PDF static analysis report

Static analysis result for SHA-256 6b6985247899053f…

SUSPICIOUS

PDF

53.4 KB Created: 2021-06-09 14:59:12 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 29061ab4060adb98b68524b7e113e278 SHA-1: 1120abbabd7f4066ba62e65218c2fef2cc33c44a SHA-256: 6b6985247899053fb01d392c7ef0ea3a33b501bd034129d3afd70090e47ee269
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains embedded URLs and a visual call-to-action button, strongly suggesting a phishing or scam attempt. The ML classifier also flagged the document as malicious. The primary URL points to a site offering 'free Robux', a common lure for account credential theft or malware distribution. No scripts were extracted, but the presence of external URIs indicates a potential download or redirection to a malicious second stage.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9723

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/rbx-land-free-robux-game-hack PDF link annotation
    • http://neltalen.nl/images/spin-link-coin-master_GM406889139.pdfIn PDF document text
    • http://neltalen.nl/images/how-to-get-minecraft-for-free_GM479516143.pdfIn PDF document text
    • http://neltalen.nl/images/is-minecraft-vr-free_GM479516143.pdfIn PDF document text
    • http://neltalen.nl/images/robuxlive-stream-roblox-hack_GM431946152.pdfIn PDF document text
    • http://neltalen.nl/images/coin-master-apk-mod-free-download_GM406889139.pdfIn PDF document text
    • http://neltalen.nl/images/can-you-get-robux-for-free_GM431946152.pdfIn PDF document text
    • http://neltalen.nl/images/roblox-fun-com-free-robux_GM431946152.pdfIn PDF document text
    • http://neltalen.nl/images/minecraft-realms-free_GM479516143.pdfIn PDF document text
    • http://neltalen.nl/images/coin-master-free-spins-and-coins-2021_GM406889139.pdfIn PDF document text
    • http://neltalen.nl/images/free-minecraft-server-hosting_GM479516143.pdfIn PDF document text
    • http://neltalen.nl/images/hack-coin-master-download-ios_GM406889139.pdfIn PDF document text
    • http://neltalen.nl/images/haktuts-coin-master-free-daily-spins_GM406889139.pdfIn PDF document text
    • http://neltalen.nl/images/mcpe-master-coin-hack-apk_GM406889139.pdfIn PDF document text
    • http://neltalen.nl/images/how-to-get-free-tiktok-followers-without-human-verification_GM835599320.pdfIn PDF document text
    • http://neltalen.nl/images/minecraft-windows-10-edition-unlock-full-game-free_GM479516143.pdfIn PDF document text
    • http://neltalen.nl/images/free-robux-hack-no-human-verification-or-survey_GM431946152.pdfIn PDF document text
    • http://neltalen.nl/images/tiktok-accounts-for-free_GM835599320.pdfIn PDF document text
    • http://neltalen.nl/images/coin-master-free-cards-link_GM406889139.pdfIn PDF document text
    • http://neltalen.nl/images/rich-free-roblox-accounts_GM431946152.pdfIn PDF document text
    • http://neltalen.nl/images/how-to-get-free-robux-on-roblox-2021_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_004_off000050fa.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x50FA 36088 bytes
SHA-256: 57593c9be228b37e230f8a02aa0f43339f6f7bf9a1a3214284a43f34e851d352
font_01_sfnt_off0000a160.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA160 3884 bytes
SHA-256: 40b61f8938bd710dc29dc58ba3fde91c245a6a69596ec569b4d27c769ca417cf
font_02_sfnt_off0000ae08.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xAE08 18416 bytes
SHA-256: ed1846d837a30ccb27e25bdb955d82aabb746909bdcfb120b1e9cc4e6290fa01