PDF static analysis report

Static analysis result for SHA-256 e78712f0c298f52e…

SUSPICIOUS

PDF

35.2 KB Created: 2021-06-26 00:49:16 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 653509a813a19f9e60039dacdd3e9336 SHA-1: 99b77adda9174718ff9f7ff7a91e1abc7656dd5b SHA-256: e78712f0c298f52e262b137998bdd1670bce302a3c2ce4dd70f76409ed998151
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a prominent external URI pointing to resources related to game cheats and currency. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of it being used for phishing or malware distribution. The document body, though partially garbled, reinforces the theme of free game items, suggesting a lure to a malicious site.

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-roblox-computer-games-game-hack PDF link annotation
    • https://silvterie.com.br/images/ckfinder/files/blogspot-coin-master-free-spins_GM406889139.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/coin-master-coins_GM406889139.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/how-to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/how-to-get-free-robux-easy-on-phone_GM431946152.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/coin-master-free-spins-link-today-ios_GM406889139.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/coin-master-free-spins-link_GM406889139.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/how-do-you-hack-minecraft_GM479516143.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/coin-master-daily-bonus_GM406889139.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/free-roblox-clothes-boy_GM431946152.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/how-to-get-free-robux-in-2021_GM431946152.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/best-way-to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/how-to-get-free-spins-on-coin-master-android_GM406889139.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/roblox-robux-generator-no-human-verification_GM431946152.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/google-coin-master-free-spins_GM406889139.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/free-roblox-followers-generator-2021_GM431946152.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/free-robux-mobile_GM431946152.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/hacks-para-roblox-2021-robux_GM431946152.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/how-to-equip-the-free-item-in-roblox-deathrun_GM431946152.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/free-roblox-account-generator_GM431946152.pdfIn PDF document text
    • https://silvterie.com.br/images/ckfinder/files/how-to-free-robux-no-human-verification_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 7

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_off0000318c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x318C 22512 bytes
SHA-256: 9c5e721fa242d0e52d5135ab62ca15435ba4f2d5502e5bad25c53940d2689491
font_01_sfnt_off000063e4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x63E4 19332 bytes
SHA-256: 704eca7730074e2b2131b209dc11a10e4e76552dc7969f0ab7e54c143288eb02

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