Integrate advanced intelligence into Email, FTP, and Database monitoring

Extended all 10 intelligence systems to cover all authentication attack vectors:

Email (SMTP/IMAP/POP3) Monitoring:
- Vector tracking: EMAIL
- Full intelligence integration (velocity, diversity, patterns, subnet, context)
- Progressive scoring: 10 + 8n per attempt
- Advanced bonuses can add 50-100+ points for sophisticated attacks

FTP Monitoring:
- Vector tracking: FTP
- Full intelligence integration
- Same progressive scoring and bonuses as SSH/Email
- Detects coordinated multi-service attacks

Database (MySQL) Monitoring:
- Vector tracking: DATABASE
- Full intelligence integration
- Higher base scoring: 15 + 12n per attempt (database = critical)
- Bonuses applied on top

Cross-Vector Detection Example:
IP attacks SSH (3 attempts) + Email (2 attempts) + FTP (1 attempt) = 6 total
- Base: 58 points
- Diversity bonus: +10 (DUAL_VECTOR) or +25 (3 vectors)
- Velocity bonus: +20 (if rapid)
- Pattern bonus: +20 (if automated)
- Subnet bonus: +25 (if part of botnet)
- Context bonus: +18 (night + residential ISP)
- TOTAL: Can reach 100+ (capped) very quickly

