Malicious PDF — malware analysis report

Static analysis result for SHA-256 a6374fde2c3a0a49…

MALICIOUS

PDF

35.4 KB Created: 2021-05-13 00:03:57 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 58deb193590a715ee6445f0834678ea1 SHA-1: 87fb00b333113e8b198a506f5ba6fe91f9d80e51 SHA-256: a6374fde2c3a0a49466c49cbe8f1043f821c2e2565de5482d688b4c9e0370c7b
130 Risk Score

Malware Insights

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

The PDF document contains a critical heuristic indicating it links to a malicious redirector disguised as a game hack generator. The embedded URL, 'https://netcdn.xyz/app/479516143/how-to-get-a-cape-in-minecraft-for-free-game-hack', is identified as malicious. The document body also contains a call-to-action to 'CLICK HERE TO ACCESS MINECRAFT GENERATOR', reinforcing the lure.

Machine Learning

  • Nyx PDF Classifier clean score 0.0306

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-a-cape-in-minecraft-for-free-game-hack In 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
stream_003_off00003234.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3234 24480 bytes
SHA-256: 7945f49a42c641b4377e6d27016e6fff175a49d96714e2ee379574ebf8574bcf
font_01_sfnt_off000069d4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x69D4 18052 bytes
SHA-256: 651613c0b0933ea46dfe34ab8437030315119b6d54c219aba7cf9326f75e4fa1