PDF static analysis report

Static analysis result for SHA-256 6f3f06bde86ede80…

SUSPICIOUS

PDF

33.9 KB Created: 2021-06-20 22:42:07 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 5965d799b2b1c733b8ec2f97da4cea8a SHA-1: f45343881c75950ebdb5debde2587811e00f3860 SHA-256: 6f3f06bde86ede80f50a2cdf9f33546299b806426853bd614904cf3177c43a33
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs and a prominent external URI pointing to sites offering 'free game hacks' and 'free robux'. The ML classifier strongly flagged this PDF as malicious, and the presence of these lures suggests an attempt to trick users into downloading malware or visiting scam sites. No scripts were extracted, but the overall structure and content indicate a phishing or potentially unwanted software distribution attempt.

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/roblox-black-shirt-free-game-hack PDF link annotation
    • http://unifieo.br/images/rbxfree-com-free-robux_GM431946152.pdfIn PDF document text
    • http://unifieo.br/images/how-to-get-free-robux-without-verification-2021_GM431946152.pdfIn PDF document text
    • http://unifieo.br/images/spin-free-coin-master_GM406889139.pdfIn PDF document text
    • http://unifieo.br/images/free-robux-no-downloading-apps_GM431946152.pdfIn PDF document text
    • http://unifieo.br/images/how-do-i-hack-someones-roblox-account_GM431946152.pdfIn PDF document text
    • http://unifieo.br/images/coin-master-ad_GM406889139.pdfIn PDF document text
    • http://unifieo.br/images/roblox-free-boombox-island_GM431946152.pdfIn PDF document text
    • http://unifieo.br/images/free-robux-no-human-verification-or-survey-2021_GM431946152.pdfIn PDF document text
    • http://unifieo.br/images/get-free-cards-in-coin-master_GM406889139.pdfIn PDF document text
    • http://unifieo.br/images/minecraft-free-download-pc_GM479516143.pdfIn PDF document text
    • http://unifieo.br/images/how-to-get-minecoins-in-minecraft-for-free_GM479516143.pdfIn PDF document text
    • http://unifieo.br/images/coin-master-2021_GM406889139.pdfIn PDF document text
    • http://unifieo.br/images/roblox-free-robux-no-verification_GM431946152.pdfIn PDF document text
    • http://unifieo.br/images/robux-infinity-free_GM431946152.pdfIn PDF document text
    • http://unifieo.br/images/xray-cheats-for-roblox_GM431946152.pdfIn PDF document text
    • http://unifieo.br/images/minecraft-free-ios_GM479516143.pdfIn PDF document text
    • http://unifieo.br/images/treelands-roblox-free_GM431946152.pdfIn PDF document text
    • http://unifieo.br/images/noob-vs-pro-vs-hacker-vs-god-minecraft_GM479516143.pdfIn PDF document text
    • http://unifieo.br/images/minecraft-hack-mod_GM479516143.pdfIn PDF document text
    • http://unifieo.br/images/coin-master-mod-apk-2021_GM406889139.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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002d1a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2D1A 22448 bytes
SHA-256: a91c1939d07472a228bc79dc384888401b3d1ba7a5af8cf4f4a103ffd79f51e2
font_01_sfnt_off00005f2b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5F2B 19212 bytes
SHA-256: a588549bdd309746362ef4476c2e7c5ff7030aafb600c1ccb269a1bc5b145dc5

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