PDF static analysis report

Static analysis result for SHA-256 efa935ef4975f2dc…

SUSPICIOUS

PDF

44.3 KB Created: 2021-06-11 08:46:48 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 143197ecbc668fa67cb15e154b71c6d4 SHA-1: c97e54201ec84002790f75391e6e045726d71679 SHA-256: efa935ef4975f2dc7e998c64fbaf6167792b389b0d1e62332b08c2627db4f57e
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a lure for free Robux, directing users to a suspicious URL. The ML classifier strongly flagged this PDF as malicious, and embedded links further support a phishing or scam attempt. Although no scripts were explicitly extracted, the PDF structure and external links suggest it's designed to redirect users to potentially malicious content or downloads.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9865

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.tw/app/431946152/best-way-to-get-free-robux-2021-game-hack PDF link annotation
    • https://scraperite.com/images/nuevo-hack-de-robux-2021-funcionando_GM431946152.pdfIn PDF document text
    • https://scraperite.com/images/free-robux-no-verification-2021_GM431946152.pdfIn PDF document text
    • https://scraperite.com/images/daily-coin-master-free-spin-link_GM406889139.pdfIn PDF document text
    • https://scraperite.com/images/hackear-coin-master-sin-verificacion_GM406889139.pdfIn PDF document text
    • https://scraperite.com/images/free-minecraft-account-reddit_GM479516143.pdfIn PDF document text
    • https://scraperite.com/images/free-spins-coin-master-november-2021_GM406889139.pdfIn PDF document text
    • https://scraperite.com/images/how-to-get-free-coins-in-coin-master_GM406889139.pdfIn PDF document text
    • https://scraperite.com/images/minecraft-bedrock-edition-hacks_GM479516143.pdfIn PDF document text
    • https://scraperite.com/images/pokemon-go-free-999_GM1094591345.pdfIn PDF document text
    • https://scraperite.com/images/minecraft-bedrock-edition-free-with-java_GM479516143.pdfIn PDF document text
    • https://scraperite.com/images/coin-master-free-spin-and-coins-links-2021_GM406889139.pdfIn PDF document text
    • https://scraperite.com/images/get-free-robux_GM431946152.pdfIn PDF document text
    • https://scraperite.com/images/latest-free-spin-coin-master-daily_GM406889139.pdfIn PDF document text
    • https://scraperite.com/images/coin-master-free-spins-link-download_GM406889139.pdfIn PDF document text
    • https://scraperite.com/images/free-robux-hack-installer_GM431946152.pdfIn PDF document text
    • https://scraperite.com/images/add-robux-us-roblox-hack_GM431946152.pdfIn PDF document text
    • https://scraperite.com/images/robux-com-free_GM431946152.pdfIn PDF document text
    • https://scraperite.com/images/how-to-hack-robux_GM431946152.pdfIn PDF document text
    • https://scraperite.com/images/roblox-login-hack_GM431946152.pdfIn PDF document text
    • https://scraperite.com/images/free-roblox-without-download_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_004_off00004f0a.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4F0A 24644 bytes
SHA-256: 44316f60e941075ace7e47abcd632426b9a92ba04bdcc17d490a86d36f3a755a
font_01_sfnt_off0000878c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x878C 19128 bytes
SHA-256: 861c9d28fae9559b95db7c6bf10959f14a1d4caf649181f9465f96a5639b9c62