PDF static analysis report

Static analysis result for SHA-256 a40f10a41a97ccd8…

SUSPICIOUS

PDF

43.4 KB Created: 2021-05-19 06:31:46 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 42cb0626da7b414fe35bc203dc008b46 SHA-1: 153428d53663d7a8a2b9dea309906476aa446eef SHA-256: a40f10a41a97ccd8d2bb4790de00e79732f5a180efc7bd698687596ea3f09d2d
42 Risk Score

Malware Insights

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

The PDF document contains multiple embedded URLs and a prominent external URI pointing to a download page for 'tiktok-free-100-fans-game-hack'. The document body, though partially corrupted, also contains numerous links related to game hacks and free currency, suggesting a lure to download a secondary payload. The ML classifier also flagged this PDF as malicious.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9648

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/835599320/tiktok-free-100-fans-game-hack PDF link annotation
    • http://arthakranti.org/images/how-do-you-get-robux_GM431946152.pdfIn PDF document text
    • http://arthakranti.org/images/coin-master-hack-apk-2021-download_GM406889139.pdfIn PDF document text
    • http://arthakranti.org/images/free-coin-master-spins-no-verification_GM406889139.pdfIn PDF document text
    • http://arthakranti.org/images/free-unlimited-coins-for-coin-master_GM406889139.pdfIn PDF document text
    • http://arthakranti.org/images/earn-free-robux-on-roblox_GM431946152.pdfIn PDF document text
    • http://arthakranti.org/images/free-robux-no-human-verification-2021_GM431946152.pdfIn PDF document text
    • http://arthakranti.org/images/free-roblox-glasses_GM431946152.pdfIn PDF document text
    • http://arthakranti.org/images/roblox-skins-boy-free_GM431946152.pdfIn PDF document text
    • http://arthakranti.org/images/coin-master-hacks-for-gold-cards_GM406889139.pdfIn PDF document text
    • http://arthakranti.org/images/minecraft-realms-free-trial_GM479516143.pdfIn PDF document text
    • http://arthakranti.org/images/free-roblox-passwords_GM431946152.pdfIn PDF document text
    • http://arthakranti.org/images/free-spins-from-coin-master_GM406889139.pdfIn PDF document text
    • http://arthakranti.org/images/microsoft-store-robux_GM431946152.pdfIn PDF document text
    • http://arthakranti.org/images/op-rewards-robux_GM431946152.pdfIn PDF document text
    • http://arthakranti.org/images/coin-master-free-spins-link-2021-today_GM406889139.pdfIn PDF document text
    • http://arthakranti.org/images/free-spins-on-coin-master-hack_GM406889139.pdfIn PDF document text
    • http://arthakranti.org/images/free-robux-app-real_GM431946152.pdfIn PDF document text
    • http://arthakranti.org/images/free-robux-thumbnail_GM431946152.pdfIn PDF document text
    • http://arthakranti.org/images/minecraft-java-edition-free-download-for-android_GM479516143.pdfIn PDF document text
    • http://arthakranti.org/images/make-free-robux_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004623.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4623 24288 bytes
SHA-256: f1d1197e5bdf5d218f08cb9ca4ada5a18d20cb3de79ab68fe6656e729cde6c23
font_01_sfnt_off00007df4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7DF4 2896 bytes
SHA-256: c1a618813a64314343402b2ec738fc11c4c912460a4c7ae3029924d2f9a229cd
font_02_sfnt_off000087da.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x87DA 17964 bytes
SHA-256: e7a482a24d9f452661b64db3297f9bbc56043c50cd2609648fd1f06dfd5ad1ca

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