{
  "ml": {
    "v": "4",
    "fs": [
      {
        "id": 0,
        "prob": 0.9999265670776367,
        "class": 2
      }
    ],
    "prob": 0.99992657,
    "class": 2,
    "models": [
      {
        "m": "az",
        "prob": 0.99545187,
        "class": 0
      },
      {
        "m": "az/scripts",
        "prob": 0.9995548,
        "class": 2
      },
      {
        "m": "az/php",
        "prob": 0.99992657,
        "class": 2
      }
    ],
    "version": "v16.16",
    "thresholds": [
      0.9961138,
      0.99909174
    ],
    "analyzed_at": "2026-05-08T22:17:39Z"
  },
  "path": "dc5.php",
  "raw": {
    "v": "4",
    "fs": [
      {
        "f": "O₂(As₂C₃)H₂(CrDb₂)Md₂Th",
        "k": {
          "source.imports[0]": "YiunIUY76bBhuhNYIO8",
          "source.imports[1]": "base64_decode",
          "source.imports[2]": "file",
          "source.imports[3]": "function_exists",
          "source.imports[4]": "gzinflate",
          "source.imports[5]": "halt_compiler",
          "source.imports[6]": "implode",
          "source.imports[7]": "sha1",
          "source.imports[8]": "substr",
          "source.imports[9]": "trim",
          "source.strings[0]": "Error: File Modified",
          "source.strings[1]": "YiunIUY76bBhuhNYIO8",
          "source.strings[2]": "ZsldkfhGYU87iyihdfsow",
          "source.strings[3]": "if(!function_exists(\"ZsldkfhGYU87iyihdfsow\")){function ZsldkfhGYU87iyihdfsow($a,$h){if($h==sha1($a)){return(gzinflate(base64_decode($a)));}else{echo(\"Error: File Modified\");}}}",
          "source.strings[4]": "xx.php",
          "source.has_imports": true,
          "source.functions[0]": "YiunIUY76bBhuhNYIO8",
          "source.functions[1]": "ZsldkfhGYU87iyihdfsow"
        },
        "x": 147,
        "id": 0,
        "is": [
          "file",
          "function_exists",
          "implode",
          "substr",
          "substr",
          "trim",
          "substr",
          "function_exists",
          "sha1",
          "gzinflate",
          "base64_decode",
          "gzinflate",
          "base64_decode",
          "YiunIUY76bBhuhNYIO8",
          "halt_compiler"
        ],
        "ms": {
          "file": {
            "size": 67104.0
          },
          "text": {
            "tab_count": 20.0,
            "digit_ratio": 0.17,
            "space_count": 276.0,
            "total_lines": 57.0,
            "char_entropy": 6.05,
            "mixed_indent": true,
            "unique_chars": 88.0,
            "import_density": 26.32,
            "lines_over_200": 1.0,
            "lines_over_500": 1.0,
            "string_density": 0.16,
            "avg_line_length": 1176.26,
            "lines_over_1000": 1.0,
            "max_line_length": 65372.0,
            "empty_line_ratio": 0.11,
            "last_line_length": 65372.0,
            "long_token_count": 1.0,
            "most_common_char": "n",
            "whitespace_ratio": 0.01,
            "most_common_ratio": 0.02,
            "identifier_density": 1.79,
            "line_length_stddev": 8578.55,
            "normalized_import_count": 1.99,
            "normalized_string_count": 1.19,
            "repeated_char_sequences": 3.0,
            "suspicious_comment_ratio": 0.69,
            "max_inline_whitespace_run": 2.0,
            "normalized_function_count": 0.26,
            "imports_to_functions_ratio": 7.5,
            "strings_to_functions_ratio": 4.5,
            "suspicious_identifier_ratio": 0.55,
            "normalized_unique_identifiers": 12.69,
            "identifiers_to_functions_ratio": 37.0
          },
          "imports": {
            "total": 15.0,
            "unique_modules": 10.0,
            "third_party_count": 15.0,
            "third_party_ratio": 1.0
          },
          "strings": {
            "total": 9.0,
            "avg_length": 14.89,
            "max_length": 21.0,
            "avg_entropy": 2.99,
            "total_bytes": 134.0,
            "entropy_stddev": 1.02
          },
          "comments": {
            "chars": 64801.0,
            "lines": 22.0,
            "total": 16.0,
            "xxx_count": 1.0,
            "to_code_ratio": 0.63,
            "base64_in_comments": 5.0,
            "high_entropy_comments": 6.0
          },
          "functions": {
            "total": 2.0,
            "length_stddev": 3.0,
            "avg_name_length": 20.0,
            "no_params_count": 2.0,
            "avg_length_lines": 10.0,
            "max_length_lines": 13.0,
            "min_length_lines": 7.0,
            "high_entropy_names": 2.0,
