PDF static analysis report

Static analysis result for SHA-256 3f50876e949795d8…

SUSPICIOUS

PDF

34.7 KB Created: 2021-06-28 22:11:04 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 6d999e6995eb7ad97a538f3ae411db01 SHA-1: 57f530da1697a48472c3e1717a2de3225df87386 SHA-256: 3f50876e949795d8a8e50748df389a65a56247afbb923d50243941d66363ee76
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and references to 'free Robux' and game hacks, indicating a lure for users to download potentially malicious content. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs further supports a malicious intent. No scripts were extracted, but the document's content and heuristics suggest it's designed to trick users into downloading a second-stage payload.

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/pastebin-for-free-robux-game-hack PDF link annotation
    • http://anna-art.in.ua/images/robux-hack-download-no-survey-2021_GM431946152.pdfIn PDF document text
    • http://anna-art.in.ua/images/cheat-extension-google-pour-cheay-roblox_GM431946152.pdfIn PDF document text
    • http://anna-art.in.ua/images/free-minecraft-skin-packs_GM479516143.pdfIn PDF document text
    • http://anna-art.in.ua/images/roblox-menu-hack-pastebin_GM431946152.pdfIn PDF document text
    • http://anna-art.in.ua/images/coin-master-free-spins-april-2021_GM406889139.pdfIn PDF document text
    • http://anna-art.in.ua/images/roblox-huge-field-fre_GM431946152.pdfIn PDF document text
    • http://anna-art.in.ua/images/best-games-to-hack-on-roblox_GM431946152.pdfIn PDF document text
    • http://anna-art.in.ua/images/roblox-jailbreak-hack-teleport-download_GM431946152.pdfIn PDF document text
    • http://anna-art.in.ua/images/free-tiktok-followers-no-verification-or-survey_GM835599320.pdfIn PDF document text
    • http://anna-art.in.ua/images/roblox-hack-me-robux_GM431946152.pdfIn PDF document text
    • http://anna-art.in.ua/images/roblox-hack-bad-behaviour-solve_GM431946152.pdfIn PDF document text
    • http://anna-art.in.ua/images/minecraft-redeem-code-free_GM479516143.pdfIn PDF document text
    • http://anna-art.in.ua/images/get-2021-free-spins-on-coin-master_GM406889139.pdfIn PDF document text
    • http://anna-art.in.ua/images/roblox-jailbreak-go-through-walls-hack_GM431946152.pdfIn PDF document text
    • http://anna-art.in.ua/images/can-you-still-get-minecraft-windows-10-for-free_GM479516143.pdfIn PDF document text
    • http://anna-art.in.ua/images/where-do-you-put-cheats-codes-in-roblox_GM431946152.pdfIn PDF document text
    • http://anna-art.in.ua/images/get-free-robux-no-scam_GM431946152.pdfIn PDF document text
    • http://anna-art.in.ua/images/free-robux-generator-android_GM431946152.pdfIn PDF document text
    • http://anna-art.in.ua/images/free-robux-without-offers_GM431946152.pdfIn PDF document text
    • http://anna-art.in.ua/images/cheat-engine-patched-roblox_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_off0000314c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x314C 22244 bytes
SHA-256: a7d21d1b2f6593f31f71cd274f947cbbdefe9ac2ffa8a62bbebf84a7f62d5901
font_01_sfnt_off000062a9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x62A9 19092 bytes
SHA-256: 6f2ad77337da87423c4fbd70bf75b48d324a69e05faf7dfeb67c79d1440f8df0