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https://github.com/mukul975/Anthropic-Cybersecurity-Skills.git
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Initial commit - 611 cybersecurity skills across all subdomains
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mukul975
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"""
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Cloud Incident Containment Automation Script
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Provides containment procedures for AWS, Azure, and GCP environments.
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"""
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import json
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import os
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from datetime import datetime, timezone
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from pathlib import Path
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class CloudContainmentManager:
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"""Manages cloud incident containment across AWS, Azure, and GCP."""
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def __init__(self, output_dir="cloud_containment_results"):
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self.output_dir = Path(output_dir)
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self.output_dir.mkdir(parents=True, exist_ok=True)
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self.actions_log = []
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self.contained_resources = []
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def log_action(self, platform, action, resource, status, details=""):
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"""Log a containment action for audit trail."""
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entry = {
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"timestamp": datetime.now(timezone.utc).isoformat(),
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"platform": platform,
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"action": action,
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"resource": resource,
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"status": status,
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"details": details,
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}
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self.actions_log.append(entry)
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print(f"[{platform}] {action}: {resource} -> {status}")
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def generate_aws_containment_commands(self, incident_type, resource_details):
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"""Generate AWS CLI containment commands based on incident type."""
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commands = []
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if incident_type == "credential_compromise":
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user = resource_details.get("username", "UNKNOWN")
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commands.extend([
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{
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"step": 1,
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"description": "Disable all access keys",
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"command": f"aws iam list-access-keys --user-name {user} --query 'AccessKeyMetadata[].AccessKeyId' --output text | xargs -I {{}} aws iam update-access-key --user-name {user} --access-key-id {{}} --status Inactive",
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},
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{
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"step": 2,
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"description": "Attach deny-all policy",
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"command": f'aws iam put-user-policy --user-name {user} --policy-name EmergencyDenyAll --policy-document \'{{"Version":"2012-10-17","Statement":[{{"Effect":"Deny","Action":"*","Resource":"*"}}]}}\'',
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},
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{
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"step": 3,
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"description": "Delete console password",
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"command": f"aws iam delete-login-profile --user-name {user}",
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},
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{
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"step": 4,
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"description": "Deactivate MFA devices",
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"command": f"aws iam list-mfa-devices --user-name {user}",
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},
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])
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elif incident_type == "ec2_compromise":
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instance_id = resource_details.get("instance_id", "i-UNKNOWN")
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vpc_id = resource_details.get("vpc_id", "vpc-UNKNOWN")
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volume_ids = resource_details.get("volume_ids", [])
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commands.extend([
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{
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"step": 1,
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"description": "Create forensic snapshots of all volumes",
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"command": " && ".join([
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f'aws ec2 create-snapshot --volume-id {vol} --description "Forensic-IR-$(date +%Y%m%d)" --tag-specifications \'ResourceType=snapshot,Tags=[{{Key=IR-Case,Value=active}}]\''
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for vol in volume_ids
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]) if volume_ids else f"aws ec2 describe-instance-attribute --instance-id {instance_id} --attribute blockDeviceMapping",
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},
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{
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"step": 2,
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"description": "Create quarantine security group",
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"command": f"aws ec2 create-security-group --group-name quarantine-$(date +%s) --description 'IR Quarantine' --vpc-id {vpc_id}",
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},
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{
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"step": 3,
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"description": "Remove default egress rule from quarantine SG",
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"command": "aws ec2 revoke-security-group-egress --group-id SG_ID --ip-permissions '[{\"IpProtocol\":\"-1\",\"FromPort\":-1,\"ToPort\":-1,\"IpRanges\":[{\"CidrIp\":\"0.0.0.0/0\"}]}]'",
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},
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{
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"step": 4,
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"description": "Apply quarantine SG to instance",
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"command": f"aws ec2 modify-instance-attribute --instance-id {instance_id} --groups SG_ID",
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},
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{
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"step": 5,
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"description": "Tag instance as contained",
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"command": f"aws ec2 create-tags --resources {instance_id} --tags Key=IR-Status,Value=Contained Key=IR-Date,Value=$(date +%Y%m%d)",
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},
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])
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elif incident_type == "s3_exposure":
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bucket = resource_details.get("bucket_name", "UNKNOWN")
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commands.extend([
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{
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"step": 1,
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"description": "Block all public access",
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"command": f"aws s3api put-public-access-block --bucket {bucket} --public-access-block-configuration BlockPublicAcls=true,IgnorePublicAcls=true,BlockPublicPolicy=true,RestrictPublicBuckets=true",
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},
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{
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"step": 2,
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"description": "Enable versioning for evidence",
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"command": f"aws s3api put-bucket-versioning --bucket {bucket} --versioning-configuration Status=Enabled",
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},
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{
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"step": 3,
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"description": "Enable server access logging",
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"command": f"aws s3api put-bucket-logging --bucket {bucket} --bucket-logging-status '{{\"LoggingEnabled\":{{\"TargetBucket\":\"ir-logs-bucket\",\"TargetPrefix\":\"{bucket}/\"}}}}'",
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},
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])
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elif incident_type == "lambda_compromise":
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function_name = resource_details.get("function_name", "UNKNOWN")
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commands.extend([
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{
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"step": 1,
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"description": "Stop function invocations",
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"command": f"aws lambda put-function-concurrency --function-name {function_name} --reserved-concurrent-executions 0",
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},
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{
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"step": 2,
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"description": "Remove event source mappings",
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"command": f"aws lambda list-event-source-mappings --function-name {function_name}",
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},
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{
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"step": 3,
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"description": "Capture function configuration",
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"command": f"aws lambda get-function --function-name {function_name} > lambda_evidence_{function_name}.json",
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},
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])
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return commands
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def generate_azure_containment_commands(self, incident_type, resource_details):
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"""Generate Azure CLI/PowerShell containment commands."""
