Malicious PDF — malware analysis report

Static analysis result for SHA-256 ee790944d431b1db…

MALICIOUS

PDF

30.4 KB Created: 2021-07-18 22:47:40 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 94a82d653eff7354725279b7718d9e11 SHA-1: 7d231e432e2e4c7040e6b5c1a4467fa61aa452a0 SHA-256: ee790944d431b1db31d946312140bb8a8af6002d71bdf9e81f6057c1dc070884
130 Risk Score

Malware Insights

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

The PDF file contains a critical heuristic firing for a game hack redirector lure, pointing to a known malicious URL. The document body also contains text and a button lure related to accessing a 'Minecraft generator', reinforcing the phishing pretext. The embedded URL is the primary indicator of malicious activity, likely leading to a second-stage download or exploit.

Machine Learning

  • Nyx PDF Classifier clean score 0.0560

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 http://netcdn.tw/app/479516143/minecraft-on-computer-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
font_00_sfnt_off000024a2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x24A2 22344 bytes
SHA-256: 10098e83fb07fb3cc56b2e829cdfcace5af672996f89a7dc775b041928b0727f
font_01_sfnt_off0000559f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x559F 18284 bytes
SHA-256: ce17ca81234478eae2e4d5d82743db6ecf39d6315d037818deed1e54c2e5b17b

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