PDF static analysis report

Static analysis result for SHA-256 2916a66bbf689d0b…

SUSPICIOUS

PDF

41.6 KB Created: 2021-04-25 15:38:58 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: ca7f3ec10509db3854d31d60e4b0cb9a SHA-1: 5f21ef655522acd324c1281d1f6db6d0d0903ea1 SHA-256: 2916a66bbf689d0bb59191b8726d33b5c3d952966d238f18666399711fb85b69
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a prominent link to a URL that offers a 'free Roblox exploit', suggesting a lure for downloading potentially malicious software. The document body, though heavily obfuscated, contains references to 'wkhtmltopdf' and a date, indicating it was likely generated programmatically. The presence of embedded URLs and the ML classifier's high confidence score strongly suggest malicious intent, likely to trick users into downloading malware disguised as a game exploit.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9941

Heuristics 3

  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL https://netcdn.xyz/app/431946152/free-roblox-exploit-level-7-olimpois-game-hack PDF link annotation
    • https://mismuh-kota-utara.sch.id/__statics/gudangsoal/files/free-robux-codes-get-robux.pdfIn PDF document text
    • https://mismuh-kota-utara.sch.id/__statics/gudangsoal/files/roblox-hack-fly-download.pdfIn PDF document text
    • https://mismuh-kota-utara.sch.id/__statics/gudangsoal/files/hack-dowloads-robux.pdfIn PDF document text
    • https://mismuh-kota-utara.sch.id/__statics/gudangsoal/files/are-free-roblox-exploit-safe.pdfIn PDF document text
    • https://mismuh-kota-utara.sch.id/__statics/gudangsoal/files/goo-gl-lmpoqu-free-robux.pdfIn PDF document text
    • https://mismuh-kota-utara.sch.id/__statics/gudangsoal/files/how-do-i-hack-roblox-to-give-me-robux.pdfIn PDF document text
    • https://mismuh-kota-utara.sch.id/__statics/gudangsoal/files/town-roblox-hack.pdfIn PDF document text
    • https://mismuh-kota-utara.sch.id/__statics/gudangsoal/files/how-to-make-your-own-roblox-shirt-for-free.pdfIn PDF document text
    • https://mismuh-kota-utara.sch.id/__statics/gudangsoal/files/how-to-get-free-items-on-roblox-no-pastebin.pdfIn PDF document text
    • https://mismuh-kota-utara.sch.id/__statics/gudangsoal/files/free-earn-robux.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 4

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004086.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4086 28016 bytes
SHA-256: 18d63196906fab5100bff63ff0c3e6f8f64effe4b0dfb8f40b2941785ceadc52
font_01_sfnt_off00007f70.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7F70 18776 bytes
SHA-256: 0373203cbeff602e6e08b9d4f8f178138f4849a24a7b1d08c7c91e76af1c8246

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