PDF static analysis report

Static analysis result for SHA-256 cd321f78e15adeb6…

SUSPICIOUS

PDF

44.4 KB Created: 2021-05-19 07:24:27 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 091ef843096f3df681b02e996f029f0a SHA-1: 4e40f239cc3749ab6199e2a706b873e51cd833ed SHA-256: cd321f78e15adeb6ac568ae2d847f729947d449ca203082c32d0bc58c8800e71
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a heuristic firing for an external URI, suggesting it attempts to redirect users to malicious websites. The ML classifier also flagged the PDF as malicious with high confidence. While no scripts were explicitly extracted, the presence of embedded URLs and the overall suspicious nature of the content indicate a likely attempt to trick users into downloading further malware or engaging in phishing activities.

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 https://netcdn.xyz/app/479516143/is-minecraft-free-on-mac-game-hack PDF link annotation
    • http://medinup.pt/images/how-to-get-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://medinup.pt/images/get-free-robux-today_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/robux-hack-2021_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/roblox-rape_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/hack-coin-master-343-apk_GM406889139.pdfIn PDF document text
    • http://medinup.pt/images/instagram-free-coin-master-spins_GM406889139.pdfIn PDF document text
    • http://medinup.pt/images/free-spin-link-for-coin-master_GM406889139.pdfIn PDF document text
    • http://medinup.pt/images/free-robux-2021_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/free-coin-spin-daily-link-coin-master_GM406889139.pdfIn PDF document text
    • http://medinup.pt/images/coin-master-hack-no-root_GM406889139.pdfIn PDF document text
    • http://medinup.pt/images/how-do-you-download-minecraft-for-free_GM479516143.pdfIn PDF document text
    • http://medinup.pt/images/coin-master-hack-apk-ios_GM406889139.pdfIn PDF document text
    • http://medinup.pt/images/how-to-hack-people-on-roblox_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/play-minecraft-for-free_GM479516143.pdfIn PDF document text
    • http://medinup.pt/images/minecraft-tiktok-hacks_GM479516143.pdfIn PDF document text
    • http://medinup.pt/images/free-robux-real-working_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/minecraft-pocket-edition-free_GM479516143.pdfIn PDF document text
    • http://medinup.pt/images/krnl-download_GM431946152.pdfIn PDF document text
    • http://medinup.pt/images/coin-master-free-spins-2021_GM406889139.pdfIn PDF document text
    • http://medinup.pt/images/roblox-skin-free_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
stream_003_off00004be1.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4BE1 29232 bytes
SHA-256: 6c194e06fe698aae459f666b50a85f82baf5847e532a8c04c1c6b11bd6508dda
font_01_sfnt_off00008dd1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8DD1 17568 bytes
SHA-256: 70928c98edb580837fcbf0f9543b841edd11efdac6de6b6fcc7c93cea73d6057