PDF static analysis report

Static analysis result for SHA-256 017db55ef587808a…

SUSPICIOUS

PDF

46.4 KB Created: 2021-05-16 09:48:50 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: b3dd659df40fa6b535d131bab4066444 SHA-1: d2a8d3c8f92fc5af16000cb3efdad3aa0fb9f518 SHA-256: 017db55ef587808a0e668d443e89c937e3d9b90037809e00ceacbcc45864ec7c
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs, including one pointing to 'coin-master-daily-free-spins-link-haktuts-game-hack', suggesting a lure for in-game rewards. The ML classifier also flagged this PDF as malicious. While no scripts were explicitly extracted, the presence of embedded URLs and the document's content strongly indicate a phishing or scam attempt, likely delivered as a spearphishing attachment.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8696

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/coin-master-daily-free-spins-link-haktuts-game-hack PDF link annotation
    • http://medinup.pt/images/roblox-18_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/free-roblox-shirts-templates_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/coin-master-links-for-free-spins-2021_GM406889139.pdfIn PDF document text
    • http://medinup.pt/images/robux-hack-2021_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/claimrbx-free-robux_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/coin-master-free-coins-and-spins-link_GM406889139.pdfIn PDF document text
    • http://medinup.pt/images/coin-master-hack-ios-jailbreak_GM406889139.pdfIn PDF document text
    • http://medinup.pt/images/is-roblox-free-on-xbox_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/how-to-get-roebucks-on-roblox_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/coin-master-daily-free-spins-and-coins-2021_GM406889139.pdfIn PDF document text
    • http://medinup.pt/images/free-robux-no-human-verification-or-survey-or-download_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/how-to-download-minecraft-hacks_GM479516143.pdfIn PDF document text
    • http://medinup.pt/images/robux-free-robux_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/roblox-free-play_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/free-robux-no-verification-no-survey_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/roblox-sexually-abused_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/coin-master-hack-game-download-mod-apk_GM406889139.pdfIn PDF document text
    • http://medinup.pt/images/easy-roblox-today_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/free-robux-please_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/minecraft-building-hacks_GM479516143.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004c80.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4C80 26128 bytes
SHA-256: 81d111f14db43f70b0301947e2f3b7118ed3c37ec75966c86e16c64fe3addb85
font_01_sfnt_off00008830.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8830 2824 bytes
SHA-256: 381f6d859be141449dd645f7be1484d2a1cf49218dc471b402dae69eaa2b11d5
font_02_sfnt_off000091d3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x91D3 18620 bytes
SHA-256: b3c31be8a1333c3d9df8c736a52b75e17047f38808bb656eb58e4e4bec5e9b22