PDF static analysis report

Static analysis result for SHA-256 35382545af2963c9…

SUSPICIOUS

PDF

32.7 KB Created: 2021-07-04 07:47:28 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: ae627011f4162af322d9768fdb3195f7 SHA-1: 421e15e214f893932c8a5dbea58493a6207a63b9 SHA-256: 35382545af2963c97e213bc11425b790ae70df57d68124cd16b62049b6258743
42 Risk Score

Malware Insights

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

The PDF document contains numerous embedded URLs, including a primary malicious link to 'http://netcdn.tw/app/431946152/microsoft-robux-game-hack'. The document body and extracted URLs suggest a lure for free in-game currency or hacks, likely leading to a malware download. The ML classifier strongly flagged this PDF as malicious.

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.tw/app/431946152/microsoft-robux-game-hack PDF link annotation
    • https://www.modestuae.com/uploaded_files/userfiles/files/free-robux-hack-no-human-verification-or-survey_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/free-robux-no-add-ons_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/minecraft-images-free_GM479516143.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/denisdaily-shirt-roblox-free_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/free-robux-no-verification-at-all_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/free-roblox-script-executor_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-200-spin-link_GM406889139.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/roblox-pet-simulator-hack-download_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/microsoft-robux_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/case-clicker-coin-flip-hack-roblox_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/free-roblox-accounts-2021-october_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/how-to-get-free-robux-fast_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/how-to-get-free-robux-without-verification-or-surveys_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/download-roblox-hack_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/fart-attack-roblox-hacks_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/roblox-promo-codes-free-robux_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-rewards-free-spins_GM406889139.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/free-spins-for-coin-master-app_GM406889139.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/conseguir-robux-gratis-hack-inspeccionar_GM431946152.pdfIn PDF document text
    • https://www.modestuae.com/uploaded_files/userfiles/files/coin-master-free-spin-link-today-2021_GM406889139.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_off00002bb3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2BB3 21492 bytes
SHA-256: 8181478cef4a23b2b8ed0253a7a068b7b0252ac277bfbc7e4c79e14997825583
font_01_sfnt_off00005b03.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5B03 18972 bytes
SHA-256: d6a3ce79aa63d991b5b8cdb75d9c3988d6b2b0452395129ae24b92a3de9ee2ba

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