DragonForce Claims Takeover of RansomHub’s Infrastructure

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🚨 Cybersecurity group DragonForce has allegedly seized control of RansomHub’s infrastructure, replacing it with a new onion site under RansomHub’s branding. The original RansomHub site has been offline since March 31, 2024. This incident highlights ongoing conflicts within the ransomware ecosystem.

Source: Read More

You Should Know: Investigating Ransomware & DarkWeb Activity

1. Analyzing Onion Sites (DarkWeb)

To access or investigate onion sites (Tor hidden services), use the following commands:

 Install Tor service (Linux) 
sudo apt-get install tor

Start Tor service 
sudo systemctl start tor

Use curl with Tor proxy to access onion sites 
curl --socks5-hostname localhost:9050 http://example.onion

2. Monitoring Ransomware Activity

Check for suspicious processes and network connections on Linux:

 List active network connections 
netstat -tulnp

Check for unexpected processes 
ps aux | grep -i "ransom|crypt|malware"

Monitor live network traffic 
sudo tcpdump -i eth0 -w ransom_traffic.pcap

3. Detecting Ransomware in Windows

Use PowerShell to scan for ransomware indicators:

 Check for suspicious files 
Get-ChildItem -Path C:\ -Recurse -Force -Include .encrypted, .locked, .crypt

Analyze running processes 
Get-Process | Where-Object { $_.CPU -gt 50 } | Format-Table -AutoSize

Check scheduled tasks for malicious scripts 
Get-ScheduledTask | Where-Object { $_.TaskPath -like "\ransom" }

4. Defensive Measures Against Ransomware

  • Backup Critical Data: 
    Linux: Automated backup using rsync 
rsync -avz /important_data /backup_location/
  • Disable RDP if Unused: 
    Windows: Disable Remote Desktop 
Set-ItemProperty -Path "HKLM:\System\CurrentControlSet\Control\Terminal Server" -Name "fDenyTSConnections" -Value 1

What Undercode Say

The alleged takeover of RansomHub by DragonForce underscores the volatile nature of ransomware groups. Defensive strategies must include:
– Network Segmentation to limit lateral movement.
– Behavioral Monitoring (e.g., `auditd` on Linux, Sysmon on Windows).
– Decoy Files (honeypots) to detect early-stage encryption attempts.

Key Commands for Incident Response:

 Linux: Check for unauthorized SSH access 
grep "Failed password" /var/log/auth.log

Windows: Extract recent event logs 
wevtutil qe Security /rd:true /f:text /q:"[System[(EventID=4625)]]"

Expected Output:

Apr 3 12:34:56 server sshd[1234]: Failed password for root from 1.2.3.4 port 5678 ssh2

Stay vigilant—ransomware actors continuously evolve tactics.

Expected Output:

A detailed analysis of ransomware infrastructure shifts with actionable defensive commands.

References:

Reported By: Hendryadrian Ransomware – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅

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