PDF static analysis report

Static analysis result for SHA-256 580d6187ba89294d…

SUSPICIOUS

PDF

42.2 KB Created: 2021-05-14 04:18:37 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 09c7b178c3a02e9736155f1b7b9d0893 SHA-1: c921908c333a6fa373aa18565e668e2bb44ed35d SHA-256: 580d6187ba89294de41f5d1f9ee43c2c19ce018ac311089387e85058c8fe8ad8
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a heuristic firing for PDF_URI, indicating it attempts to redirect the user to external resources. The ML classifier also flagged this PDF as malicious with high confidence. The presence of a download button lure and the nature of the URLs suggest a phishing or malware distribution attempt, likely related to game cheats or in-game currency.

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/431946152/www-robux-game-hack PDF link annotation
    • http://e-mailservis.cz/images/free-roblox-groups_GM431946152.pdfIn PDF document text
    • http://e-mailservis.cz/images/minecraft-free-download-windows_GM479516143.pdfIn PDF document text
    • http://e-mailservis.cz/images/hack-coin-master-spin-android_GM406889139.pdfIn PDF document text
    • http://e-mailservis.cz/images/coin-master-hack-pc-cheat-engine_GM406889139.pdfIn PDF document text
    • http://e-mailservis.cz/images/free-minecraft-mods-for-pc_GM479516143.pdfIn PDF document text
    • http://e-mailservis.cz/images/unlimited-robux_GM431946152.pdfIn PDF document text
    • http://e-mailservis.cz/images/roblox-bloxburg-free-money_GM431946152.pdfIn PDF document text
    • http://e-mailservis.cz/images/how-to-get-free-robux-gift-cards_GM431946152.pdfIn PDF document text
    • http://e-mailservis.cz/images/mcpe-com_GM479516143.pdfIn PDF document text
    • http://e-mailservis.cz/images/coin-master-hacks-2021_GM406889139.pdfIn PDF document text
    • http://e-mailservis.cz/images/coin-master-free-spins-hack-ios_GM406889139.pdfIn PDF document text
    • http://e-mailservis.cz/images/free-roblox-dominus_GM431946152.pdfIn PDF document text
    • http://e-mailservis.cz/images/coin-master-hack-tool-download_GM406889139.pdfIn PDF document text
    • http://e-mailservis.cz/images/free-robux-no-verification-at-all_GM431946152.pdfIn PDF document text
    • http://e-mailservis.cz/images/free-spin-hack-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://e-mailservis.cz/images/cute-free-roblox-outfits_GM431946152.pdfIn PDF document text
    • http://e-mailservis.cz/images/40-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://e-mailservis.cz/images/coin-master-free-spins-link-whatsapp-group_GM406889139.pdfIn PDF document text
    • http://e-mailservis.cz/images/free-robux-games_GM431946152.pdfIn PDF document text
    • http://e-mailservis.cz/images/free-daily-coin-master-coins_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
font_00_sfnt_off000049cb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x49CB 24900 bytes
SHA-256: c573521bcb2001bf57ae5733cb8ed6edc44fcd0d29985fa13150a5887bfd9d64
font_01_sfnt_off0000826f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x826F 18212 bytes
SHA-256: bcccb1e001e2f5e7ef72a5433eb4dc11bdbc574927e5f5e748e53d7576d93cee