PDF static analysis report

Static analysis result for SHA-256 093f9a183ed08e12…

SUSPICIOUS

PDF

44.0 KB Created: 2021-05-16 14:40:25 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: cb7f22e42c1bc8e0db95d3490dd15e3b SHA-1: 511cb3d14e9591ee8249a43486f4a44ee48af1c7 SHA-256: 093f9a183ed08e12ed444a21133823ac6e1216065c76007d3aa1b2c50f99cfc2
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs and a prominent link to a "Coin Master Free Spins Hack", suggesting a phishing or scam attempt. The ML classifier also flagged this PDF as malicious. While no scripts were explicitly extracted, the presence of external URIs and the document's content strongly indicate a social engineering tactic to drive users to potentially malicious websites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9648

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-free-spins-hack-link-game-hack PDF link annotation
    • http://bufbd.org/images/coin-master-free-spins-and-free-coins_GM406889139.pdfIn PDF document text
    • http://bufbd.org/images/roblox36com-free-robux_GM431946152.pdfIn PDF document text
    • http://bufbd.org/images/how-to-get-minecraft-for-free-2021_GM479516143.pdfIn PDF document text
    • http://bufbd.org/images/free-coin-master-spins-for-today_GM406889139.pdfIn PDF document text
    • http://bufbd.org/images/2021-coin-master-hack_GM406889139.pdfIn PDF document text
    • http://bufbd.org/images/coin-master-free-spins-coins_GM406889139.pdfIn PDF document text
    • http://bufbd.org/images/legit-coin-master-hack-october-2021_GM406889139.pdfIn PDF document text
    • http://bufbd.org/images/cool-minecraft-hacks_GM479516143.pdfIn PDF document text
    • http://bufbd.org/images/gain-robux_GM431946152.pdfIn PDF document text
    • http://bufbd.org/images/coin-master-free-spins-iphone_GM406889139.pdfIn PDF document text
    • http://bufbd.org/images/how-to-hack-to-get-robux_GM431946152.pdfIn PDF document text
    • http://bufbd.org/images/how-can-you-get-robux_GM431946152.pdfIn PDF document text
    • http://bufbd.org/images/coin-master-free-100-spin_GM406889139.pdfIn PDF document text
    • http://bufbd.org/images/free-robux-hack-no-human-verification_GM431946152.pdfIn PDF document text
    • http://bufbd.org/images/coin-master-free-spin-links-december-30-2021_GM406889139.pdfIn PDF document text
    • http://bufbd.org/images/hack-free-spin-coin-master_GM406889139.pdfIn PDF document text
    • http://bufbd.org/images/how-to-get-free-spins-on-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://bufbd.org/images/how-to-get-free-robux-instantly_GM431946152.pdfIn PDF document text
    • http://bufbd.org/images/coin-master-in-app-purchase-hack_GM406889139.pdfIn PDF document text
    • http://bufbd.org/images/free-minecraft-mods-for-pc_GM479516143.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off000049b2.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x49B2 24144 bytes
SHA-256: d4d13cca3c636c40fc2e8c576c668f27c747d467d744a61dfbe05cec16464bb9
font_01_sfnt_off0000803b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x803B 2840 bytes
SHA-256: 3fb127b764b9d10f5525bc4de5ec8316de704409ccb0cf21cff3ad8a30d11676
font_02_sfnt_off000089ed.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x89ED 18056 bytes
SHA-256: 5bc30252b20e252a4e4f12754ee6fd7a8bdc905346c0352a18cf9aa56584dd16

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