PDF static analysis report

Static analysis result for SHA-256 5516b81e6d9b496b…

SUSPICIOUS

PDF

34.7 KB Created: 2021-06-20 06:35:23 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 07f5b7fc4a2c64542862528af73098a3 SHA-1: d27673505faee21b037097ea4158c835cef53190 SHA-256: 5516b81e6d9b496b2d578c70b8f345e83ee387339dbd474d72c8e323af7be5d5
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous links to external websites, many of which are related to obtaining free in-game currency or cheats for popular games. The ML classifier strongly flagged this PDF as malicious, and the presence of embedded URLs suggests an attempt to redirect the user to a potentially harmful site. No scripts were extracted, but the overall pattern indicates a phishing or scam attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9983

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.co/app/431946152/https-www-roblox-com-robux-free-game-hack PDF link annotation
    • http://eurosystemssrl.it/images/free-spins-coins-coin-master_GM406889139.pdfIn PDF document text
    • http://eurosystemssrl.it/images/how-to-get-free-robux-and-tickets-on-roblox-2021_GM431946152.pdfIn PDF document text
    • http://eurosystemssrl.it/images/how-to-get-robux-easy_GM431946152.pdfIn PDF document text
    • http://eurosystemssrl.it/images/minecraft-free-download-android_GM479516143.pdfIn PDF document text
    • http://eurosystemssrl.it/images/minecraft-free-download_GM479516143.pdfIn PDF document text
    • http://eurosystemssrl.it/images/free-script-runner-roblox_GM431946152.pdfIn PDF document text
    • http://eurosystemssrl.it/images/robuxlive-stream-robux-hack_GM431946152.pdfIn PDF document text
    • http://eurosystemssrl.it/images/roblox-robux-hack_GM431946152.pdfIn PDF document text
    • http://eurosystemssrl.it/images/coin-master-free-coins-and-spins-blogspot_GM406889139.pdfIn PDF document text
    • http://eurosystemssrl.it/images/freespinandcoinblogspot-com-2021-11-coinmasterfreespins_GM406889139.pdfIn PDF document text
    • http://eurosystemssrl.it/images/2021-coin-master-hack-without-verification_GM406889139.pdfIn PDF document text
    • http://eurosystemssrl.it/images/free-roblox-gift-cards-2021_GM431946152.pdfIn PDF document text
    • http://eurosystemssrl.it/images/tiktok-free-fans-video_GM835599320.pdfIn PDF document text
    • http://eurosystemssrl.it/images/coin-master-free-coins-and-spins-daily-summary_GM406889139.pdfIn PDF document text
    • http://eurosystemssrl.it/images/coin-master-free-coins-and-spins-2021_GM406889139.pdfIn PDF document text
    • http://eurosystemssrl.it/images/get-free-robux-no-hack_GM431946152.pdfIn PDF document text
    • http://eurosystemssrl.it/images/buxblast-com-robux_GM431946152.pdfIn PDF document text
    • http://eurosystemssrl.it/images/roblox-hack-teleport-and-wool-and-speed-and-money_GM431946152.pdfIn PDF document text
    • http://eurosystemssrl.it/images/easy-robux-hack_GM431946152.pdfIn PDF document text
    • http://eurosystemssrl.it/images/roblox-hack-unlimited-robux_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002f52.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2F52 22064 bytes
SHA-256: 367c08a9a21705944c196f75cb6eabd29c7bf0fc807f68b758958790921240e1
font_01_sfnt_off00006085.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6085 19692 bytes
SHA-256: 7a3a25db543e1d9ca73afdfbf618e9a93cb6ee515e6578628fdefe8ae287871b