PDF static analysis report

Static analysis result for SHA-256 cd9021085efc345e…

SUSPICIOUS

PDF

34.5 KB Created: 2021-06-19 04:33:40 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 3fa2b89f880380ac78b3a2357fdc9e80 SHA-1: d9c13d0942c3d5ce9d97c8aca2de632e9fba776b SHA-256: cd9021085efc345eaedc10a3d9813c640dea2cb56182d3457ed69cbf2921ff4f
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The document contains multiple embedded URLs and a prominent link in the body text, all pointing to sites offering game cheats and currency. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs suggests an attempt to redirect the user to a download or phishing page. The document body's content and the embedded URLs indicate a lure for potentially unwanted software or scams.

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.co/app/431946152/free-hack-robux-2021-game-hack PDF link annotation
    • https://hotelyetihome.com/userfiles/files/latest-coin-master-free-spins-link_GM406889139.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/free-roblox-money_GM431946152.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/coin-master-free-spins-link-no-verification_GM406889139.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/how-do-i-get-free-robux_GM431946152.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/free-robux-no-human-verification-or-survey-2021-safe-website_GM431946152.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/how-to-get-a-free-car-in-bloxburg-roblox_GM431946152.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/2021-free-coin-master-spins_GM406889139.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/coin-master-cards_GM406889139.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/minecraft-free-ios-2021_GM479516143.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/free-robux-no-downloading-apps_GM431946152.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/roblox-generator-com_GM431946152.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/my-minecraft-account-was-hacked_GM479516143.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/como-meter-hacks-en-roblox_GM431946152.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/free-coins-and-spins-for-coin-master_GM406889139.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/free-coin-master-gifts_GM406889139.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/roblox-group-free-robux_GM431946152.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/card-hack-in-coin-master_GM406889139.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/moonactive-coin-master-free-spins_GM406889139.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/free-robux-giveaway_GM431946152.pdfIn PDF document text
    • https://hotelyetihome.com/userfiles/files/free-robux-hack-2021_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_off0000309d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x309D 21880 bytes
SHA-256: 27bb0bd5df75f324c553c8244dc5cb2f9d209a9f7903daa2852dd3d1ff272e03
font_01_sfnt_off000060fa.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x60FA 19288 bytes
SHA-256: 7a4f7480ea92354456758babc386530516f56738d8925a4f481063a4149fe6c3