PDF static analysis report

Static analysis result for SHA-256 37b321078128e413…

SUSPICIOUS

PDF

43.6 KB Created: 2021-05-15 03:33:01 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 2706fcf1963200d66ca9c081f70da063 SHA-1: 127bedbe8be5d66cb8b6c5e430a3223ec37f49ae SHA-256: 37b321078128e413105d17378f5691ed82ba4ad1b729bc20e6cb9882b73ace4d
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains multiple embedded URLs and a heuristic firing for an external URI, all pointing to sites offering game hacks and "free Robux." The document body, though heavily obfuscated, contains references to "Robux For Offers" and the primary malicious URL. The presence of these links suggests the document is designed to trick users into downloading further malicious content or visiting phishing sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9969

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/431946152/robux-for-offers-game-hack PDF link annotation
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/coin-master-unlimited-spin-apk-free-download_GM406889139.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/how-to-earn-free-stars-on-coin-master_GM406889139.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/free-robux-rewards_GM431946152.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/free-robux-codes-2021-not-used_GM431946152.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/robloxbux-us-generator_GM431946152.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/google-how-do-you-get-robux_GM431946152.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/robuxglobalcom-no-verification_GM431946152.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/how-to-hack-peoples-roblox-accounts_GM431946152.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/coin-master-hack-version-ios_GM406889139.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/roblox-redeem_GM431946152.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/free-robux-no-human-verification-or-survey-or-download-2021_GM431946152.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/free-download-coin-master_GM406889139.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/coin-master-hack-tool-india_GM406889139.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/roblox-free-robux-com_GM431946152.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/114-4-hacks_GM479516143.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/how-to-download-minecraft-for-free_GM479516143.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/how-to-hack-coin-master-ios-jailbreak_GM406889139.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/coin-master-free-spins--spins_GM406889139.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/free-shirt-templates-roblox_GM431946152.pdfIn PDF document text
    • http://www.5oceansoman.com/uploaded_files/userfiles/files/free-spins-coin-master-2021_GM406889139.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_003_off00004a26.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4A26 27924 bytes
SHA-256: f0a2d2b1933f86600859d3c130427baa2eb1320d4a562bf6fb0fabd6795258b9
font_01_sfnt_off000088e2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x88E2 18012 bytes
SHA-256: 278bb2adf081b3d64a56d83d4f350a46dc6f9587b97b13dd55da789f3c3fc8ad