            "numeric_suffix_names": 1.0,
            "density_per_100_lines": 3.51,
            "code_in_functions_ratio": 0.35
          },
          "identifiers": {
            "total": 102.0,
            "avg_length": 20.74,
            "max_length": 235.0,
            "min_length": 1.0,
            "avg_entropy": 2.96,
            "reuse_ratio": 0.73,
            "unique_count": 74.0,
            "length_stddev": 32.91,
            "has_digit_ratio": 0.57,
            "sequential_names": 9.0,
            "base64_like_names": 32.0,
            "single_char_count": 8.0,
            "single_char_ratio": 0.11,
            "high_entropy_count": 31.0,
            "high_entropy_ratio": 0.42,
            "all_lowercase_ratio": 0.2,
            "all_uppercase_ratio": 0.03,
            "numeric_suffix_count": 11.0,
            "underscore_prefix_count": 1.0
          }
        },
        "ss": [
          [
            74,
            "xx.php"
          ],
          [
            75,
            "xx.php"
          ],
          [
            135,
            "YiunIUY76bBhuhNYIO8"
          ],
          [
            136,
            "YiunIUY76bBhuhNYIO8"
          ],
          [
            233,
            "\\n"
          ],
          [
            683,
            "ZsldkfhGYU87iyihdfsow"
          ],
          [
            684,
            "ZsldkfhGYU87iyihdfsow"
          ],
          [
            837,
            "Error: File Modified"
          ],
          [
            838,
            "Error: File Modified"
          ],
          [
            1731,
            "base64",
            "if(!function_exists(\"ZsldkfhGYU87iyihdfsow\")){function ZsldkfhGYU87iyihdfsow($a,$h){if($h==sha1($a)){return(gzinflate(base64_dec"
          ]
        ],
        "sz": 67104,
        "ts": [
          {
            "a": "T1027",
            "c": 0.8999999761581421,
            "d": "Regex component marker",
            "e": [
              "identifiers.avg_length = 20.74"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/identifiers::identifier-obfuscation-cond-0--inline-23810",
            "l": 1,
            "m": "B0032"
          },
          {
            "a": "T1505.003",
            "c": 0.949999988079071,
            "d": "Regex component marker",
            "e": [
              "eval(base64_decode("
            ],
            "i": "objectives/command-and-control/backdoor/webshell/decoder::eval-decoder-chain--rx-1",
            "l": 1,
            "m": "B0030"
          },
          {
            "a": "T1505.003",
            "c": 0.8399999737739563,
            "d": "Near-zero whitespace script",
            "e": [
              "text.whitespace_ratio = 0.01"
            ],
            "i": "objectives/command-and-control/backdoor/webshell/stager::near-zero-whitespace",
            "l": 1
          },
          {
            "c": 0.800000011920929,
            "d": "Sequential source identifier names",
            "e": [
              "identifiers.sequential_names = 9.00"
            ],
            "i": "metadata/file/text/profile::sequential-identifiers",
            "l": 2
          },
          {
            "a": "T1027",
            "c": 1.0,
            "d": "Comment-heavy source context",
            "e": [
              "comments.to_code_ratio = 0.63"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/strings::comment-heavy-source",
            "l": 1,
            "m": "B0032"
          },
          {
            "c": 0.8999999761581421,
            "d": "File has 30 or more lines",
            "e": [
              "text.total_lines = 57.00"
            ],
            "i": "metadata/file/text/metrics::file-has-30-plus-lines",
            "l": 1
          },
          {
            "c": 0.8999999761581421,
            "d": "Very long line",
            "e": [
              "text.max_line_length = 65372.00"
            ],
            "i": "metadata/file/text/metrics::single-long-line",
            "l": 1
          },
          {
            "c": 0.699999988079071,
            "d": "base64 encoding keyword",
            "e": [
              "base64"
            ],
            "i": "micro-behaviors/data/text/encoded::base64-token",
            "l": 3
          },
          {
            "a": "T1505.003",
            "c": 0.8999999761581421,
            "d": "PHP source imports base64_decode",
            "e": [
              "[YiunIUY76bBhuhNYIO8, base64_decode, file, function_exists, gzinflate, halt_compiler, implode, sha1, substr, trim]"
            ],
            "i": "objectives/command-and-control/backdoor/webshell/stager::source-import-base64-decode",
