Malicious PDF — malware analysis report

Static analysis result for SHA-256 5504bdc2d31165fb…

MALICIOUS

PDF

37.3 KB Created: 2021-05-17 00:02:58 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: b07a614d885b00468dbec8cd57b79cf9 SHA-1: 2332fe1454932e89ca11f9801bd32b3075477931 SHA-256: 5504bdc2d31165fbcabc077df8a816e4d373058ca987791c789812a72273c9ab
130 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains embedded links that redirect to known malicious infrastructure, specifically advertising a 'Roblox Prison Life Hack'. The heuristic firings confirm these links are designed as a lure for game hacks or generators. While no scripts were directly extracted, the PDF structure and embedded URLs strongly suggest an attempt to redirect the user to a malicious site, likely for credential harvesting or further malware delivery.

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/431946152/roblox-prison-life-hack-game-hack In 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_off000034de.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x34DE 25432 bytes
SHA-256: d7c9c7156ad5791479df054eaf9b4511ebc9def2393acb32dbb74e11944d67b5
font_01_sfnt_off00006fe2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6FE2 18456 bytes
SHA-256: 407d6fb8d9efb45a2b1cddcfd151d3a069902e857cdd2d484da7c19786549282

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