Malicious PDF — malware analysis report

Static analysis result for SHA-256 9e04945d22ba4b53…

MALICIOUS

PDF

39.2 KB Created: 2021-05-10 10:49:20 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: da01a016892ca64bccc7596e45d5cd09 SHA-1: 189c6ee7578370a1e13c9e00e9d039e923dcd1fd SHA-256: 9e04945d22ba4b533dbab25e6490d67230e9e89ba3ceb5450bd884b88e13c10c
130 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains multiple critical heuristic firings indicating it links to known malicious redirector infrastructure. The embedded URL, 'https://netcdn.xyz/app/479516143/free-domain-for-minecraft-server-game-hack', is presented as a lure for a 'free generator / game hack'. While no scripts were explicitly extracted, the PDF structure and the nature of the embedded link suggest an attempt to redirect the user to a malicious site, likely for further exploitation or phishing.

Machine Learning

  • Nyx PDF Classifier clean score 0.0334

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/free-domain-for-minecraft-server-game-hack In PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 4

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
stream_003_off00003687.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3687 29184 bytes
SHA-256: 65f06a002f71dfc1b751093e54bd98c6c7a5ae467ba770673bf16de974b80bc5
font_01_sfnt_off0000786d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x786D 18252 bytes
SHA-256: 7978d84717849f7fe583135464e7fa2f965b05bc02f62d7a17151b102e6c088e

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