PDF static analysis report

Static analysis result for SHA-256 446e73d27aa86f2e…

SUSPICIOUS

PDF

35.3 KB Created: 2021-06-22 09:36:34 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 13345b7814a7fba2df21a65946320c49 SHA-1: 0c2346f3e8e32f0b2932e3f2f2522b3f14fa228e SHA-256: 446e73d27aa86f2ea1ab003e0bdd1f0ae23c11c6a2ca94cbf71013ebf27b1482
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains embedded URLs and a call-to-action phrase, suggesting a lure to download potentially malicious content. The ML classifier strongly flagged this PDF as malicious, and the presence of multiple URLs related to game hacks and in-game currency reinforces the phishing or scam attempt. The primary URL http://netcdn.co/app/431946152/free-t-shirts-roblox-to-look-like-a-pro-game-hack is likely the intended download destination.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

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 http://netcdn.co/app/431946152/free-t-shirts-roblox-to-look-like-a-pro-game-hack PDF link annotation
    • http://www.riverkennet.org/uploads/files/files/robux-best_GM431946152.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/minecraft-116-apk-download_GM479516143.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/how-to-get-free-coins-for-coin-master_GM406889139.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/coin-master-free-spins-hack-apk-download_GM406889139.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/coin-master-claim-free-spins_GM406889139.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/10-robux_GM431946152.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/free-robux-generator-2021_GM431946152.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/robux-hacks-2021_GM431946152.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/is-minecraft-java-free_GM479516143.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/coin-master-link_GM406889139.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/coin-master-hack-app_GM406889139.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/roblox-acc-hacken_GM431946152.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/coin-master-hack-pc-free_GM406889139.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/robux-free-c_GM431946152.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/play-minecraft-free-online-no-download_GM479516143.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/infinite-robux_GM431946152.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/roblox-avatar-free_GM431946152.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/websites-to-get-free-robux_GM431946152.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/free-spins-on-coin-master-game_GM406889139.pdfIn PDF document text
    • http://www.riverkennet.org/uploads/files/files/roblox-jailbreak-hack-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
font_00_sfnt_off00003216.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3216 22468 bytes
SHA-256: 1746065e45a0fbaf07daca51c9c722c67f5a4e4eb8f602485f90a83977a2d878
font_01_sfnt_off0000644a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x644A 19364 bytes
SHA-256: 521077cb7ccf95d79e7ea55e61f9be07b768f9b42c20847f97c05e81c85b9d26