PDF static analysis report

Static analysis result for SHA-256 7346263d3e7c98d7…

SUSPICIOUS

PDF

41.7 KB Created: 2021-05-18 04:33:12 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: c87555939fe9b5954ed7fc9f6a7b8b6a SHA-1: 8b8c816abcc778114649cb4c71ee97c5a8c390d8 SHA-256: 7346263d3e7c98d7e4455a85bf5eb8e809c6112620a7668c4a58bc9df9e851a2
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs and a document body that promotes free game hacks and cheats, strongly suggesting a lure for users to download malicious applications. The ML classifier also flagged this PDF with high confidence. The presence of external URIs indicates an attempt to redirect the user to a malicious download site.

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/coin-drop-master-free-game-hack PDF link annotation
    • http://sauer-umweltservice.de/images/haktuts-coin-master-free-daily-spins_GM406889139.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/coin-master-hack-apk-2021-download_GM406889139.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/robux-redeem_GM431946152.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/free-minecraft-coins_GM479516143.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/coin-master-daily-rewards-link_GM406889139.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/easy-robux-hack_GM431946152.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/coin-master-heaven-free-spins-link_GM406889139.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/minecraft-rtx-download-free_GM479516143.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/coin-master-free-spins-5-10-2021_GM406889139.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/hack-version-coin-master-apk_GM406889139.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/coin-master-homepage_GM406889139.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/coin-master-hack-2021_GM406889139.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/coin-master-hack-apk-facebook-login_GM406889139.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/free-spin-link-for-coin-master_GM406889139.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/coin-master-gold-cards-free_GM406889139.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/coin-master-hack-without-verification-for-iphone_GM406889139.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/coin-master-hack-without-root_GM406889139.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/easy-way-to-get-robux_GM431946152.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/spin-links-for-coin-master_GM406889139.pdfIn PDF document text
    • http://sauer-umweltservice.de/images/robux-without-verification_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_off0000487f.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x487F 25188 bytes
SHA-256: 9ff678b72ac8e68b8d1abfb1ebb867b05bc53fc2fdb6caaf4e6a1fe5eefb8c35
font_01_sfnt_off0000815d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x815D 18056 bytes
SHA-256: 11f18688a2b2da9a5c9f112f1650d1ea79688667bc5daef8815cb9676fc0e265