PDF static analysis report

Static analysis result for SHA-256 6729b28edf7237e4…

SUSPICIOUS

PDF

35.3 KB Created: 2021-06-23 10:07:14 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 26048d3d5c717e3dd25184a6a37f7f87 SHA-1: 0b954a90856d1b6c2519e9f66f9271c819ec49b7 SHA-256: 6729b28edf7237e4547230f84b363d17c102cf7e03b27a222135fc0b20f19760
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 User Execution: Malicious File

The PDF document contains numerous URLs and a document body that lures users with promises of free in-game items for popular games. The ML classifier strongly flagged this PDF as malicious, indicating it likely serves as a dropper or phishing lure. The presence of external URIs and the overall theme suggest an attempt to trick users into downloading further malicious content or visiting phishing sites.

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/how-to-get-free-stuff-on-roblox-2021-mobile-game-hack PDF link annotation
    • http://studio-dentistico-fiume.com/files/how-to-get-free-roblox-items_GM431946152.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/minecraft-iphone-free_GM479516143.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/master-coin-free-spin_GM406889139.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/can-you-get-robux-for-free_GM431946152.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/free-tiktok-likes-trial_GM835599320.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/coin-master-free-attack_GM406889139.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/coin-master-hack-free-spins_GM406889139.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/free-coin-master-coins_GM406889139.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/how-to-get-free-robux-for-free_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/universal-minecraft-converter-free_GM479516143.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/minecraft-gun-mod-download-free_GM479516143.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/coin-master-free-spins-and-coins-group_GM406889139.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/minecraft-java-edition-for-free_GM479516143.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/minecraft-free-demo_GM479516143.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/free-roblox-cards-pin-number_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/roblox-speed-hack_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/coin-master-hack-apk-android_GM406889139.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/how-to-get-free-robux-2021_GM431946152.pdfIn PDF document text
    • http://studio-dentistico-fiume.com/files/free-roblox-shirt-assets-leak_GM431946152.pdfIn PDF document text
    • https://www.studio-dentistico-fiume.com/files/coin-master-free-cards-hack_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_off00003069.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3069 22536 bytes
SHA-256: dadb63dd2dcb4680d374b36d98c5207464e632e2c184d8407eab706bcc9b7db2
font_01_sfnt_off000062ef.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x62EF 19776 bytes
SHA-256: d16a6d45aa9c508028a3ece0598d7cfcca3c7607c4e362ea25d6d14bc921507f