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    "version": "v16.16",
    "thresholds": [
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    "analyzed_at": "2026-05-09T10:19:27Z"
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            "ylxqjqbcn"
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            "tdluhqtnmzr"
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            "qqifquaqdzvp"
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            "qqifquaqdzvp"
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            "vwkxlpc"
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          ],
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            7557,
            "yfbhn : "
          ]
        ],
        "sz": 7588,
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            "a": "T1505.003",
            "c": 0.8799999952316284,
            "d": "Regex component marker",
            "e": [
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            ],
            "i": "objectives/command-and-control/backdoor/webshell/exec::dangerous-php-function-cluster--rx-16",
            "l": 1,
            "m": "B0030"
          },
          {
            "a": "T1027",
            "c": 0.8999999761581421,
            "d": "Exactly one line exceeds 1000 chars",
            "e": [
              "text.lines_over_1000 = 1.00"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/structure::single-long-line-outlier",
            "l": 1,
            "m": "B0032"
          },
          {
            "a": "T1027",
            "c": 0.8500000238418579,
            "d": "High entropy strings (base64/gzinflate encoded)",
            "e": [
              "strings.avg_entropy = 4.76"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/identifiers::php-encoded-strings",
            "l": 4,
            "m": "B0032"
          },
          {
            "a": "T1505.003",
            "c": 0.8500000238418579,
            "d": "PHP request superglobal access",
            "e": [
              "$_POST"
            ],
            "i": "objectives/command-and-control/backdoor/webshell/upload::php-request-variadic-function-call",
            "l": 3,
            "m": "B0030"
          },
          {
            "c": 0.8999999761581421,
            "d": "Very long line",
            "e": [
              "text.max_line_length = 7226.00"
            ],
            "i": "metadata/file/text/metrics::single-long-line",
            "l": 1
          },
          {
            "a": "T1505.003",
            "c": 0.8600000143051147,
            "d": "Very long embedded string",
            "e": [
              "strings.max_length = 676.00"
            ],
            "i": "objectives/command-and-control/backdoor/webshell/stager::very-long-string",
            "l": 1
          },
          {
            "a": "T1505.003",
            "c": 0.8399999737739563,
            "d": "Near-zero whitespace script",
            "e": [
              "text.whitespace_ratio = 0.01"
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            "i": "objectives/command-and-control/backdoor/webshell/stager::near-zero-whitespace",
            "l": 1
          },
          {
            "a": "T1059",
            "c": 0.8500000238418579,
            "d": "HTTP POST parameter access ($_POST)",
            "e": [
              "$_POST"
            ],
            "i": "micro-behaviors/communications/http/request/params::post-dup",
            "l": 3
          },
          {
            "a": "T1059.006",
            "c": 0.75,
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            "e": [
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            "i": "micro-behaviors/process/interpreter/eval::eval-symbol",
            "l": 4,
            "m": "E1059"
          },
          {
            "a": "T1027",
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            "e": [
              "gzuncompress("
            ],
            "i": "objectives/anti-static/obfuscation/string/encoding::dense-gzip-decode",
            "l": 4,
            "m": "B0032"
          },
          {
            "a": "T1505.003",
            "d": "PHP open tag",
            "e": [
              "\u003c?php"
            ],
            "i": "objectives/command-and-control/backdoor/webshell/request::php-tag",
            "l": 1,
            "m": "B0030"
          },
          {
            "a": "T1505.003",
            "c": 0.9900000095367432,
            "d": "Decodes a large embedded payload (base64)",
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            ],
            "i": "objectives/command-and-control/backdoor/webshell/decoder::eval-base64-large-payload",
            "l": 4,
            "m": "B0030"
          },
          {
            "c": 0.800000011920929,
            "d": "Very short file (under 12 lines)",
            "e": [
              "text.total_lines = 9.00"
            ],
            "i": "metadata/file/text/metrics::file-under-12-lines",
            "l": 1
          },
          {
            "a": "T1027",
            "c": 0.800000011920929,
            "d": "High entropy strings (encoded/encrypted data)",
            "e": [
              "strings.avg_entropy = 4.76"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/strings::high-entropy-strings-dup",
            "l": 3,
            "m": "B0032"
          },
          {
            "a": "T1505.003",
            "c": 0.8999999761581421,
            "d": "PHP source imports base64_decode",
            "e": [
              "[base64_decode, eval, gzuncompress, imap_mail]"
            ],
            "i": "objectives/command-and-control/backdoor/webshell/stager::source-import-base64-decode",
            "l": 1
          },
          {
            "a": "T1505.003",
            "c": 0.949999988079071,
            "d": "Regex component marker",
            "e": [
              "eval(gzuncompress("
            ],
            "i": "objectives/command-and-control/backdoor/webshell/decoder::eval-decoder-chain--rx-2",
            "l": 1,
            "m": "B0030"
          },
          {
            "a": "T1505.003",
            "c": 0.4000000059604645,
            "d": "PHP $_POST parameter access",
