PDF static analysis report

Static analysis result for SHA-256 e943d928bd4a2a19…

SUSPICIOUS

PDF

40.6 KB Created: 2021-04-26 18:06:26 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 73039969b0996e656bba14252cecafbc SHA-1: 67fabd46ef8e16d022e303cbacbd4d61761fbaab SHA-256: e943d928bd4a2a193f97d4f10a96160f55e228656d3bc47201acc7e9feeda463
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs and a visual call-to-action button, all pointing towards websites offering game-related cheats and currency. The ML classifier strongly flagged this PDF as malicious, indicating a high probability of it being used for phishing or distributing further malware. The presence of multiple links suggests an attempt to direct the user to potentially malicious sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9941

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-2021-robux-game-hack PDF link annotation
    • https://lib-stie.yai.ac.id/repository/roblox-lumber-tycoon-2-money-hack-2021.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-vietnam-2021-aimbot-hack.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/free-robux-game-for-real.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/free-download-roblox-mac.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/how-to-get-free-stuff-on-roblox-inspect.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/free-roblox-oof-sound.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/hack-week-roblox.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/codes-to-get-free-robux-may.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-free-downlow.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/how-to-hack-into-other-peoples-account-on-roblox.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
stream_003_off00004128.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4128 26248 bytes
SHA-256: 1fd0936c20da8560f6b7d66de817b16db77232d0831f13cae5ae38884592cd39
font_01_sfnt_off00007c95.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7C95 18416 bytes
SHA-256: 24dd33113ad1920a4b79572916f2875f9d05bd64d95cc44e0cd438e20c1ad4df

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