PDF static analysis report

Static analysis result for SHA-256 ae9d79851f545fc6…

SUSPICIOUS

PDF

43.1 KB Created: 2021-05-11 08:08:01 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 2115e3ef465b68ea66c26c6ec6993aee SHA-1: 10944618d4fde4863fe9b3de96f0db82ebeb5c5e SHA-256: ae9d79851f545fc6b8e78f14e207c6deb99fd8da73f7a8dac522729677c4281f
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and text that lure users into clicking links related to free in-game items for popular mobile games like Coin Master and Roblox. The ML classifier strongly flagged this PDF as malicious, and the presence of multiple external URLs suggests a phishing or credential harvesting attempt. Although no scripts were explicitly extracted, the PDF structure and embedded URLs indicate a likely attempt to redirect users to malicious sites, potentially for malware download or phishing.

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-free-gold-cards-link-2021ee-spins-game-hack PDF link annotation
    • http://vavafashions.com/uploaded_files/userfiles/files/robux-only_GM431946152.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/free-spin-in-coin-master_GM406889139.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/free-minecraft-server-maker_GM479516143.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/how-to-hack-a-roblox-account-2021_GM431946152.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/100-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/minecraft-114-4-download_GM479516143.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/how-to-hack-coin-master-cheat-engine_GM406889139.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/roblox-games-com-free_GM431946152.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/roblox-bux-free_GM431946152.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/how-to-hack-robux_GM431946152.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/how-to-get-free-robux-without-doing-anything-2021_GM431946152.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/free-robux-no-human-verification-or-survey-2021_GM431946152.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/roblox-play-as-guest-free_GM431946152.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/how-to-get-free-robux-gift-cards_GM431946152.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/free-2021-robux_GM431946152.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/roblox-prison-life-hack_GM431946152.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/free-robux-instantly_GM431946152.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/toolbox-for-minecraft-windows-10_GM479516143.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/free-robux-obby-2021_GM431946152.pdfIn PDF document text
    • http://vavafashions.com/uploaded_files/userfiles/files/minecraft-pe-apk-free-download_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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004c42.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4C42 24608 bytes
SHA-256: e76ff5b3795785c3851b9e46ba5e417a2e18fe4fe4e3d1ebd91cbcfa85aad48f
font_01_sfnt_off000084df.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x84DF 18704 bytes
SHA-256: f217188fa6de56430050db09e90b84fdd9e70e551a4c5ae968f6563144bdfb18

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