PDF static analysis report

Static analysis result for SHA-256 043a841e3c6bd25a…

SUSPICIOUS

PDF

34.5 KB Created: 2021-07-03 19:06:10 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 2587cefa2438d2c15fe3cd354cafea0b SHA-1: d2bf0268a1c35fb833d13914c773af9297def28f SHA-256: 043a841e3c6bd25a7fa700d7d5aa010e3ce8fc317da48acd3002166987b0d188
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure for free Robux, directing users to a suspicious URL. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs indicates a potential download or redirection to a second-stage payload. No scripts were extracted from this sample, but the overall structure and content suggest a phishing or malware distribution attempt.

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.tw/app/431946152/free-robux-with-no-survey-game-hack PDF link annotation
    • https://library.uigm.ac.id/repository/roblox-hack-pritty-face-hack_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/roblox-free-shorts_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/free-mobile-24-info-roblox_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/free-robux-obb6_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/bux-life-free-robux_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/how-to-get-free-robux-instantly_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/coin-master-free-spins-link-no-verification_GM406889139.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/xyz-hack-roblox_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/what-is-robux_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/hack-roblox-redeem-card_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/roblox-free-download-full-version-pc_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/coin-master-spins-hack_GM406889139.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/how-to-give-items-on-roblox-for-free_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/hack-to-protect-village-on-coin-master_GM406889139.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/how-to-get-minecraft-for-free-on-laptop_GM479516143.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/roblox-how-to-get-anything-for-free-2021_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/roblox-hacked-arcaded-games_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/cheat-engine-roblox-mad-city_GM431946152.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/coin-free-master_GM406889139.pdfIn PDF document text
    • https://library.uigm.ac.id/repository/youtube-roblox-free-robux-without-downloads-legit-2021-urban420-network_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_off00002f1b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2F1B 22056 bytes
SHA-256: a13537fba7e1055d199809a9229836e61e8b8c2ef36d91d5a3031ec6783e37d2
font_01_sfnt_off00006023.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6023 19600 bytes
SHA-256: ca7a388806d592ab2d8315d83d492e3246b9fd008add48962cfd3e7e10a7156d

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