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Editing: 20_known_hacks.conf

# both.conf
# Mitigation for a timthumb exploit described at http://seclists.org/fulldisclosure/2014/Jun/117
# Trac 7313
SecRule ARGS:src "(:?\$$|`).*(:?$|`)" \
    "chain,deny,log,auditlog,status:406,\
    msg:'ARGS:src contains shell special characters',id:'13055',\
    tag:'WEB_ATTACK/SHELL ACCESS',severity:'4',\
    t:none,t:htmlEntityDecode,t:urlDecode"
SecRule &ARGS:webshot "@gt 0"

# Stop requests to known hack scripts
SecRule REQUEST_URI "/plugins/system/infophp.php" \
    "log,deny,status:406,auditlog,id:13923,rev:1,severity:3,\
    msg:'Access to known hack script',\
    tag:'WEB_ATTACK/SHELL ACCESS'"

# Stop requests to a known DoS script
SecRule ARGS:action "(udp|tcp|syn|http)" "t:lowercase,log,deny,auditlog,\
    id:13924,deny,status:406,severity:3,msg:'Access to known hack script',\
    tag:'WEB_ATTACK/SHELL ACCESS',chain"
SecRule ARGS_NAMES "host" "t:lowercase,chain"
SecRule REQUEST_URI "online\.php" "t:lowercase"

# Stop requests to known shells
SecRule REQUEST_URI "/w[0-9][0-9]+w*\.php" \
    "log,deny,status:406,auditlog,id:13929,rev:1,severity:3,\
    msg:'known php shell',\
    tag:'WEB_ATTACK/SHELL ACCESS'"

SecRule REQUEST_URI "/sm[0-9]+rk[0-9]+\.php" \
    "log,deny,status:406,auditlog,id:13930,rev:1,severity:3,\
    msg:'known php shell',\
    tag:'WEB_ATTACK/SHELL ACCESS'"

# Blocks request to hacks in the bluestork admin template folder, a common Joomla hack payload
SecRule REQUEST_URI "administrator/templates/bluestork/((indx|stph|stcp|start|startphp)\.php|(run|f1)\.pl)" \
    "deny,log,auditlog,status:406,id:'13999',\
    t:none,t:lowercase,t:htmlEntityDecode,t:removeWhitespace,\
    msg:'Joomla Admin bluestork theme exploits',\
    tag:'WEB_ATTACK/SHELL EXPLOIT',severity:'4'"

# Stop requests to l_backuptoster.php
SecRule REQUEST_URI "/l_backuptoster.*\.php" \
    "log,deny,status:406,auditlog,id:13582,rev:1,severity:3,\
    msg:'l_backuptoster.php spam script',\
    tag:'WEB_ATTACK/SPAMBOT'"

# No posts to dvmessages\.php 
SecRule REQUEST_METHOD "POST" \
    "chain,deny,log,auditlog,status:406,\
    msg:'POST to dvmessages.php',id:'13068',\
    tag:'WEB_ATTACK/SHELL ACCESS',severity:'4'" 
SecRule REQUEST_URI "dvmessages\.php"

# No posts to known hack/mailer URIs
SecRule REQUEST_METHOD "POST" \
    "chain,deny,log,auditlog,status:406,id:'13069',severity:'4',\
    msg:'POST request to hack/mailer script',\
    tag:'WEB_ATTACK/SHELL ACCESS'"
SecRule REQUEST_URI "/(?:(?:components/com_content/(?:statistics[0-9A-Za-z_-]{4}|com_it|faccount)).*\.php)|(?:wp-content/mod_gogle/)"

# Block known behavior for interacting with a PHP shell
SecRule REQUEST_URI "/stph\.php\?.*(page|action\=(start|status))"\
    "deny,log,auditlog,status:406,id:'13998',severity:'4',\
    t:none,t:lowercase,t:htmlEntityDecode,t:removeWhitespace,\
    msg:'stph.php shell',\
    tag:'WEB_ATTACK/SHELL EXPLOIT'"

# Block POSTs to mod_frosty hacks
SecRule REQUEST_METHOD "POST" \
    "chain,deny,log,auditlog,status:406,id:'13996',severity:'4',\
    msg:'POST request to known hack',\
    tag:'WEB_ATTACK/SHELL ACCESS'"
SecRule REQUEST_URI "/mod_frosty/.*\.php" "t:lowercase,t:removeWhitespace"

# Block POSTs to xcloner shells. PHP scripts matching [a-z0-9]{6}\.php do not exist in the plugin
SecRule REQUEST_METHOD "POST" \
    "chain,deny,log,auditlog,status:406,\
    msg:'POST request to known hack',id:'13997',tag:'WEB_ATTACK/SHELL ACCESS',\
    severity:'4'"
SecRule REQUEST_URI "/(?:com_)?xcloner-backup-?and-?restore.*/[a-z0-9]{6}\.php$"

# Block xmlrpc calls with specific User-Agent
SecRule REQUEST_METHOD "POST" \
    "chain,deny,log,auditlog,status:406,\
    msg:'POST request to xmlrpc from bad User-Agent',id:'13995',tag:'WEB_ATTACK/XMLRPC',\
    severity:'4'"
SecRule REQUEST_URI "xmlrpc\.php" "chain"
SecRule HTTP_User-Agent "Mozilla\/4\.0 $compatible; Win32; WinHttp\.WinHttpRequest\.5$"

# Block requests to php hidden files
SecRule REQUEST_URI "\/\.[a-zA-Z0-9].+\.php" \
    "log,deny,status:406,auditlog,id:14203,rev:1,severity:3,\
    msg:'Blocking access to hidden php files'"

# Block requests to potential cryptolocker hacks
SecRule REQUEST_METHOD "POST" \
    "chain,log,deny,status:406,auditlog,id:14208,rev:1,severity:3,\
    msg:'Blocking acccess to potential cryptolocker activation'"
SecRule REQUEST_URI "\/skin\/error\.php"

# Block access to known botnet scripts
SecRule REQUEST_METHOD "POST" \
    "chain,log,deny,status:406,auditlog,id:14209,rev:1,severity:3,\
    msg:'Blocking acccess to known botnet scripts'"
SecRule REQUEST_URI "\/plugins\/index\.php\?cookie=1" "chain"
SecRule HTTP_USER-Agent "Mozilla\/5\.0 $compatible\; Googlebot\/2\.1\; \+http://www.google\.com\/bot\.html$"

# ded.conf

# Block access to known Fox* botnet scripts
SecRule REQUEST_URI "\/[a-z]{8}\.php\?Fox\=" \
    "log,deny,status:406,auditlog,id:14210,rev:1,severity:3,\
    msg:'Block access to known Fox botnet scripts'"

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