Malicious PDF — malware analysis report

Static analysis result for SHA-256 2362927f83ac997b…

MALICIOUS

PDF

42.6 KB Created: 2021-05-13 03:04:22 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: c0adda7a007ba9cb2a6afaadbcf559b1 SHA-1: f301e527eaaf33ca677d4627796d738fec367526 SHA-256: 2362927f83ac997bbb4e2b16c21b593a6c80d3f3473b541db999623e137f19a5
130 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains multiple links to malicious redirector infrastructure, specifically advertising a 'free generator' or 'game hack' for Robux. The document body also contains a prominent 'CLICK HERE TO ACCESS ROBLOX GENERATOR' call to action, reinforcing the lure. While no scripts were extracted, the embedded links and the nature of the lure strongly suggest an attempt to redirect users to a phishing or malware distribution site.

Machine Learning

  • Nyx PDF Classifier clean score 0.0118

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/how-do-you-get-free-robux-game-hack In PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 4

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00003043.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3043 26016 bytes
SHA-256: f285807c545deb917159360834e3297a0af86e5c0e94717be1f3a5a5c0c22618
font_01_sfnt_off00006ce1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6CE1 2880 bytes
SHA-256: 10d025f04f706eb71cdda4f99784df1b9ccb52e48080e43095e0398eaef6f132
font_02_sfnt_off000076c7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x76C7 5696 bytes
SHA-256: 450e3ee45915afe13702bf1d587eb8b9ad88a8d2113419ac9f2fd116a828e139
font_03_sfnt_off000083d9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x83D9 18612 bytes
SHA-256: 37b0398febc23a1417b5642eaebf6c5e0b941c8fdaeae9a9e3ba89062b3e12f9

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