXp://134.122.13[.]34:8979/c - URL – Possible payload

·      134.122.13[.]34 – IP address – Possible C2 server

·      28df16894a6732919c650cc5a3de94e434a81d80 - SHA1 - Possible payload

References:

1.        https://nvd.nist.gov/vuln/detail/CVE-2026-1731

2.        https://www.securityweek.com/beyondtrust-vulnerability-targeted-by-hackers-within-24-hours-of-poc-release/

3.        https://www.rapid7.com/blog/post/etr-cve-2026-1731-critical-unauthenticated-remote-code-execution-rce-beyondtrust-remote-support-rs-privileged-remote-access-pra/

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About the author
Emma Foulger
Global Threat Research Operations Lead
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