PDF static analysis report

Static analysis result for SHA-256 a1c77ff7111d3f8f…

SUSPICIOUS

PDF

39.9 KB Created: 2021-05-21 02:23:15 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: f2b6e19d13c396c73435aa0780f9777f SHA-1: ac650b5a88a9b7b1a42f4cc51f0b898d48be0b66 SHA-256: a1c77ff7111d3f8f752c78fca562f968133bd9b8af84527014c344d2edf8b526
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and visual cues suggesting a lure for free in-game currency or comments, a common social engineering tactic. The ML classifier also flagged this PDF as malicious. The presence of multiple links to similar 'free' offers indicates a likely scam or a phishing attempt to download further malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9476

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/835599320/free-tiktok-comments-game-hack PDF link annotation
    • http://elearning.mtsn2lamtim.sch.id/__statics/gudangsoal/files/free-robux-2021-no-human-verification_GM431946152.pdfIn PDF document text
    • http://elearning.mtsn2lamtim.sch.id/__statics/gudangsoal/files/coin-master-free-cards-link-2021_GM406889139.pdfIn PDF document text
    • http://elearning.mtsn2lamtim.sch.id/__statics/gudangsoal/files/coin-master-free-spins-and-coins-app-download_GM406889139.pdfIn PDF document text
    • http://elearning.mtsn2lamtim.sch.id/__statics/gudangsoal/files/how-to-get-free-robux-instantly_GM431946152.pdfIn PDF document text
    • http://elearning.mtsn2lamtim.sch.id/__statics/gudangsoal/files/coin-master-daily-free-spins-and-coins_GM406889139.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 8

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_002_off00003970.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3970 30884 bytes
SHA-256: 15efeb650ea7d5dc2d40466ea2f38ddf049cddb91dd7db691364bc322b3cadb2
font_01_sfnt_off00007ca2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7CA2 17716 bytes
SHA-256: be925199a27c2d273bbfb828ef38ce2fcf452edcc9d534dc6164d07d4183a457

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