PDF static analysis report

Static analysis result for SHA-256 50d80dd3c4df70dd…

SUSPICIOUS

PDF

46.6 KB Created: 2021-06-08 23:13:46 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 88610b3e53ede3f07a73309fa11cae71 SHA-1: 199ce94a217bf391a2df5c6ea9051b823915b1d8 SHA-256: 50d80dd3c4df70dd2944949d402b489afbb785694a527a14bab659bd979ad008
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious File

The PDF document contains embedded URLs and a visual download button lure, suggesting it is designed to trick users into downloading malicious content. The ML classifier strongly flagged this PDF as malicious, and the presence of URLs like 'https://netcdn.tw/app/431946152/roblox-hack-2021-december-game-hack' indicates a likely attempt to distribute malware disguised as game cheats.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9832

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-hack-2021-december-game-hack PDF link annotation
    • http://library.sdkmaterdei.sch.id/repository/hot-to-get-free-robux_GM431946152.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/bloxburd-free-robux_GM431946152.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/free-spins-for-coin-master-app_GM406889139.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/haktuts-coin-master-free-spins_GM406889139.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/minecraft-on-computer-free_GM479516143.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/huskybuscom-free-robux_GM431946152.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/how-to-download-minecraft-for-free-on-iphone_GM479516143.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/roblox-free-robux-generator_GM431946152.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/free-spins-and-coins-on-coin-master_GM406889139.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/free-robux-no-verification-no-download_GM431946152.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/roblox-urbis-level-cheat_GM431946152.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/how-to-hack-roblox-to-get-robux_GM431946152.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/roblox-free-items-november-2021_GM431946152.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/how-do-you-speed-hack-in-roblox_GM431946152.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/free-robux-websites-that-actually-work-2021_GM431946152.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/roblox-hack-robux-no-verify_GM431946152.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/minecraft-bedrock-free_GM479516143.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/how-to-get-free-robux-without-verifying-2021_GM431946152.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/how-to-get-free-avartar-shings-on-roblox_GM431946152.pdfIn PDF document text
    • http://library.sdkmaterdei.sch.id/repository/roblox-promo-codes-free-robux_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
stream_004_off000054e3.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x54E3 26196 bytes
SHA-256: e657a388a3a0ce4bb016a6bd53d769c43e2dc2160a5af4960b2ffabc6b80289b
font_01_sfnt_off0000912e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x912E 19012 bytes
SHA-256: 14f23056c3ee248da09134072f1c37bc40233b602b4e673f27681869744059a0

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