PDF static analysis report

Static analysis result for SHA-256 aaffb69bf900cec9…

SUSPICIOUS

PDF

34.4 KB Created: 2021-07-04 10:43:49 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: d93c2c34f9d25452ed6ba4d5c140ea76 SHA-1: 15b64240a40b033016adf9e65cac5f9e975ea345 SHA-256: aaffb69bf900cec9d40b22bcbd6335f4f18ced8ea29b7fede709cc7f08e7c0b5
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The document contains embedded URLs and a visual download button lure, suggesting an attempt to trick the user into downloading malicious content. The ML classifier also flagged this PDF as malicious. While no scripts were directly extracted, the presence of external URIs and the overall structure indicate a phishing or malware distribution attempt.

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.tw/app/479516143/how-to-make-your-own-minecraft-server-for-free-game-hack PDF link annotation
    • http://ellobo.com.ua/ckfinder/userfiles/files/roblox-redwood-prison-hacks_GM431946152.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/hack-admin-roblox-weaponds-giver_GM431946152.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/free-robux-nl_GM431946152.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/what-is-robux_GM431946152.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/coin-master-sound-daily-free-spins-link-today_GM406889139.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/how-to-get-free-spins-and-coins-on-coin-master_GM406889139.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/free-robux-generator-computer_GM431946152.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/blogspot-coin-master-free-spins_GM406889139.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/best-free-hacked-client_GM479516143.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/coin-drop-master-free_GM406889139.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/avoir-pleins-dhabit-dans-roblox-sans-hack_GM431946152.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/mario-64-roblox-rom-hack_GM431946152.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/how-to-get-vip-servers-for-free-on-roblox_GM431946152.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/roblox-free-robux-giveaway-live-2021_GM431946152.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/minecraft-java-code-free_GM479516143.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/roblox-bloxburg-free_GM431946152.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/robux-glitch-hack_GM431946152.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/coin-master-spin-pattern_GM406889139.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/free-roblox-girl-clothes_GM431946152.pdfIn PDF document text
    • http://ellobo.com.ua/ckfinder/userfiles/files/roblox-free-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_off0000324b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x324B 21988 bytes
SHA-256: b31bd42dab9e7db54c93e330573e47e4f5369e8522432db55b4402e77b9560fd
font_01_sfnt_off0000628c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x628C 18748 bytes
SHA-256: 1b423bc8ae820a2c2eb73a9c501cf7699a28ccef7ea595eb2009fa638697dee6