PDF static analysis report

Static analysis result for SHA-256 b95997088c98548c…

SUSPICIOUS

PDF

34.1 KB Created: 2021-06-30 10:03:20 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-17
MD5: a1fa907161182a5e9e7fbaa53f7d0988 SHA-1: 4d8515e6cb73a1bf141579e15cd94ceaa9112e69 SHA-256: b95997088c98548cba3dca49d19e5b28a31f51bb4da26913c13486ae2c940bb7
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The document contains a lure for free Robux, a popular online game currency, and includes an external URI pointing to a suspicious domain. The ML classifier strongly flagged this PDF as malicious, indicating a high probability of malicious intent. While no scripts were explicitly extracted, the presence of embedded URLs and the nature of the lure suggest it's designed to redirect users to a malicious site, likely for credential harvesting or malware distribution.

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/to-get-free-robux-on-roblox-game-hack PDF link annotation
    • http://lib.fisipumt.ac.id/repository/coin-master-free-spins-apk-2021_GM406889139.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/minecraft-images-free_GM479516143.pdfIn PDF document text
    • http://lib.fisipumt.ac.id//repository/blox-land-free-robux_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/roblox-free-online-game_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/knife-hack-for-assassin-roblox_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/how-do-you-get-free-robux-2021_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/roblox-free-gamepass-pastebin_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/coin-master-100-spin-slot_GM406889139.pdfIn PDF document text
    • http://lib.fisipumt.ac.id//repository/coin-master-spins_GM406889139.pdfIn PDF document text
    • http://lib.fisipumt.ac.id//repository/free-robux-sites-that-work_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id//repository/coin-master-15-free-spin-link-today_GM406889139.pdfIn PDF document text
    • http://lib.fisipumt.ac.id//repository/free-robux-codes_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/artmoney-roblox-money-hack_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/download-coin-master-hack-tool-v1-9_GM406889139.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/how-to-get-free-robux-2021_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/star-roblox-mad-city-hack_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/how-to-free-robux-2021_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id//repository/client-minecraft_GM479516143.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/free-skin-roblox-wiki_GM431946152.pdfIn PDF document text
    • http://lib.fisipumt.ac.id/repository/hack-roblox-mad-games_GM431946152.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_off00002f4e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2F4E 22244 bytes
SHA-256: 5393d32580a20a7aeb97dea70deac04ec4cb330d2f541eec3174485efd095f3a
font_01_sfnt_off00006083.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6083 18896 bytes
SHA-256: b2f2394ad4e337fe53f6bf43825645804da013123bdf952ba0aef493f26a4715

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