North Korean Hackers Hit Indian IT Firm—What Jade Sleet's Latest Breach Reveals

Michael Miller · 2026-09-21

### The Breach That Slipped Under the Radar A North Korean hacking crew just pulled off another heist. This time, they hit an India-based IT services company—and it wasn't a giant. SentinelOne, the cybersecurity firm that uncovered the operation, described the victim as a "much smaller organization." That detail matters more than you might think. Smaller companies often lack the sophisticated defenses of larger enterprises, making them attractive targets. But Jade Sleet isn't after just any data. They're after developers—the people with the keys to the kingdom. ### Why Developers Are the New Frontline If you work in tech, you probably know a developer or two. They're the ones building the software that powers everything from banking apps to government systems. And that's exactly why North Korean threat actors want them. Jade Sleet, also tracked as Lazarus Group or Hidden Cobra, has a long history of targeting developers. Why? Because compromising a developer gives attackers access to source code, credentials, and supply chains. From there, they can spread to customers, partners, and even national infrastructure. The recent breach in India is just the latest example. SentinelOne's report reveals that the attackers used two backdoors—FLATROOF and ROOFDECK—to maintain persistent access. These tools aren't flashy, but they're effective. They let the attackers stay hidden while they steal data and move laterally. ### The Tools of the Trade: FLATROOF and ROOFDECK Backdoors are like secret tunnels into a network. Once inside, attackers can come and go as they please. FLATROOF and ROOFDECK are custom-built for stealth and control. According to SentinelOne, the attack involved Apple-related components, though details remain scarce. What we do know is that these backdoors are part of a growing toolkit used by North Korean hackers to infiltrate tech companies worldwide. > "The adversary continues to target developers to breach target networks," SentinelOne noted in its disclosure. That's a pattern we've seen time and again. ### What This Means for Your Business If you run a tech company—especially a smaller one—you might be wondering if you're next. The truth is, anyone can be a target. But there are steps you can take to reduce your risk. - **Train your developers:** Phishing and social engineering are common entry points. Teach your team to spot suspicious emails and links. - **Use multi-factor authentication (MFA):** Even if credentials are stolen, MFA can stop attackers from getting in. - **Monitor outbound traffic:** Backdoors often communicate with command-and-control servers. Unusual outbound connections can be a red flag. - **Keep software updated:** Many attacks exploit known vulnerabilities. Patching promptly closes those doors. ### The Bigger Picture North Korea's cyber operations aren't just about stealing data. They're about funding a regime. The money and information stolen from these breaches help support North Korea's weapons programs. That's why these attacks aren't going away anytime soon. For IT providers, especially those working with sensitive clients, the stakes are high. A single breach can destroy trust and cost millions. In fact, the average cost of a data breach in the US hit $9.44 million in 2022, according to IBM. That's a price most small businesses can't afford. ### Staying One Step Ahead The cat-and-mouse game between hackers and defenders continues. Jade Sleet's latest breach is a reminder that no organization is too small to be targeted. But with vigilance and the right security measures, you can make your company a harder target. Remember, cybersecurity isn't just about technology—it's about people. Invest in your team, stay informed about emerging threats, and don't assume you're immune. Because in this game, complacency is the biggest vulnerability of all.