PDF static analysis report

Static analysis result for SHA-256 685a677218d8f29a…

SUSPICIOUS

PDF

35.0 KB Created: 2021-07-07 00:39:20 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 91274efebc119bfc2313c7615df7ed65 SHA-1: d8618f3c45add07a9a2f1e4950518b40bfbbcd29 SHA-256: 685a677218d8f29ace10073eff5ba3cc6f6e086d2112069e681ec7cb4243915e
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 Robux and game hacks, indicating a lure for users to download further content. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs suggests a download or redirection attempt. Although no scripts were explicitly extracted, the nature of the content and the ML firing point towards a malicious document designed for user deception.

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/431946152/robux-free-2021-game-hack PDF link annotation
    • http://www.valenciamaids.com/userfiles/files/complete-offers-for-robux_GM431946152.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/minecraft-logo-maker-free_GM479516143.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/how-to-hack-people-in-roblox_GM431946152.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/coin-master-free-spin-ml_GM406889139.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/como-hackear-coin-master-en-espaol_GM406889139.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/roblox-robux-hack-top_GM431946152.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/how-to-get-free-robux-2021-no-download_GM431946152.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/free-spin-link-coin-master-app_GM406889139.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/free-modded-minecraft-server-hosting_GM479516143.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/how-to-get-minecraft-for-free-on-pc_GM479516143.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/roblox-free-clothes-hack_GM431946152.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/coin-master-for-pc-free-download_GM406889139.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/how-to-find-coin-master-free-spin-link_GM406889139.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/free-printable-roblox-images_GM431946152.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/coin-master-fan-hack_GM406889139.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/how-to-get-free-robux-legit-2021_GM431946152.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/hack-coin-master-app-ios_GM406889139.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/no-scam-free-robux_GM431946152.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/static-moonactive-net-link_GM406889139.pdfIn PDF document text
    • http://www.valenciamaids.com/userfiles/files/how-to-get-free-robux-2021-no-human-verification_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003222.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3222 22196 bytes
SHA-256: b97650d4ab7a2d05b5db246f29210ae4db0c8db6c224a6026e4907e33dee9dcb
font_01_sfnt_off00006369.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6369 19116 bytes
SHA-256: 4c1a9a86b4b6699ac70fc87850995a4a744955ac9e840568fd45137616a01a77

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