PDF static analysis report

Static analysis result for SHA-256 1ec9f7e5a99a2e32…

SUSPICIOUS

PDF

36.1 KB Created: 2021-07-05 14:50:05 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 6366e34330fb8c9ee336b8a9232c3e33 SHA-1: c3382937ea4ea45e7993500c03e446522b629f08 SHA-256: 1ec9f7e5a99a2e32f414549ea33d7226ad966fa80c5b0556203da88a0e742b23
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains numerous links to external websites, including one at http://netcdn.tw/app/406889139/coin-master-hack-to-get-free-spins-game-hack, which are likely intended to lead the user to download a malicious application. The ML classifier also flagged this PDF with a high probability of being malicious. The document body and embedded URLs suggest a lure for game-related hacks, a common social engineering tactic.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

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 http://netcdn.tw/app/406889139/coin-master-hack-to-get-free-spins-game-hack PDF link annotation
    • http://opac.acehresearch.org/repository/coin-master-apk-hack-2021_GM406889139.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/free-robux-no-verify_GM431946152.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/coin-master-app-free-download_GM406889139.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/roblox-emperor-hack_GM431946152.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/www-coin-master-hack-xyz_GM406889139.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/free-coin-master-account_GM406889139.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/robux-gratis_GM431946152.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/roblox-april-fools-hack_GM431946152.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/coin-master-computer-hack_GM406889139.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/coin-master-free-400-spin-link_GM406889139.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/roblox-hack-unlimited-robux-apk-download_GM431946152.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/coin-master-hack-with-lucky-patcher_GM406889139.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/coin-master-game-android-free-download_GM406889139.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/get-free-spins-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/free-online-minecraft-server_GM479516143.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/how-to-make-a-minecraft-server-for-free-java_GM479516143.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/is-minecraft-free-on-switch_GM479516143.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/how-to-make-a-roblox-group-for-free_GM431946152.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/roblox-game-shut-down-cheat-engine_GM431946152.pdfIn PDF document text
    • http://opac.acehresearch.org/repository/coin-master-free-spins-link-today_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_off000033d9.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x33D9 23976 bytes
SHA-256: cd65fe0f96eced3f0c207d8ea2024d35b7478b5ee70d47f1e2d03cc5cb4180ee
font_01_sfnt_off00006a70.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6A70 18344 bytes
SHA-256: fa0c6498e8cb3df25ce213dd730013f2a18bc0fb837afce4bed4a0fe00262337

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