All monitoring sources now share same intelligence and contribute to unified threat assessment
This commit is contained in:
cschantz
2025-11-14 16:48:44 -05:00
parent c9bfa211c0
commit 44c3e9370c
+147
View File
@@ -1527,6 +1527,11 @@ monitor_email_attacks() {
hits=$((hits + 1))
# Record timestamp and vector for intelligence
record_attack_timestamp "$ip"
record_attack_vector "$ip" "EMAIL"
track_subnet_attack "$ip"
# Add BRUTEFORCE to attacks
if [[ ! "$attacks" =~ BRUTEFORCE ]]; then
[ -z "$attacks" ] && attacks="BRUTEFORCE" || attacks="${attacks},BRUTEFORCE"
@@ -1538,10 +1543,54 @@ monitor_email_attacks() {
else
score=$((score + 8))
fi
# Apply advanced intelligence bonuses
local block_reasons=""
local velocity_data=$(calculate_attack_velocity "$ip")
IFS='|' read -r vel_count vel_bonus vel_reason <<< "$velocity_data"
[ "$vel_bonus" -gt 0 ] && score=$((score + vel_bonus)) && block_reasons="${vel_reason}"
local div_data=$(calculate_diversity_bonus "$ip")
IFS='|' read -r div_count div_bonus div_reason <<< "$div_data"
if [ "$div_bonus" -gt 0 ]; then
score=$((score + div_bonus))
[ -n "$block_reasons" ] && block_reasons="${block_reasons}+" || block_reasons=""
block_reasons="${block_reasons}${div_reason}"
fi
local pattern_data=$(detect_timing_pattern "$ip")
IFS='|' read -r pat_type pat_conf pat_bonus pat_reason <<< "$pattern_data"
if [ "$pat_bonus" -gt 0 ]; then
score=$((score + pat_bonus))
[ -n "$block_reasons" ] && block_reasons="${block_reasons}+" || block_reasons=""
block_reasons="${block_reasons}${pat_reason}"
fi
local subnet_data=$(calculate_subnet_bonus "$ip")
IFS='|' read -r subnet_count subnet_bonus subnet_reason <<< "$subnet_data"
if [ "$subnet_bonus" -gt 0 ]; then
score=$((score + subnet_bonus))
[ -n "$block_reasons" ] && block_reasons="${block_reasons}+" || block_reasons=""
block_reasons="${block_reasons}${subnet_reason}"
fi
local context_data=$(calculate_context_bonus "$ip")
IFS='|' read -r context_bonus context_reason <<< "$context_data"
if [ "$context_bonus" -gt 0 ]; then
score=$((score + context_bonus))
[ -n "$block_reasons" ] && block_reasons="${block_reasons}+" || block_reasons=""
block_reasons="${block_reasons}${context_reason}"
fi
[ $score -gt 100 ] && score=100
IP_DATA[$ip]="$score|$hits|$bot_type|$attacks|$ban_count|$rep_score"
# Store block reasons for CSF
if [ -n "$block_reasons" ]; then
echo "$block_reasons" > "$TEMP_DIR/block_reason_${ip//\./_}"
fi
# Log to reputation DB
flag_ip_attack "$ip" "BRUTEFORCE" 0 "Email authentication failure" >/dev/null 2>&1 &
@@ -1585,6 +1634,11 @@ monitor_ftp_attacks() {
hits=$((hits + 1))
# Record timestamp and vector for intelligence
record_attack_timestamp "$ip"
record_attack_vector "$ip" "FTP"
track_subnet_attack "$ip"
# Add BRUTEFORCE to attacks
if [[ ! "$attacks" =~ BRUTEFORCE ]]; then
[ -z "$attacks" ] && attacks="BRUTEFORCE" || attacks="${attacks},BRUTEFORCE"
@@ -1596,10 +1650,54 @@ monitor_ftp_attacks() {
else
score=$((score + 8))
fi
# Apply advanced intelligence bonuses
local block_reasons=""
local velocity_data=$(calculate_attack_velocity "$ip")
IFS='|' read -r vel_count vel_bonus vel_reason <<< "$velocity_data"
[ "$vel_bonus" -gt 0 ] && score=$((score + vel_bonus)) && block_reasons="${vel_reason}"
local div_data=$(calculate_diversity_bonus "$ip")
IFS='|' read -r div_count div_bonus div_reason <<< "$div_data"
if [ "$div_bonus" -gt 0 ]; then
score=$((score + div_bonus))
[ -n "$block_reasons" ] && block_reasons="${block_reasons}+" || block_reasons=""
block_reasons="${block_reasons}${div_reason}"
fi
local pattern_data=$(detect_timing_pattern "$ip")
IFS='|' read -r pat_type pat_conf pat_bonus pat_reason <<< "$pattern_data"
if [ "$pat_bonus" -gt 0 ]; then
score=$((score + pat_bonus))
[ -n "$block_reasons" ] && block_reasons="${block_reasons}+" || block_reasons=""
block_reasons="${block_reasons}${pat_reason}"
fi
local subnet_data=$(calculate_subnet_bonus "$ip")
IFS='|' read -r subnet_count subnet_bonus subnet_reason <<< "$subnet_data"
if [ "$subnet_bonus" -gt 0 ]; then
score=$((score + subnet_bonus))
[ -n "$block_reasons" ] && block_reasons="${block_reasons}+" || block_reasons=""
block_reasons="${block_reasons}${subnet_reason}"
fi
local context_data=$(calculate_context_bonus "$ip")
IFS='|' read -r context_bonus context_reason <<< "$context_data"
if [ "$context_bonus" -gt 0 ]; then
score=$((score + context_bonus))
[ -n "$block_reasons" ] && block_reasons="${block_reasons}+" || block_reasons=""
block_reasons="${block_reasons}${context_reason}"
fi
[ $score -gt 100 ] && score=100
IP_DATA[$ip]="$score|$hits|$bot_type|$attacks|$ban_count|$rep_score"
# Store block reasons for CSF
if [ -n "$block_reasons" ]; then
echo "$block_reasons" > "$TEMP_DIR/block_reason_${ip//\./_}"
fi
# Log to reputation DB
flag_ip_attack "$ip" "BRUTEFORCE" 0 "FTP login failure" >/dev/null 2>&1 &
@@ -1643,6 +1741,11 @@ monitor_database_attacks() {
hits=$((hits + 1))
# Record timestamp and vector for intelligence
record_attack_timestamp "$ip"
record_attack_vector "$ip" "DATABASE"
track_subnet_attack "$ip"
# Add SQL_INJECTION to attacks
local is_new_attack=0
if [[ ! "$attacks" =~ SQL_INJECTION ]]; then
@@ -1656,10 +1759,54 @@ monitor_database_attacks() {
else
score=$((score + 12))
fi
# Apply advanced intelligence bonuses
local block_reasons=""
local velocity_data=$(calculate_attack_velocity "$ip")
IFS='|' read -r vel_count vel_bonus vel_reason <<< "$velocity_data"
[ "$vel_bonus" -gt 0 ] && score=$((score + vel_bonus)) && block_reasons="${vel_reason}"
local div_data=$(calculate_diversity_bonus "$ip")
IFS='|' read -r div_count div_bonus div_reason <<< "$div_data"
if [ "$div_bonus" -gt 0 ]; then
score=$((score + div_bonus))
[ -n "$block_reasons" ] && block_reasons="${block_reasons}+" || block_reasons=""
block_reasons="${block_reasons}${div_reason}"
fi
local pattern_data=$(detect_timing_pattern "$ip")
IFS='|' read -r pat_type pat_conf pat_bonus pat_reason <<< "$pattern_data"
if [ "$pat_bonus" -gt 0 ]; then
score=$((score + pat_bonus))
[ -n "$block_reasons" ] && block_reasons="${block_reasons}+" || block_reasons=""
block_reasons="${block_reasons}${pat_reason}"
fi
local subnet_data=$(calculate_subnet_bonus "$ip")
IFS='|' read -r subnet_count subnet_bonus subnet_reason <<< "$subnet_data"
if [ "$subnet_bonus" -gt 0 ]; then
score=$((score + subnet_bonus))
[ -n "$block_reasons" ] && block_reasons="${block_reasons}+" || block_reasons=""
block_reasons="${block_reasons}${subnet_reason}"
fi
local context_data=$(calculate_context_bonus "$ip")
IFS='|' read -r context_bonus context_reason <<< "$context_data"
if [ "$context_bonus" -gt 0 ]; then
score=$((score + context_bonus))
[ -n "$block_reasons" ] && block_reasons="${block_reasons}+" || block_reasons=""
block_reasons="${block_reasons}${context_reason}"
fi
[ $score -gt 100 ] && score=100
IP_DATA[$ip]="$score|$hits|$bot_type|$attacks|$ban_count|$rep_score"
# Store block reasons for CSF
if [ -n "$block_reasons" ]; then
echo "$block_reasons" > "$TEMP_DIR/block_reason_${ip//\./_}"
fi
# Log to reputation DB
flag_ip_attack "$ip" "SQL_INJECTION" 0 "MySQL authentication failure" >/dev/null 2>&1 &