PDF static analysis report

Static analysis result for SHA-256 b25387e81274c343…

SUSPICIOUS

PDF

43.1 KB Created: 2021-05-16 10:30:09 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 761d367f77b15f57d61d8d95670d3d83 SHA-1: 8c64afbd0baa0b69562fdbd21bd69d1d2bdf8e9e SHA-256: b25387e81274c343f4c2605782adc799a795b9e3cc7c771f7fc0f12de9154111
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and text promoting a "Coin Master Spins Hack 2021", suggesting a social engineering lure to trick users into downloading a payload. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs further supports a suspicious nature. No scripts were extracted, but the document's content and heuristics indicate a phishing or malware distribution attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9971

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/406889139/coin-master-spins-hack-2021-game-hack PDF link annotation
    • https://zszolesno.pl/images/coin-master-for-pc-free-download_GM406889139.pdfIn PDF document text
    • https://zszolesno.pl/images/coin-master-free-spins-and-coins-2021_GM406889139.pdfIn PDF document text
    • https://zszolesno.pl/images/spins-gratis-coin-master-hoy_GM406889139.pdfIn PDF document text
    • https://zszolesno.pl/images/free-group-roblox_GM431946152.pdfIn PDF document text
    • https://zszolesno.pl/images/free-robux-only-username-no-human-verification_GM431946152.pdfIn PDF document text
    • https://zszolesno.pl/images/free-coins-on-coin-master_GM406889139.pdfIn PDF document text
    • https://zszolesno.pl/images/mcmaster-club-coin-master-hack_GM406889139.pdfIn PDF document text
    • https://zszolesno.pl/images/coin-master-free-spins-moonactive_GM406889139.pdfIn PDF document text
    • https://zszolesno.pl/images/robux-hack-no-verification_GM431946152.pdfIn PDF document text
    • https://zszolesno.pl/images/free-account-roblox-with-robux_GM431946152.pdfIn PDF document text
    • https://zszolesno.pl/images/coin-master-mod-free-download_GM406889139.pdfIn PDF document text
    • https://zszolesno.pl/images/hacker-minecraft-song_GM479516143.pdfIn PDF document text
    • https://zszolesno.pl/images/real-robux-codes_GM431946152.pdfIn PDF document text
    • https://zszolesno.pl/images/free-robux-on-phone_GM431946152.pdfIn PDF document text
    • https://zszolesno.pl/images/free-robux-instantly_GM431946152.pdfIn PDF document text
    • https://zszolesno.pl/images/coin-master-fan-page_GM406889139.pdfIn PDF document text
    • https://zszolesno.pl/images/minecraft-pocket-edition-hack_GM479516143.pdfIn PDF document text
    • https://zszolesno.pl/images/free-robux-exe_GM431946152.pdfIn PDF document text
    • https://zszolesno.pl/images/roblox-rewards-site_GM431946152.pdfIn PDF document text
    • https://zszolesno.pl/images/robux-link_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off000048fc.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x48FC 25984 bytes
SHA-256: 5ba2dc1d35f880a33ec3cdfda508c5bad01fb174593d5f820b5f73a1fa0bfc33
font_01_sfnt_off000085dc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x85DC 18296 bytes
SHA-256: eaa60ab3b9dbdc46d7aef4d77b4227c1d0aeb4180c3635ae77be6ae4ebf58c24