            "e": [
              "$_POST["
            ],
            "i": "objectives/command-and-control/backdoor/webshell/request::php-post",
            "l": 1,
            "m": "B0030"
          },
          {
            "a": "T1027",
            "c": 0.8999999761581421,
            "d": "Dense base64_decode calls",
            "e": [
              "base64_decode"
            ],
            "i": "objectives/anti-static/obfuscation/string/encoding::dense-base64-decode",
            "l": 4,
            "m": "B0032"
          },
          {
            "a": "T1027",
            "c": 0.699999988079071,
            "d": "Very low whitespace ratio (minified/compressed)",
            "e": [
              "text.whitespace_ratio = 0.01"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/structure::low-whitespace",
            "l": 2,
            "m": "B0032"
          },
          {
            "a": "T1027",
            "c": 0.8999999761581421,
            "d": "PHP source contains very long line",
            "e": [
              "text.max_line_length = 7226.00"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/identifiers::php-single-long-line",
            "l": 4,
            "m": "B0032"
          },
          {
            "c": 0.699999988079071,
            "d": "AJAX request handler pattern",
            "e": [
              "$_POST['nrsf']",
              "$_POST['ylxqjqbcn']",
              "$_POST['qqifquaqdzvp']",
              "$_POST['tdluhqtnmzr']"
            ],
            "i": "objectives/command-and-control/backdoor/webshell/ui::ajax-handler",
            "l": 4,
            "m": "B0030"
          },
          {
            "a": "T1027",
            "c": 0.800000011920929,
            "d": "High overall text entropy (encoded",
            "e": [
              "text.char_entropy = 6.08"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/structure::high-text-entropy",
            "l": 2,
            "m": "B0032"
          },
          {
            "c": 0.6000000238418579,
            "d": "Very long base64 strings present",
            "e": [
              "eNpdUs1u00AQfpWNlYMdrDhO89dEOZTKolEpQYkBoRpZU+86u8TZtdZr1X6A3jhy4Q248gxUvAavwjhpgWQPO/+ab74ZkdottstN7XVeZkpRKeRnmJIFyUSyJbUqNWGg"
            ],
            "i": "objectives/anti-static/obfuscation/string/base64::long-base64-in-strings",
            "l": 3
          },
          {
            "a": "T1027",
            "c": 0.800000011920929,
            "d": "High entropy source string literals",
            "e": [
              "strings.avg_entropy = 4.76"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/source::high-entropy-strings",
            "l": 3,
            "m": "B0032"
          },
          {
            "a": "T1027",
            "c": 0.949999988079071,
            "d": "Multi-layer PHP obfuscation",
            "e": [
              "gzuncompress(",
              "base64_decode"
            ],
            "i": "objectives/anti-static/obfuscation/string/encoding::php-multi-layer-obfuscation",
            "l": 4,
            "m": "B0032"
          },
          {
            "a": "T1027",
            "c": 0.949999988079071,
            "d": "PHP webshell pattern detected",
            "e": [
              "text.max_line_length = 7226.00",
              "strings.avg_entropy = 4.76"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/identifiers::php-webshell-pattern",
            "l": 4,
            "m": "B0032"
          },
          {
            "a": "T1505.003",
            "c": 0.9700000286102295,
            "d": "PHP decoder eval webshell",
            "e": [
              "eval(gzuncompress(",
              "$_POST",
              "base64_decode('eNpdUs1u00AQfpWNlYMdrDhO89dEOZTKolEpQYkBoRpZU+86u8TZtdZr1X6A3jhy4Q248gxUvAavwjhpgWQPO/+ab74ZkdottstN7XVeZkpRKeRnm"
            ],
            "i": "objectives/command-and-control/backdoor/webshell/decoder::php-decoder-eval-webshell",
            "l": 5,
            "m": "B0030"
          },
          {
            "a": "T1505.003",
            "c": 0.9900000095367432,
            "d": "PHP backdoor: eval of base64 payload",
            "e": [
              "base64_decode('eNpdUs1u00AQfpWNlYMdrDhO89dEOZTKolEpQYkBoRpZU+86u8TZtdZr1X6A3jhy4Q248gxUvAavwjhpgWQPO/+ab74ZkdottstN7XVeZkpRKeRnm",
              "strings.avg_entropy = 4.76",
              "text.max_line_length = 7226.00"
            ],
            "i": "objectives/command-and-control/backdoor/webshell/obf-dispatch::php-eval-base64-backdoor",
            "l": 4,
            "m": "B0030"
          },
          {
            "c": 0.8999999761581421,
            "d": "PHP webshell which directly eval()s obfuscated string",
            "e": [
              "eval(gzuncompress(base64_decode",
              "\u003c?"
            ],
            "i": "third_party/SigBase/WEBSHELL/PHP/Gzinflated",
            "l": 5
          },
          {
            "c": 0.8999999761581421,
            "d": "PHP webshell using $a($code) for kind of eval with encoded blob to decode, e.g. b374k",
            "e": [
              "eval(",
              "\u003c?",
              "\u003c?php"
            ],
            "i": "third_party/SigBase/WEBSHELL/PHP/Dynamic/Big",
            "l": 5
          },
          {
            "c": 0.8999999761581421,
            "d": "PHP webshell using some kind of eval with encoded blob to decode, which is checked with YARAs math.entropy module",
            "e": [
              "\u003c?",
              "eval(g",
              "\u003c?php"
            ],
            "i": "third_party/SigBase/WEBSHELL/PHP/Encoded/Big",
            "l": 5
          },
          {
            "c": 0.8999999761581421,
            "d": "Known PHP Webshells which contain unique strings, lousy rule for low hanging fruits. Most are catched by other rules in here but maybe these catch different versions.",
            "e": [
              "\u003c?php eval(",
              "\u003c?"
            ],
            "i": "third_party/SigBase/WEBSHELL/PHP/By/String/Known/Webshell",
            "l": 5
          }
        ],
        "sha": "2747a178d2c9665dd571ad730a055894bf37d964f972654a7059cf8d75cecfab",
        "path": "Dimple.php",
        "type": "php"
      }
    ],
    "tv": "a9555"
  }
}