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commands = []
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if incident_type == "identity_compromise":
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user_id = resource_details.get("user_id", "UNKNOWN")
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commands.extend([
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{
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"step": 1,
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"description": "Revoke all refresh tokens",
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"command": f"az rest --method POST --url 'https://graph.microsoft.com/v1.0/users/{user_id}/revokeSignInSessions'",
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},
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{
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"step": 2,
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"description": "Disable user account",
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"command": f"az ad user update --id {user_id} --account-enabled false",
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},
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{
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"step": 3,
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"description": "Force password reset",
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"command": f"az ad user update --id {user_id} --force-change-password-next-sign-in true",
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},
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])
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elif incident_type == "vm_compromise":
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vm_name = resource_details.get("vm_name", "UNKNOWN")
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rg = resource_details.get("resource_group", "UNKNOWN")
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commands.extend([
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{
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"step": 1,
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"description": "Create disk snapshot",
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"command": f"az snapshot create -g {rg} -n forensic-snap-$(date +%s) --source $(az vm show -g {rg} -n {vm_name} --query 'storageProfile.osDisk.managedDisk.id' -o tsv)",
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},
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{
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"step": 2,
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"description": "Create quarantine NSG",
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"command": f"az network nsg create -g {rg} -n quarantine-nsg",
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},
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{
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"step": 3,
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"description": "Add deny-all inbound rule",
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"command": f"az network nsg rule create -g {rg} --nsg-name quarantine-nsg -n DenyAllInbound --priority 100 --direction Inbound --access Deny --protocol '*' --source-address-prefix '*' --destination-address-prefix '*'",
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},
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{
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"step": 4,
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"description": "Add deny-all outbound rule",
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"command": f"az network nsg rule create -g {rg} --nsg-name quarantine-nsg -n DenyAllOutbound --priority 100 --direction Outbound --access Deny --protocol '*' --source-address-prefix '*' --destination-address-prefix '*'",
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},
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])
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return commands
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def generate_containment_playbook(self, case_id, platform, incident_type, resource_details):
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"""Generate complete containment playbook."""
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if platform == "aws":
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commands = self.generate_aws_containment_commands(incident_type, resource_details)
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elif platform == "azure":
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commands = self.generate_azure_containment_commands(incident_type, resource_details)
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else:
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commands = []
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playbook = {
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"case_id": case_id,
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"platform": platform,
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"incident_type": incident_type,
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"generated": datetime.now(timezone.utc).isoformat(),
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"resource_details": resource_details,
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"pre_containment_checklist": [
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"Verify incident is confirmed (not false positive)",
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"Notify incident commander",
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"Create forensic snapshots/backups BEFORE containment",
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"Document current state of affected resources",
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"Identify break-glass credentials for IR team",
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],
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"containment_commands": commands,
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"post_containment_checklist": [
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"Verify containment is effective (test connectivity)",
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"Confirm forensic evidence is preserved",
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"Update incident ticket with containment actions",
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"Notify stakeholders of containment status",
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"Begin eradication planning",
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],
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}
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playbook_file = self.output_dir / f"containment_playbook_{case_id}.json"
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with open(playbook_file, "w") as f:
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json.dump(playbook, f, indent=2)
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print(f"[+] Containment playbook generated: {playbook_file}")
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print(f" Platform: {platform}")
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print(f" Type: {incident_type}")
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print(f" Steps: {len(commands)}")
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return playbook
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def generate_report(self):
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"""Generate containment actions report."""
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report = {
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"title": "Cloud Incident Containment Report",
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"generated": datetime.now(timezone.utc).isoformat(),
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"actions_taken": self.actions_log,
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"resources_contained": self.contained_resources,
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"total_actions": len(self.actions_log),
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}
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report_file = self.output_dir / "containment_report.json"
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with open(report_file, "w") as f:
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json.dump(report, f, indent=2)
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print(f"[+] Containment report: {report_file}")
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return report
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def main():
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import argparse
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parser = argparse.ArgumentParser(description="Cloud Incident Containment Tool")
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parser.add_argument("--platform", choices=["aws", "azure", "gcp"], required=True)
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parser.add_argument("--incident-type", choices=[
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"credential_compromise", "ec2_compromise", "s3_exposure",
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"lambda_compromise", "identity_compromise", "vm_compromise",
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], required=True)
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parser.add_argument("--case-id", default="IR-2025-001")
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parser.add_argument("--resource-json", help="JSON file with resource details")
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parser.add_argument("-o", "--output", default="cloud_containment_results")
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args = parser.parse_args()
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resource_details = {}
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if args.resource_json:
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with open(args.resource_json) as f:
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resource_details = json.load(f)
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manager = CloudContainmentManager(output_dir=args.output)
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manager.generate_containment_playbook(
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args.case_id, args.platform, args.incident_type, resource_details
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)
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if __name__ == "__main__":
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main()
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