PDF static analysis report

Static analysis result for SHA-256 e7b0a81cc72bf6e2…

SUSPICIOUS

PDF

36.5 KB Created: 2021-07-09 10:45:11 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: a7faea0178fe79c4e9723cfddab77e8f SHA-1: de2dfa3bd65233a48de44d788a7b47afc92aa214 SHA-256: e7b0a81cc72bf6e212c81b83cd3bbfcdab724747b61dfd46bdd6b1c48ce25c9e
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous URLs and text related to game hacks and cheats, suggesting a lure to download malicious content. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs indicates an attempt to redirect the user. While no scripts were explicitly extracted, the document's structure and content point towards a phishing or social engineering attack.

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/406889139/free-spins-in-coin-master-without-human-verification-game-hack PDF link annotation
    • https://www.sarsen.net/uploads/files/files/coin-master-free-spins-hack_GM406889139.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/free-robux-link-in-description_GM431946152.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/pokemon-go-free-friends_GM1094591345.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/free-rixty-robux-codes_GM431946152.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/roblox-obc-hack-2021_GM431946152.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/make-free-robux_GM431946152.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/minecraft-build-hacks_GM479516143.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/how-to-hack-roblox-2021_GM431946152.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/minecraft-hacks-xbox-one_GM479516143.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/roblox-cheat-engine-fun-commands_GM431946152.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/free-robux-hack-2021_GM431946152.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/coin-master-hack-cheat-generator-coins-and-spins-unlimited_GM406889139.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/free-roblox-cards-pin-number_GM431946152.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/roblox-hack-unlimited-free-robux-tickets-no-survey-2021_GM431946152.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/free-roblox-glasses_GM431946152.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/free-robux-no-website-2021_GM431946152.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/console-hacks-roblox_GM431946152.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/get-free-robux-and-tix_GM431946152.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/free-robux-no-inspect-or-waiting_GM431946152.pdfIn PDF document text
    • https://www.sarsen.net/uploads/files/files/collect-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_off0000355f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x355F 23388 bytes
SHA-256: 944782ee7ce69804def022ca0f82ac824440f53471eaf4b6866dc2c7e46ed59d
font_01_sfnt_off000069f3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x69F3 19072 bytes
SHA-256: c9fd34864b519b0f8597df8a70d97409ad8e524dd572afb967e0520e67b08a64