PDF static analysis report

Static analysis result for SHA-256 8e7087321d735c87…

SUSPICIOUS

PDF

33.1 KB Created: 2021-06-28 07:50:24 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: cef0321544040a512444ea2e52dd5264 SHA-1: 505e77024ed5df034b8dc579e1ce492597f6fc01 SHA-256: 8e7087321d735c87010a4bb4a2f2004767bbd98410db76134915f2e2aa6bdc8f
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous links to external websites, including one hosted on netcdn.co, that promise free in-game currency and hacks. The ML classifier flagged this PDF as malicious with high confidence. The document body and embedded URLs suggest a social engineering lure aimed at tricking users into visiting potentially malicious sites, likely to download further malware or engage in credential harvesting.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9824

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/how-to-get-hacker-out-of-account-roblox-game-hack PDF link annotation
    • http://library.fk.upnvj.ac.id/repository/how-to-get-free-robux-on-oprewards_GM431946152.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/how-to-get-free-robux-without-verification-or-surveys_GM431946152.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/hack-coin-master-game-download_GM406889139.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/how-to-get-robux-for-free-2021-without-human-verification_GM431946152.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/free-gift-card-ins-roblox_GM431946152.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/free-robux-750k_GM431946152.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/roblox-free-robux-download-2021_GM431946152.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/how-to-get-free-tix-in-roblox-high-school_GM431946152.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/how-to-get-free-robux-without-offers_GM431946152.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/coin-master-apk_GM406889139.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/free-robux-giveaway_GM431946152.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/cheat-engine-roblox-jailbreak-speed-hack_GM431946152.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/free-robux-real-2021_GM431946152.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/coin-master-daily-free-spins-blog_GM406889139.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/coin-master-free-spins-without-verification_GM406889139.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/robux-infini-cheat-engine_GM431946152.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/how-to-get-free-robux-on-phone_GM431946152.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/roblox-hack-blood-of-iron_GM431946152.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/free-modded-minecraft-server_GM479516143.pdfIn PDF document text
    • http://library.fk.upnvj.ac.id/repository/claim-roblox_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_off00002b66.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2B66 22112 bytes
SHA-256: 8066692ff39808a4f2ebe5852c9bb85cc73e0e7c670e70bc97016379f2651f8c
font_01_sfnt_off00005c63.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5C63 19064 bytes
SHA-256: f692d1f5e327dad7d08bbd78809f73c84e8dea631f59f03ea0dfa3fedd9b043c

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