Malicious PDF — malware analysis report

Static analysis result for SHA-256 11be51fc3c3b7384…

MALICIOUS

PDF

38.7 KB Created: 2021-05-23 23:43:46 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: f793b91164f06e0c21de294ed22613d0 SHA-1: 75a64b13caceebb202762c35fffc78f9ae6fdbbb SHA-256: 11be51fc3c3b738422e6d75ed26e5d95ed6e37a880ff4214a831d26bd66096ca
160 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The PDF contains multiple links to known malicious redirectors, disguised as free game hacks and generators. The primary malicious URL identified is https://netcdn.xyz/app/479516143/get-minecraft-windows-10-free-game-hack. The document body and heuristics indicate a lure for users to download or access potentially unwanted content, likely leading to further malware or scams.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8060

Heuristics 4

  • PDF links to a 'free generator / game hack' redirector critical PDF_GAME_HACK_REDIRECT_LURE
    PDF's clickable action targets a redirector of the form /app/<id>/<slug>-game-hack — the landing-page shape of a large SEO 'free spins / generator / game hack' lure family that funnels victims through rotating disposable hosts to a malware/scam payload. The multi-link variants also trip ML/link-farm rules; this catches the single-link variants that otherwise score clean. CRITICAL on its own: the /app/<id>/<slug>-game-hack path shape is unambiguous scam infra, and the host rotates so a host-list match can't be relied on.
  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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
  • 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 https://netcdn.xyz/app/479516143/get-minecraft-windows-10-free-game-hack In PDF document text
    • http://baah.ca/images/free-robux-no-verify-2021_GM431946152.pdfIn PDF document text
    • http://baah.ca/images/coin-master-app-hacks_GM406889139.pdfIn PDF document text
    • http://baah.ca/images/roblox-games-with-free-radio_GM431946152.pdfIn PDF document text
    • http://baah.ca/images/free-minecraft-printables_GM479516143.pdfIn PDF document text
    • http://baah.ca/images/coin-master-heaven-free-spins-and-coins_GM406889139.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_002_off000032e0.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x32E0 24912 bytes
SHA-256: 86cd93f2f1982497f8cef27614497c646f64d23ad6bbe396c29092fbbe56dad9
font_01_sfnt_off00006aff.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6AFF 2840 bytes
SHA-256: 3fb127b764b9d10f5525bc4de5ec8316de704409ccb0cf21cff3ad8a30d11676
font_02_sfnt_off000074b0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x74B0 18524 bytes
SHA-256: afbe33bac95265c6f2b043ad9a50b9956be980e83b0cfba0a93a34130b59281e

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