PDF static analysis report

Static analysis result for SHA-256 97b49690d8cfc85b…

SUSPICIOUS

PDF

35.4 KB Created: 2021-06-26 07:26:53 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 37084cf172c9681f2b0eb6599974cd03 SHA-1: d166c8cd8c4f688d7076771c0d4a64cc63017793 SHA-256: 97b49690d8cfc85ba337a32edc003102307ad6d555154debedae7e119ce41687
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains multiple embedded URLs and a prominent external URI pointing to a site offering 'how-to' guides for game hacks and cheats. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of it being used for phishing or malware distribution. The document body, though partially garbled, reinforces the theme of obtaining free in-game items, a common lure for social engineering.

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/how-to-do-roblox-hacker-game-hack PDF link annotation
    • https://www.knjigebuducnosti.com/files/apps-to-get-minecraft-for-free_GM479516143.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/minecraft-java-edition-free_GM479516143.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/what-games-on-roblox-give-you-free-robux_GM431946152.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/how-to-get-free-robux-promo-codes-2021_GM431946152.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/instant-free-robux-generator_GM431946152.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/roblox-pics_GM431946152.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/free-coin-master-spins-link-download_GM406889139.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/coin-master-free-spins-link-2021_GM406889139.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/roblox-hacks-gratis_GM431946152.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/roblox-robux-and-tix-hack-game_GM431946152.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/forstakenfree-robux_GM431946152.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/how-to-fix-elysian-roblox-hack-crash_GM431946152.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/coin-master-free-2021-spin-link_GM406889139.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/get-roblox-for-free_GM431946152.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/free-robux-codes-no-verification_GM431946152.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/how-to-get-free-robux-inspect_GM431946152.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/robuxlove-net-free-robux_GM431946152.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/coin-master-free-spins-and-coins-haktuts_GM406889139.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/hack-minecraft_GM479516143.pdfIn PDF document text
    • https://www.knjigebuducnosti.com/files/free-robux-no-downloading-and-no-email_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_off000030f5.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x30F5 23644 bytes
SHA-256: fb5a6a3f5791f4c5db789ebd392682a88c3f423948758b164085c89eb62c1a9f
font_01_sfnt_off00006598.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6598 18988 bytes
SHA-256: 3394cd0aadd5cf7167406b5169f7d9ef26d0bc2e97b9dcf4a1a5ddd554c56339