106 lines
2.8 KiB
SQL
106 lines
2.8 KiB
SQL
-- tags: volume filesystem seldom extra
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SELECT
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file.path,
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file.size,
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file.btime,
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file.ctime,
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file.mtime,
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magic.data,
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hash.sha256,
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yara.*
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FROM
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file
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JOIN yara ON file.path = yara.path
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LEFT JOIN magic ON file.path = magic.path
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LEFT JOIN hash ON file.path = hash.path
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WHERE -- Only scan recent downloads
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file.path IN (
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SELECT
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path
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FROM
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file
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WHERE
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(
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file.path LIKE '/home/%/Downloads/%'
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OR file.path LIKE '/home/%/Downloads/%/%'
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OR file.path LIKE '/Users/%/Downloads/%'
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OR file.path LIKE '/Users/%/Downloads/%/%'
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OR file.path LIKE '/tmp/%'
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OR file.path LIKE '/var/tmp/%'
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)
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AND file.type = "regular"
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AND file.size > 2000
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AND file.size < 400000
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AND (
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file.btime > (strftime('%s', 'now') -43200)
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OR file.ctime > (strftime('%s', 'now') -43200)
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OR file.mtime > (strftime('%s', 'now') -43200)
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)
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)
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AND yara.sigrule = '
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rule multiple_browser_credentials : suspicious {
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strings:
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$c_library_keychains = "/Library/Keychains"
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$c_cookies_sqlite = "cookies.sqlite"
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$c_moz_cookies = "moz_cookies"
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$c_opera_gx = "OperaGX"
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$c_keychain_db = "login.keychain-db"
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$c_dscl_local = "dscl /Local/Default"
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$c_osascript = "osascript"
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$c_find_generic_password = "find-generic-password"
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$not_security = "PROGRAM:security"
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$not_verbose = "system_verbose"
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$not_kandji = "com.kandji.profile.mdmprofile"
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$not_xul = "XUL_APP_FILE"
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condition:
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3 of ($c_*) and none of ($not_*)
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}
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rule multiple_browser_credentials_2 {
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strings:
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$a_google_chrome = "Google/Chrome"
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$a_app_support = "Application Support"
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$a_app_support_slash = "Application\\ Support"
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$a_cookies_sqlite = "cookies.sqlite"
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$a_cookies = "Cookies"
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$a_places_sqlite = "places.sqlite"
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$a_moz_cookies = "moz_cookies"
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$a_firefox_profiles = "Firefox/Profiles"
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$a_opera_gx = "OperaGX"
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$a_form_history = "formhistory.sqlite"
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$a_chrome_local_state = "Chrome/Local State"
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$a_brave_software = "BraveSoftware"
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$a_opera = "Opera Software"
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$not_osquery = "OSQUERY_WORKER"
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$not_private = "/System/Library/PrivateFrameworks/"
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condition:
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3 of ($a_*) and none of ($not_*)
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}
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rule multiple_browser_refs : notable {
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strings:
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$d_config = ".config" fullword
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$d_app_support = "Application Support" fullword
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$h_http = "http" fullword
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$h_POST = "POST" fullword
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$z_zip = "zip" fullword
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$z_ZIP = "ZIP" fullword
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$z_ditto = "ditto" fullword
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$z_tar = "tar" fullword
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$b_Yandex = "Yandex"
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$b_Brave = "Brave"
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$b_Firefox = "Firefox"
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$b_Safari = "Safari"
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$b_Chrome = "Chrome"
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condition:
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any of ($d*) and any of ($h*) and any of ($z*) and 2 of ($b*)
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}
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'
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AND yara.count > 0
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AND file.path NOT LIKE "%.csv"
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AND file.filename != 'RIT_Wireless.dmg'
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