PDF static analysis report

Static analysis result for SHA-256 d090fb4fff3926e5…

SUSPICIOUS

PDF

48.3 KB Created: 2021-06-07 08:28:43 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 3b56c49f6340e1458f38446b6617a2eb SHA-1: 13ab8013e4e9f11cb838d89c4afbe407388e3755 SHA-256: d090fb4fff3926e5c7e7d4748de80779a9628ef7802a3a4d545b13c8dad2c083
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs, including one pointing to 'roblox-promo-codes-for-free-robux-game-hack', suggesting a lure for game-related cheats or exploits. The ML classifier also flagged this PDF as malicious. While no scripts were explicitly extracted, the presence of external URIs and the document's theme indicate a phishing or malware distribution attempt, likely delivered as a spearphishing attachment.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9796

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.tw/app/431946152/roblox-promo-codes-for-free-robux-game-hack PDF link annotation
    • http://perpus.polbitrada.ac.id/repository/coin-master-offline-hack_GM406889139.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/free-minecraft-skin-creator_GM479516143.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/coin-master-free-spins-no-survey_GM406889139.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/coin-master-hack-2021-android_GM406889139.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/coin-master-free-2021-spin-link_GM406889139.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/how-to-get-minecraft-for-free-on-laptop_GM479516143.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/free-roblox-hair-girl_GM431946152.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/free-spins-for-coin-master-app_GM406889139.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/promo-codes-to-get-free-robux_GM431946152.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/codes-to-get-free-robux_GM431946152.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/free-daily-coin-master-coins_GM406889139.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/minecraft-java-free-trial_GM479516143.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/free-robux-without-human-verification_GM431946152.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/how-to-hack-people-in-roblox_GM431946152.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/free-robux-codes-2021_GM431946152.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/play-full-version-of-minecraft-for-free-no-download_GM479516143.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/haktuts-coin-master-free-daily-spins_GM406889139.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/coinmaster-rewards_GM406889139.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/roblox-robux-generator-no-human-verification_GM431946152.pdfIn PDF document text
    • http://perpus.polbitrada.ac.id/repository/my-minecraft-account-was-hacked_GM479516143.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_004_off00005314.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x5314 26224 bytes
SHA-256: 6eb2fc12ee4413b2ea374d83854c37b7c5338c78a437716e854e263ea4c4e8f7
font_01_sfnt_off00008f3c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8F3C 2840 bytes
SHA-256: 3fb127b764b9d10f5525bc4de5ec8316de704409ccb0cf21cff3ad8a30d11676
font_02_sfnt_off000098ee.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x98EE 18676 bytes
SHA-256: 3ed324e585500d41944ebd93500991c566830021fec9c5a8323b790459c3443f

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