PDF static analysis report

Static analysis result for SHA-256 e5751bb66f77c764…

SUSPICIOUS

PDF

42.4 KB Created: 2021-04-29 22:32:45 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: b37a79cc2ef00701b37fcf13511b29ef SHA-1: 910452973ab1eaea89545cf1247ad5a03ab86eea SHA-256: e5751bb66f77c764ad63c04b70908806cbaca5a032ade5d136ffa638961c5132
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and a visual download button lure, strongly suggesting an attempt to trick the user into downloading a malicious payload. The ML classifier also flagged this PDF with high confidence. The document body and embedded URLs advertise free hacks for the game Roblox, a common lure for distributing malware.

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-aimbot-hacks-for-roblox-game-hack PDF link annotation
    • https://lib-stie.yai.ac.id/repository/roblox-free-model-roillercoaster.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/bugmenot-roblox-free-robux.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-get-free-online.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-prison-life-noclip-hack-2021.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/how-to-become-admin-on-roblox-with-cheat-engine.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-full-game-free-download.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/dragon-ball-z-roblox-training-hack.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/roblox-jailbreak-how-to-get-money-free-and-fast.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/free-robux-monte.pdfIn PDF document text
    • https://lib-stie.yai.ac.id/repository/who-hacked-ezrahandjacob-in-roblox.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 4

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_off000044cc.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x44CC 26672 bytes
SHA-256: eae47c3740d2095cda731fd908fd737c4ca01d5d7092df6490f2a6042b6c1761
font_01_sfnt_off000082c2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x82C2 18832 bytes
SHA-256: 2b63fdc7398f1b7a21dffd1e5aa431c0cd8d97b1d9fa7c180eed659e7bc608fb

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