PDF static analysis report

Static analysis result for SHA-256 920cdcc3d5a7e048…

SUSPICIOUS

PDF

47.5 KB Created: 2021-05-12 22:54:11 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: b6272d2acb6f51e6046bebc3a5e80bdb SHA-1: 15b34bdceb635f73a0c4fa0599fad50d86cd87aa SHA-256: 920cdcc3d5a7e048c075529475a30368656b3673c105ca18e5672a0cc77f6180
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and a heuristic firing for an external URI, suggesting it is designed to redirect users to download potentially malicious content. The document body and extracted URLs advertise 'free coins' for games, indicating a lure for users to click through and download a payload. The ML classifier also flagged this PDF as malicious.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9013

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-coins-facebook-game-hack PDF link annotation
    • http://www.ipsiagmarconi.it/images/free-robux-obby_GM431946152.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/coin-master-invite-friends-hack_GM406889139.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/roblox-download-pc-free_GM431946152.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/25-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/how-to-hack-coin-master-ios-no-jailbreak_GM406889139.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/roblox-promo-codes-free-robux_GM431946152.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/coin-master-hack-2021-link_GM406889139.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/free-robux-generator-without-human-verification_GM431946152.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/minecraft-hack-download_GM479516143.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/minecraft-ps4-code-free_GM479516143.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/free-robux-hack-us_GM431946152.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/free-robux-games_GM431946152.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/coin-master-free-coin-hack_GM406889139.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/roblox-fun-com-free-robux_GM431946152.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/free-daily-spins-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/how-to-hack-and-get-free-robux_GM431946152.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/coin-master-app-free-download_GM406889139.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/how-do-you-get-free-robux-without-doing-anything_GM431946152.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/coin-master-daily-free-spins-blogspot_GM406889139.pdfIn PDF document text
    • http://www.ipsiagmarconi.it/images/websites-that-give-you-free-robux_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004738.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4738 28712 bytes
SHA-256: a946d7f9018a0d20cc310ee0d9de6f85c730e833db613786d85d3e2075548851
font_01_sfnt_off000083a9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x83A9 8676 bytes
SHA-256: e06aca5f85e50ae6cefda302c5299c18ab6d27c174f74f0bb0ee8efa7ccb4468
font_02_sfnt_off00009833.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9833 18040 bytes
SHA-256: 84f206db0752fc1b1c3d9ee3ef2c899a5b2ff620242448cfed824ad49df6ef2c