Malicious PDF — malware analysis report

Static analysis result for SHA-256 11e73714d57bfeda…

MALICIOUS

PDF

50.0 KB Created: 2021-05-13 15:55:47 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)
MD5: 48375ee45d0c7d57d921ad26d500a81d SHA-1: c0b44fbabdc782adf9e411aca136efa7439b4924 SHA-256: 11e73714d57bfeda8b6f8774d56252ad010e0c58fdf3d7e2b31d3da00e481cb3
82 Risk Score

Malware Insights

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

This PDF document employs a fake CAPTCHA lure to deceive users into interacting with malicious links. The document body and extracted URLs suggest a scam related to in-game currency or hacks. The primary malicious URL identified is https://netcdn.xyz/app/406889139/free-spins-and-coins-coin-master-game-hack, which likely serves as a download or redirection point for further malicious activity.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9349

Heuristics 4

  • Fake CAPTCHA / human verification prompt high SE_FAKE_CAPTCHA
    Document displays a fake CAPTCHA or human-verification prompt — used to trick users into running commands or pressing keyboard shortcuts
  • 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/free-spins-and-coins-coin-master-game-hack
    • http://mansatupati.my.id/__statics/gudangsoal/files/robux-hack-tools_GM431946152.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/coin-master-hack-spin-generator-tool_GM406889139.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/free-robux-gift-card-generator_GM431946152.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/www-free-robux_GM431946152.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/free-robux-android_GM431946152.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/coin-master-free-cards-link-2021_GM406889139.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/hacked-roblox-accounts-list_GM431946152.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/free-coins-and-spins-for-coin-master_GM406889139.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/claim-robux_GM431946152.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/free-coin-master-spin-app_GM406889139.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/lastrick-com-coin-master-hack_GM406889139.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/coin-master-free-spin-generator-without-human-verification_GM406889139.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/coinmasterdailyfreespins-com_GM406889139.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/real-robux-codes_GM431946152.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/getrobux-come_GM431946152.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/coin-master-rewards-free-spins_GM406889139.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/how-to-hack-coin-master-pc_GM406889139.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/get-free-robux-today_GM431946152.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/coin-master-vip-hack_GM406889139.pdf
    • http://mansatupati.my.id/__statics/gudangsoal/files/best-minecraft-hacked-client-2021_GM479516143.pdf
    • http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004d6e.bin
50de993569fde5196da2b184e4d18fd74bb3416751f95c3a4d9b593b8c6343da		 decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4D6E 26252 bytes
font_01_sfnt_off000089d9.bin
2e68242c09bb2404c42e9ed6ab6af1989215a3ab29b1e28a2d7a8b3f0cb0db25		 pdf-font-stream PDF embedded font (sfnt) at offset 0x89D9 10076 bytes
font_02_sfnt_off0000a1d3.bin
d4954d2d00bde9f6a1061857a61d2c62c1ae360f44744af150ee923481526d51		 pdf-font-stream PDF embedded font (sfnt) at offset 0xA1D3 18060 bytes

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