PDF static analysis report

Static analysis result for SHA-256 7bec6b203cec66a1…

SUSPICIOUS

PDF

42.7 KB Created: 2021-05-15 07:44:24 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 2f77b1a9d443c60dc5f0ed1a50389db1 SHA-1: ad3f85d1637eff432815c393cf43ff1325a50696 SHA-256: 7bec6b203cec66a153da0d720c2cd880fd18c5fba0ee3c8b3c115d7a0e2903b1
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a visual download button lure, strongly suggesting a phishing or scam attempt. The ML classifier also flagged this PDF as malicious with high confidence. The document body and extracted URLs indicate a lure for free in-game items, likely redirecting to malicious sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9971

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 https://netcdn.xyz/app/406889139/how-to-get-free-spins-on-coin-master-iphone-game-hack PDF link annotation
    • http://berntfoto.dk/images/free-game-pack-with-google-play-coin-master_GM406889139.pdfIn PDF document text
    • http://berntfoto.dk/images/free-coin-master-spins-2021_GM406889139.pdfIn PDF document text
    • http://berntfoto.dk/images/roblox-free-robux-codes_GM431946152.pdfIn PDF document text
    • http://berntfoto.dk/images/how-to-get-free-followers-on-roblox_GM431946152.pdfIn PDF document text
    • http://berntfoto.dk/images/coin-master-free-spins-and-coins-group_GM406889139.pdfIn PDF document text
    • http://berntfoto.dk/images/www-rbxhut-com_GM431946152.pdfIn PDF document text
    • http://berntfoto.dk/images/free-pet-food-for-coin-master_GM406889139.pdfIn PDF document text
    • http://berntfoto.dk/images/coin-master-free-stuff_GM406889139.pdfIn PDF document text
    • http://berntfoto.dk/images/roblox-download-pc-free_GM431946152.pdfIn PDF document text
    • http://berntfoto.dk/images/robux-gratis_GM431946152.pdfIn PDF document text
    • http://berntfoto.dk/images/free-robux-generator-com-roblox-hack_GM431946152.pdfIn PDF document text
    • http://berntfoto.dk/images/master-free-spin_GM406889139.pdfIn PDF document text
    • http://berntfoto.dk/images/minecraft-free-minecoins_GM479516143.pdfIn PDF document text
    • http://berntfoto.dk/images/roblox-redeem_GM431946152.pdfIn PDF document text
    • http://berntfoto.dk/images/coin-master-free-spin-trick_GM406889139.pdfIn PDF document text
    • http://berntfoto.dk/images/coin-master-village-cost_GM406889139.pdfIn PDF document text
    • http://berntfoto.dk/images/free-robux-2021_GM431946152.pdfIn PDF document text
    • http://berntfoto.dk/images/coin-master-apk_GM406889139.pdfIn PDF document text
    • http://berntfoto.dk/images/roblox-password-hacker_GM431946152.pdfIn PDF document text
    • http://berntfoto.dk/images/minecraft-mac-free_GM479516143.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
stream_003_off00004856.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4856 26288 bytes
SHA-256: 8eb6ac2d881ed25ff8480193f0e0ed8217b19b18dbf1d2ccd772ee049b90a0c0
font_01_sfnt_off0000850a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x850A 18216 bytes
SHA-256: 4abc04ae18af900904d959d44b4d7f5fba5ec4f6f1bcd15d05ed7773e8e469d6