PDF static analysis report

Static analysis result for SHA-256 790b16fd824ba4db…

SUSPICIOUS

PDF

42.2 KB Created: 2021-05-01 01:13:22 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: e3157ec4560a321dbfb29dcf93b713a3 SHA-1: 3bfd3c65fba387d7241ea80c4c63bcfd2251845b SHA-256: 790b16fd824ba4db9e2355a0d360dce59fd733a117619376f416c7f9afc245df
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and a document body that attempts to lure users with promises of free Roblox accounts and game hacks. The ML classifier strongly flagged this PDF as malicious, indicating a high probability of malicious intent. The presence of external URIs suggests the document is designed to redirect users to potentially harmful content or download further payloads.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9830

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/431946152/free-rare-roblox-accounts-game-hack PDF link annotation
    • https://www.malesse.com/ckfinder/userfiles/files/how-to-make-free-admin-game-roblox.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/roblox-apk-mod-unlimited-robux-free-download.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/https-wwwrobloxcom-games-202120216-galaxy-hacks.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/roblox-skywars-hack.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/hack-pacifico-2-roblox.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/how-to-get-robux-for-free-without-human-verication.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/hack-money-roblox-lumber-tycoon-2.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/roblox-how-to-get-free-hats.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/roblox-login-free-robux.pdfIn PDF document text
    • https://www.malesse.com/ckfinder/userfiles/files/hacking-my-roomates-roblox-account.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_off00003f1d.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3F1D 25372 bytes
SHA-256: 60038b72b39dffedb58618228779ad29c415642038fc64ee40a435941c4b2b9f
font_01_sfnt_off000078a9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x78A9 2844 bytes
SHA-256: baad2f3f6808f4af03fa9398e38c580c8d846f7f773a947d8cc1f39b2753d31a
font_02_sfnt_off0000826b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x826B 18420 bytes
SHA-256: 11514fcb41e3df657da8d294f5d1c66f1169eb806a5a43d658ed9792caf9cb17

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