PDF static analysis report

Static analysis result for SHA-256 1b634a7d1f4e0bad…

SUSPICIOUS

PDF

34.8 KB Created: 2021-06-20 01:38:59 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 9c35cb66c5252d059857502aed703c8c SHA-1: 4fe9dbf685a01ce2bfaf77f3d488a1a29c9ab317 SHA-256: 1b634a7d1f4e0bad9aa8ed12003a7c71804aa589da187183b80855b0efa186cc
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The PDF document contains multiple embedded URLs and a prominent external URI pointing to a download for a 'Free Robux Simulator'. The ML classifier strongly flagged this PDF as malicious, indicating a high probability of it being a malicious lure. The document body and heuristics suggest a social engineering tactic to trick users into downloading and executing a potentially harmful application.

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/free-robux-simulator-game-hack PDF link annotation
    • http://pustaka.industri.ft.unand.ac.id/repository/free-robux-giftcard-may-2021_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/free-robux-codes-no-verification_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/free-robux-cards-that-have-not-been-used_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/free-robux-codes_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/free-robux-no-scam_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/minecraft-free-no-download_GM479516143.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/youtube-free-robux-legit_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/how-to-get-free-admin-commands-on-roblox-for-kids_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/free-robux-no-verification-needed_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/veorra-set-free-roblox-id_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/rblx-city-free-robux_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/roblox-promocode-hack-script_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/hacker-egg-2021-roblox_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/free-rthro-packages-roblox_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/roblox-free-robux_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/games-that-give-you-free-robux_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/free-spins-for-coin-master-game_GM406889139.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/roblox-jailbreak-2021-hack_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/roblox-hacker-march-18th-2021_GM431946152.pdfIn PDF document text
    • http://pustaka.industri.ft.unand.ac.id/repository/how-to-get-free-robux-easy_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_off00003066.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3066 22488 bytes
SHA-256: ba05900e07b7293d4e0efc83fa9a1abe5fd746a929f6d054ff9e4a3b4252b573
font_01_sfnt_off0000628d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x628D 19276 bytes
SHA-256: d95566a5489cac9bf0bed4abe886dd742381381bccf0c27c540c773eabb3dfd6

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