PDF static analysis report

Static analysis result for SHA-256 821a75869cd95481…

SUSPICIOUS

PDF

35.9 KB Created: 2021-07-02 05:04:03 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: d1250c89956d772c62631ce67c7b11d6 SHA-1: b0a8be9a711ca1354ab6b3fee745b2351b4dc55d SHA-256: 821a75869cd954814752e614a65580ca83074167f2558fa58d80a0649dc391bd
42 Risk Score

Malware Insights

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

The document contains multiple embedded URLs and references to game hacks, strongly suggesting a lure to download malicious content. The ML classifier also flagged this PDF as malicious with high confidence. The primary attack pattern involves tricking the user into clicking links that likely lead to malware downloads.

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/hack-roblox-btools-game-hack PDF link annotation
    • http://anisio.eti.br/ckfinder/userfiles/files/how-do-you-get-free-roblox-money_GM431946152.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/coin-master-spin-link-today-free_GM406889139.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/80-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/free-robux-pin-codes-2021_GM431946152.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/hack-free-robux-no-human-notification_GM431946152.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/how-to-get-free-hats-on-roblox-2021_GM431946152.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/coin-master-strategy_GM406889139.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/get-coin-master-spins-free_GM406889139.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/coin-master-free-cards-hack_GM406889139.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/without-pokemon-go-free-account-2021_GM1094591345.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/minecraft-pe-texture-packs-free-download_GM479516143.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/roblox-royale-high-school-diamond-hack-no-human-verification_GM431946152.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/free-btools-in-roblox_GM431946152.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/how-to-hack-peoples-roblox-accounts_GM431946152.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/coin-master-daily-gift-free-spins-and-coins-link_GM406889139.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/coin-master-free-spins--spins_GM406889139.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/coin-master-15-free-spin-link-of-last-5-days_GM406889139.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/free-robux-ad_GM431946152.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/game-hunters-coin-master-free-spins_GM406889139.pdfIn PDF document text
    • http://anisio.eti.br/ckfinder/userfiles/files/free-robux-giveaway_GM431946152.pdfIn PDF document text
    • https://www.roblox.com/my/tasksIn 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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000034f4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x34F4 22812 bytes
SHA-256: 7b962fe4d51d41918377f62dada82f43a1781f7534c74a99a0e4af55a5157ce1
font_01_sfnt_off00006815.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6815 18760 bytes
SHA-256: 7c374d413bdd9d9f8f95919136aec9132228e5690787bf7f7fc41cf6c40e47c6

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