PDF static analysis report

Static analysis result for SHA-256 665decc39ace7c79…

SUSPICIOUS

PDF

35.0 KB Created: 2021-06-17 19:54:54 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: ee50987ad2a3d9f4130cef9960edb07d SHA-1: 54e0910033ed9a7993c0bcd440185b29c563eed9 SHA-256: 665decc39ace7c79b7244e0f4763b0f288a3c229b5ceea7f60158aa17a173557
42 Risk Score

Malware Insights

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

The PDF document contains numerous embedded URLs and a prominent link to 'netcdn.co', suggesting a phishing or malware distribution attempt. The document body's content, focused on game-related hacks and free items, combined with the ML classifier's high confidence, indicates a likely lure for users seeking such content. The presence of a visual download button heuristic further supports the malicious intent.

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.co/app/431946152/free-random-roblox-accounts-game-hack PDF link annotation
    • http://kfz-service-etp.de/images/coin-master-hack-2021_GM406889139.pdfIn PDF document text
    • http://kfz-service-etp.de/images/coin-master-hack-ios-10_GM406889139.pdfIn PDF document text
    • http://kfz-service-etp.de/images/bank-tycoon-roblox-cheat_GM431946152.pdfIn PDF document text
    • http://kfz-service-etp.de/images/minecraft-building-hacks_GM479516143.pdfIn PDF document text
    • http://kfz-service-etp.de/images/pop-slots-free-vegas-casino-slot-machine-game-coin-master_GM406889139.pdfIn PDF document text
    • http://kfz-service-etp.de/images/roblox-people-girl_GM431946152.pdfIn PDF document text
    • http://kfz-service-etp.de/images/coin-master-free-spin-trick_GM406889139.pdfIn PDF document text
    • http://kfz-service-etp.de/images/free-robux-by-watching-ads_GM431946152.pdfIn PDF document text
    • http://kfz-service-etp.de/images/roblox-game-free-demo_GM431946152.pdfIn PDF document text
    • http://kfz-service-etp.de/images/robux-apk_GM431946152.pdfIn PDF document text
    • http://kfz-service-etp.de/images/earn-robux-by-watching-ads_GM431946152.pdfIn PDF document text
    • http://kfz-service-etp.de/images/hack-robux_GM431946152.pdfIn PDF document text
    • http://kfz-service-etp.de/images/free-roblox-outfits_GM431946152.pdfIn PDF document text
    • http://kfz-service-etp.de/images/how-to-get-free-robux-without-verifying_GM431946152.pdfIn PDF document text
    • http://kfz-service-etp.de/images/minecraft-realms-free-trial_GM479516143.pdfIn PDF document text
    • http://kfz-service-etp.de/images/robux-generator-no-survey_GM431946152.pdfIn PDF document text
    • http://kfz-service-etp.de/images/minecraft-java-edition-for-free_GM479516143.pdfIn PDF document text
    • http://kfz-service-etp.de/images/free-robux-quiz_GM431946152.pdfIn PDF document text
    • http://kfz-service-etp.de/images/how-to-get-coin-master-free-spin-link_GM406889139.pdfIn PDF document text
    • http://kfz-service-etp.de/images/clean-master-hack-coins_GM406889139.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_off00002e86.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2E86 23436 bytes
SHA-256: 5e117e3f5e8c347637bde32c642a82010e91dd0740253b7782fbf4252897b28d
font_01_sfnt_off00006361.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6361 19140 bytes
SHA-256: af40200494c95669aca455ba89deca3d5fa111387bd2855bef3b2a298c403bb7