Malicious PDF — malware analysis report

Static analysis result for SHA-256 25d97f6f5644d8ee…

MALICIOUS

PDF

41.2 KB Created: 2021-05-24 04:54:15 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: b49e948e2be4f7e8074e0677b57bdc86 SHA-1: fd54e6e841c773e4999c2b97ad1e21bfc8f3e776 SHA-256: 25d97f6f5644d8eee62552c17dd3ab609088dea2dae0b45637425be73d1bcc72
160 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple links to malicious redirectors disguised as game hacks and free generators, specifically for Minecraft and Roblox. The primary lure URL, https://netcdn.xyz/app/479516143/how-to-get-minecraft-bedrock-edition-for-free-game-hack, is flagged as malicious. The document body also contains obfuscated text and multiple URLs pointing to potentially malicious content, suggesting a phishing or malware distribution scheme.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6956

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/how-to-get-minecraft-bedrock-edition-for-free-game-hack In PDF document text
    • https://www.humanityera.com/uploaded_files/userfiles/files/robux-sites_GM431946152.pdfIn PDF document text
    • https://www.humanityera.com/uploaded_files/userfiles/files/make-your-own-minecraft-server-free_GM479516143.pdfIn PDF document text
    • https://www.humanityera.com/uploaded_files/userfiles/files/roblox-promo-codes-for-free-robux_GM431946152.pdfIn PDF document text
    • https://www.humanityera.com/uploaded_files/userfiles/files/hacker-coin-master_GM406889139.pdfIn PDF document text
    • https://www.humanityera.com/uploaded_files/userfiles/files/jailbreak-roblox-hack_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003388.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3388 29836 bytes
SHA-256: 11433e2fe4c90204882f4f29416bbe306100b476d218ab1e6baaf467bdde2567
font_01_sfnt_off00007555.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7555 2880 bytes
SHA-256: 10d025f04f706eb71cdda4f99784df1b9ccb52e48080e43095e0398eaef6f132
font_02_sfnt_off00007f3f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7F3F 18436 bytes
SHA-256: 3a0999d30397def23c47b5d80e97d9b0f28df4cbffb45a09cf4ec0f6b7597619

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