Malicious PDF — malware analysis report

Static analysis result for SHA-256 4fef1c16d7024d6f…

MALICIOUS

PDF

35.5 KB Created: 2021-05-23 20:35:41 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)
MD5: cc8651e9aad0280249a2ca4eff69bf0a SHA-1: d0e6b12a44d3c308dedbf6a09515e7ca47cf9388 SHA-256: 4fef1c16d7024d6fb91c7c9c633a4ee27dae7a8a3469cf1281b3cec040d81219
82 Risk Score

Malware Insights

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

The PDF document contains a fake CAPTCHA lure, aiming to trick users into clicking a link. The document body explicitly mentions 'Minecraft Server Hacks' and 'CLICK HERE TO ACCESS MINECRAFT GENERATOR', directing users to download-related URLs. The presence of multiple suspicious URLs suggests a phishing or malware distribution attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9492

Heuristics 4

  • Fake CAPTCHA / human verification prompt high SE_FAKE_CAPTCHA
    Document displays a fake CAPTCHA or human-verification prompt — used to trick users into running commands or pressing keyboard shortcuts
  • 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.xyz/app/479516143/minecraft-server-hacks-game-hack
    • https://ambarevleri.com/images/free-roblox-outfits_GM431946152.pdf
    • https://ambarevleri.com/images/download-coin-master-apk-hack_GM406889139.pdf
    • https://ambarevleri.com/images/how-to-get-minecraft-for-free-on-ipad_GM479516143.pdf
    • https://ambarevleri.com/images/free-spin-coin-master-app-download_GM406889139.pdf
    • https://ambarevleri.com/images/minecraft-font-free_GM479516143.pdf
    • https://youtu
    • http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003370.bin
a78a2121c22b6add68bc9a0ecf2fe0df09274884727d439c18f7b5076f2b07f9		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3370 24940 bytes
font_01_sfnt_off00006ad5.bin
d08e9f99218473ecffc4f3e4fddc043c571e48cf04331ee5ff23a4dc6866f563		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6AD5 17852 bytes

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