            "l": 1
          },
          {
            "a": "T1505.003",
            "d": "PHP open tag",
            "e": [
              "\u003c?php"
            ],
            "i": "objectives/command-and-control/backdoor/webshell/request::php-tag",
            "l": 1,
            "m": "B0030"
          },
          {
            "c": 0.8399999737739563,
            "d": "Regex component marker",
            "e": [
              "to the"
            ],
            "i": "micro-behaviors/data/text/llm/action::llm-send-action-cond-6--inline-11768",
            "l": 1
          },
          {
            "c": 0.699999988079071,
            "d": "SHA1 hash computation",
            "e": [
              "sha1"
            ],
            "i": "micro-behaviors/crypto/hash/digest::sha1-php",
            "l": 3,
            "m": "C0029"
          },
          {
            "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"
          },
          {
            "c": 0.20000000298023224,
            "d": "output keyword",
            "e": [
              "output"
            ],
            "i": "micro-behaviors/data/text/keywords/lexicon::output",
            "l": 1
          },
          {
            "a": "T1027",
            "c": 0.8999999761581421,
            "d": "Last line is over 1000 chars",
            "e": [
              "text.last_line_length = 65372.00"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/structure::last-line-over-1000",
            "l": 1,
            "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": "Many random-looking source identifier names",
            "e": [
              "identifiers.high_entropy_ratio = 0.42"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/identifiers::many-high-entropy-identifiers",
            "l": 2,
            "m": "B0032"
          },
          {
            "a": "T1027",
            "c": 0.8999999761581421,
            "d": "PHP source contains very long line",
            "e": [
              "text.max_line_length = 65372.00"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/identifiers::php-single-long-line",
            "l": 4,
            "m": "B0032"
          },
          {
            "a": "T1027",
            "c": 0.800000011920929,
            "d": "High overall text entropy (encoded",
            "e": [
              "text.char_entropy = 6.05"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/structure::high-text-entropy",
            "l": 2,
            "m": "B0032"
          },
          {
            "a": "T1027",
            "c": 0.8999999761581421,
            "d": "Single appended long line in source",
            "e": [
              "text.total_lines = 57.00",
              "text.last_line_length = 65372.00",
              "text.lines_over_1000 = 1.00"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/structure::appended-long-line",
            "l": 2,
            "m": "B0032"
          },
          {
            "a": "T1027",
            "c": 0.8999999761581421,
            "d": "Minified/compressed code (multiple indicators)",
            "e": [
              "identifiers.sequential_names = 9.00",
              "text.whitespace_ratio = 0.01"
            ],
            "i": "objectives/anti-static/obfuscation/code-metrics/structure::minified-code",
            "l": 2,
            "m": "B0032"
          },
          {
            "c": 0.8999999761581421,
            "d": "Encoded payload detected: base64",
            "e": [
              "if(!function_exists(\"ZsldkfhGYU87iyihdfs \u003cbase64\u003e"
            ],
            "i": "metadata/encoded-payload/base64",
            "l": 3
          },
          {
            "c": 0.8999999761581421,
            "d": "PHP webshell which directly eval()s obfuscated string",
            "e": [
              "eval(base64_decode(",
              "\u003c?",
              "\u003c?php"
            ],
            "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": [
              "\u003c?",
              "ase6",
              "eval(",
              "WebShell",
              "\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": [
              "eval(\n",
              "\u003c?php",
              "eval(b",
              "\u003c?"
            ],
            "i": "third_party/SigBase/WEBSHELL/PHP/Encoded/Big",
            "l": 5
          }
        ],
        "sha": "728083e7ccf250dd438078d7e720b32b1656da908423624979b58e2d646d7349",
        "path": "dc5.php",
        "type": "php"
      }
    ],
    "tv": "bef72"
  }
}