PDF static analysis report

Static analysis result for SHA-256 9938306267c38e0f…

SUSPICIOUS

PDF

44.1 KB Created: 2021-06-11 08:14:09 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 64ecbe69dacba15c2fe74345a4fd0718 SHA-1: be9491749947bca972a7af2157a53165efaade69 SHA-256: 9938306267c38e0f52fc94e72fa5f3fe67d1d26b68ce3444e6df60a9a29614b5
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains embedded URLs that are highly suspicious and likely lead to malicious content, as indicated by the ML classifier's high confidence score. The document body, though garbled, suggests a lure related to 'Roblox' and 'hacks', further supported by the 'SE_DOWNLOAD_BUTTON' heuristic. The presence of external URIs points to an attempt to redirect the user to a potentially harmful site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9865

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/good-roblox-booga-booga-websites-to-hack-game-hack PDF link annotation
    • http://perpustakaan.pn-tilamuta.go.id/repository/free-robux-generator-2021_GM431946152.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/robux-free-promo-codes_GM431946152.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/free-spins-on-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/scaffold-minecraft-hack_GM479516143.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/free-views-tiktok_GM835599320.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/tiktok-free-no-download_GM835599320.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/free-robux-group_GM431946152.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/free-robux-gift-card-generator_GM431946152.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/robux-hack-2021_GM431946152.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/coin-master-free-spins-2021-app-download_GM406889139.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/free-robux-websites-that-work_GM431946152.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/coin-master-download_GM406889139.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/free-robux-no-human-verify_GM431946152.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/free-robux-co_GM431946152.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/free-minecraft-texture-packs-java_GM479516143.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/get-free-spins-in-coin-master_GM406889139.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/coin-master-2021-free-spins-link-today_GM406889139.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/how-much-robux-can-you-get-with-1-million-dollars_GM431946152.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/free-coins-and-spins_GM406889139.pdfIn PDF document text
    • http://perpustakaan.pn-tilamuta.go.id/repository/hacker-minecraft-song_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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_004_off00004ed7.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4ED7 24572 bytes
SHA-256: ab5adb9f7ce040bbf58fe2a9c69e65536d6ced198e2cde37f180422168e04cc9
font_01_sfnt_off00008706.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8706 19064 bytes
SHA-256: fce811b286925901b7411915683dca70c774d8d40cb6251237d43d9f2c2f676d

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