PDF static analysis report

Static analysis result for SHA-256 fb6f454c7bd0893a…

SUSPICIOUS

PDF

42.4 KB Created: 2021-05-17 09:09:43 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: e2839088f47293ff6084a310ffdd9d4e SHA-1: 306159144ad2b98202b067c294c9af727d2e4f93 SHA-256: fb6f454c7bd0893a4a53079058cf5e65329395e4f287c67f305f4e94c3949ec8
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs that promise free in-game currency or hacks, indicating a social engineering lure. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs further supports a malicious intent to redirect the user to potentially harmful content. Although no scripts were explicitly extracted, the document's structure and embedded links suggest it is designed to trick users into downloading a second-stage payload.

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/master-coin-free-link-game-hack PDF link annotation
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/how-to-change-your-username-in-roblox-for-free_GM431946152.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/free-robux-offers_GM431946152.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/minecraft-coins-free_GM479516143.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/coin-master-hack-without-verification-or-downloading-apps_GM406889139.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/how-to-hack-someone-on-roblox_GM431946152.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/free-robux-without-offers_GM431946152.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/coin-master-game-hack-app-download_GM406889139.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/robux-no-human-verification-2021_GM431946152.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/coin-master-free-spins-through-coin-pop_GM406889139.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/do-you-get-windows-10-minecraft-for-free-with-java_GM479516143.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/free-robux-promo-codes-2021_GM431946152.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/how-do-you-install-minecraft-for-free_GM479516143.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/coin-master-hack-version-2021_GM406889139.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/coin-master-2021-free-spins_GM406889139.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/roblox-bux-free_GM431946152.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/free-robux-quiz_GM431946152.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/free-robux-survey_GM431946152.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/how-to-download-minecraft-java-edition-for-free_GM479516143.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/free-robux-generator-codes_GM431946152.pdfIn PDF document text
    • https://pelatihsenamjogja.com/ckfinder/userfiles/files/roblox-report-hacker_GM431946152.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_003_off00004a5d.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4A5D 25576 bytes
SHA-256: 271a0e72c676182afda414bc3c863a1643072bbb240bacd343b3c1c946c6c463
font_01_sfnt_off000084b8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x84B8 17880 bytes
SHA-256: f325bc51a5f33ec2ea6c889aa635c0e4104002a1859551a05fb0fcec2a10294b

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