Malicious PDF — malware analysis report

Static analysis result for SHA-256 18ff7dff2a130d07…

MALICIOUS

PDF

36.3 KB Created: 2021-05-21 13:18:35 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 665a46d1f1a14316419dc889ea025808 SHA-1: 233167fde62be318e2025f4dd4fa8da43d1249eb SHA-256: 18ff7dff2a130d075d3ed0fb7207ac85d2aab0e0f79ecd7a826f44c83bf74ae6
130 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a critical heuristic firing for a malicious redirector link, specifically pointing to a 'free generator / game hack' lure. The document body also contains a call-to-action phrase 'CLICK HERE TO ACCESS MINECRAFT GENERATOR' and the malicious URL. This indicates a phishing attempt to redirect users to potentially harmful content.

Machine Learning

  • Nyx PDF Classifier clean score 0.0718

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-minecraft-bedrock-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
font_00_sfnt_off00002fbe.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2FBE 27960 bytes
SHA-256: 489fa24b30252599f3190db60d3adaf18832ac7b78c503ab56e86c303adc1a90
font_01_sfnt_off00006d1c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6D1C 18268 bytes
SHA-256: d34bffa2112548f8729f10b9022dbaea9618b038b2dadf4195d892bf0ac95b27