issue
This commit is contained in:
n0mad1k
+138
-86
@@ -9,11 +9,10 @@
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retries: 5
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delay: 5
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- name: Install security packages
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- name: Install security packages (non-UFW)
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apt:
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name:
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- fail2ban
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- ufw
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- unattended-upgrades
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- debsums
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- aide
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@@ -25,75 +24,157 @@
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retries: 3
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delay: 5
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- name: Configure UFW default policies
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ufw:
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state: enabled
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policy: deny
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direction: incoming
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ignore_errors: yes
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# Skip UFW for AWS, use it for other providers
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- name: Determine if using AWS provider
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set_fact:
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is_aws_provider: "{{ provider | default('unknown') == 'aws' }}"
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- name: Configure UFW for C2 server
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# Only install and configure UFW for non-AWS providers
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- name: Check if UFW is installed
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command: which ufw
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register: ufw_check
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failed_when: false
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changed_when: false
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when: not is_aws_provider
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- name: Install UFW if not present (non-AWS)
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apt:
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name: ufw
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state: present
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update_cache: yes
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register: ufw_install
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until: ufw_install is success
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retries: 3
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delay: 5
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when: not is_aws_provider and ufw_check.rc != 0
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- name: Configure UFW for non-AWS deployments
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block:
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- name: Reset UFW to default deny
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- name: Configure UFW default policies
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ufw:
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state: enabled
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policy: deny
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direction: incoming
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ignore_errors: yes
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- name: Allow SSH only from operator IP
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ufw:
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rule: allow
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port: "22"
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src: "{{ operator_ip }}"
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proto: tcp
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- name: Configure UFW for C2 server
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block:
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- name: Reset UFW to default deny
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ufw:
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state: enabled
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policy: deny
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direction: incoming
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- name: Allow Havoc Teamserver only from operator IP
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ufw:
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rule: allow
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port: "{{ havoc_teamserver_port | default('40056') }}"
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src: "{{ operator_ip }}"
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proto: tcp
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- name: Allow SSH only from operator IP
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ufw:
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rule: allow
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port: "22"
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src: "{{ operator_ip }}"
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proto: tcp
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- name: Allow traffic only from redirector
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ufw:
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rule: allow
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port: "{{ item }}"
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src: "{{ redirector_ip }}"
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proto: tcp
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loop:
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- "80"
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- "443"
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- "{{ havoc_http_port | default('8080') }}"
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- "{{ havoc_https_port | default('443') }}"
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- "{{ gophish_admin_port }}"
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when: "'c2servers' in group_names"
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- name: Allow Havoc Teamserver only from operator IP
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ufw:
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rule: allow
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port: "{{ havoc_teamserver_port | default('40056') }}"
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src: "{{ operator_ip }}"
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proto: tcp
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- name: Configure UFW for redirector
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- name: Allow traffic only from redirector
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ufw:
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rule: allow
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port: "{{ item }}"
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src: "{{ redirector_ip }}"
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proto: tcp
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loop:
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- "80"
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- "443"
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- "{{ havoc_http_port | default('8080') }}"
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- "{{ havoc_https_port | default('443') }}"
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- "{{ gophish_admin_port }}"
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when: "'c2servers' in group_names"
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- name: Configure UFW for redirector
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block:
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- name: Reset UFW to default deny
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ufw:
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state: enabled
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policy: deny
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direction: incoming
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- name: Allow SSH only from operator IP
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ufw:
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rule: allow
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port: "22"
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src: "{{ operator_ip }}"
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proto: tcp
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- name: Allow public services from anywhere
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ufw:
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rule: allow
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port: "{{ item }}"
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proto: tcp
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loop:
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- "80"
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- "443"
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- "{{ shell_handler_port | default('4444') }}"
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when: "'redirectors' in group_names"
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# Only run UFW block if not AWS and UFW is available/installed
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when: not is_aws_provider and (ufw_check.rc == 0 or ufw_install is success)
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# Configure iptables fallback if UFW isn't available (non-AWS only)
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- name: Configure basic iptables rules if UFW unavailable
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block:
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- name: Reset UFW to default deny
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ufw:
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state: enabled
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policy: deny
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direction: incoming
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- name: Set up basic iptables rules for C2 server
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shell: |
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iptables -F
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iptables -P INPUT DROP
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iptables -P FORWARD DROP
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iptables -P OUTPUT ACCEPT
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# Allow established connections
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iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
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# Allow SSH from operator
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iptables -A INPUT -p tcp --dport 22 -s {{ operator_ip }} -j ACCEPT
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# Allow Havoc teamserver from operator
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iptables -A INPUT -p tcp --dport {{ havoc_teamserver_port | default(40056) }} -s {{ operator_ip }} -j ACCEPT
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# Allow traffic from redirector
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iptables -A INPUT -p tcp --dport 80 -s {{ redirector_ip }} -j ACCEPT
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iptables -A INPUT -p tcp --dport 443 -s {{ redirector_ip }} -j ACCEPT
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iptables -A INPUT -p tcp --dport {{ havoc_http_port | default(8080) }} -s {{ redirector_ip }} -j ACCEPT
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iptables -A INPUT -p tcp --dport {{ havoc_https_port | default(443) }} -s {{ redirector_ip }} -j ACCEPT
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iptables -A INPUT -p tcp --dport {{ gophish_admin_port }} -s {{ redirector_ip }} -j ACCEPT
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when: "'c2servers' in group_names"
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when: not is_aws_provider and (ufw_check.rc != 0 and (ufw_install is undefined or ufw_install is failed))
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- name: Allow SSH only from operator IP
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ufw:
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rule: allow
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port: "22"
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src: "{{ operator_ip }}"
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proto: tcp
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# SSH Hardening - applies to all providers
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- name: Harden SSH configuration
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lineinfile:
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path: /etc/ssh/sshd_config
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regexp: "{{ item.regexp }}"
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line: "{{ item.line }}"
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state: present
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loop:
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- { regexp: '^#?PermitRootLogin', line: 'PermitRootLogin no' }
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- { regexp: '^#?PasswordAuthentication', line: 'PasswordAuthentication no' }
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- { regexp: '^#?X11Forwarding', line: 'X11Forwarding no' }
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- { regexp: '^#?MaxAuthTries', line: 'MaxAuthTries 3' }
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- { regexp: '^#?AllowTcpForwarding', line: 'AllowTcpForwarding yes' }
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- { regexp: '^#?ClientAliveInterval', line: 'ClientAliveInterval 300' }
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- { regexp: '^#?ClientAliveCountMax', line: 'ClientAliveCountMax 2' }
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register: ssh_config_updated
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- name: Allow public services from anywhere
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ufw:
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rule: allow
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port: "{{ item }}"
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proto: tcp
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loop:
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- "80"
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- "443"
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- "{{ shell_handler_port | default('4444') }}"
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when: "'redirectors' in group_names"
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- name: Configure system resource limits
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pam_limits:
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domain: "*"
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limit_type: "{{ item.limit_type }}"
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limit_item: "{{ item.limit_item }}"
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value: "{{ item.value }}"
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loop:
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- { limit_type: soft, limit_item: nofile, value: 65535 }
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- { limit_type: hard, limit_item: nofile, value: 65535 }
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- { limit_type: soft, limit_item: nproc, value: 4096 }
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- { limit_type: hard, limit_item: nproc, value: 4096 }
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# Set up fail2ban - applies to all providers
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- name: Set up fail2ban SSH jail
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copy:
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dest: /etc/fail2ban/jail.d/sshd.conf
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@@ -144,35 +225,6 @@
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mode: '0700'
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when: zero_logs | default(false) | bool
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# SSH Hardening
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- name: Harden SSH configuration
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lineinfile:
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path: /etc/ssh/sshd_config
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regexp: "{{ item.regexp }}"
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line: "{{ item.line }}"
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state: present
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loop:
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- { regexp: '^#?PermitRootLogin', line: 'PermitRootLogin no' }
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- { regexp: '^#?PasswordAuthentication', line: 'PasswordAuthentication no' }
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- { regexp: '^#?X11Forwarding', line: 'X11Forwarding no' }
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- { regexp: '^#?MaxAuthTries', line: 'MaxAuthTries 3' }
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- { regexp: '^#?AllowTcpForwarding', line: 'AllowTcpForwarding yes' }
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- { regexp: '^#?ClientAliveInterval', line: 'ClientAliveInterval 300' }
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- { regexp: '^#?ClientAliveCountMax', line: 'ClientAliveCountMax 2' }
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register: ssh_config_updated
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- name: Configure system resource limits
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pam_limits:
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domain: "*"
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limit_type: "{{ item.limit_type }}"
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limit_item: "{{ item.limit_item }}"
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value: "{{ item.value }}"
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loop:
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- { limit_type: soft, limit_item: nofile, value: 65535 }
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- { limit_type: hard, limit_item: nofile, value: 65535 }
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- { limit_type: soft, limit_item: nproc, value: 4096 }
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- { limit_type: hard, limit_item: nproc, value: 4096 }
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# Service restart handlers
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- name: Restart SSH service if configuration changed
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service:
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