PDF malware analysis — malicious · 9450e0503619d7fe

MALICIOUS

PDF

40.9 KB Created: 2021-04-27 14:34:00 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04

MD5: 007bcfd1d2ea600c97188c4e7991c1da SHA-1: 76a47512f4d2e59f38a3e4d8b9171b9c1db0f889 SHA-256: 9450e0503619d7fe85306f21df821b44cf3aab4c8689dbb544a4e1222cb31be0

160 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains multiple links to websites that are flagged as malicious redirectors, specifically luring users with promises of game hacks and generators. The document body includes phrases like 'CLICK HERE TO ACCESS ROBLOX GENERATOR', reinforcing the lure. While no scripts were explicitly extracted, the PDF structure and embedded URLs strongly indicate a phishing or redirection attempt, likely leading to further malicious content or malware download.

Machine Learning

Nyx PDF Classifier malicious score 0.9941

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/cheats-to-say-phone-in-roblox-game-hack In PDF document text
- https://lib.stie-yai.ac.id/repository/bot-group-hack-roblox.pdfIn PDF document text
- https://lib.stie-yai.ac.id/repository/how-to-instantly-get-free-robux-in-roblox-2021.pdfIn PDF document text
- https://lib.stie-yai.ac.id/repository/how-do-u-become-a-hacker-in-roblox.pdfIn PDF document text
- https://lib.stie-yai.ac.id/repository/how-to-get-free-audio-uin-roblox-2021.pdfIn PDF document text
- https://lib.stie-yai.ac.id/repository/free-sword-that-work-in-roblox-games.pdfIn PDF document text
- https://lib.stie-yai.ac.id/repository/free-10-robux.pdfIn PDF document text
- https://lib.stie-yai.ac.id/repository/get-free-robux-by-watching-ads.pdfIn PDF document text
- https://lib.stie-yai.ac.id/repository/free-roblox-t-shirts-that-are-cool.pdfIn PDF document text
- https://lib.stie-yai.ac.id/repository/pant-free-roblox-sharkblox.pdfIn PDF document text
- https://lib.stie-yai.ac.id/repository/free-robux-every-month.pdfIn PDF document text
- http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_003_off0000424e.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x424E	25488 bytes
SHA-256: `79461cb858febe45e882dfd228ba2098cbd2fa1ddce47faf472fdf46825992ec`
`font_01_sfnt_off00007cdb.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7CDB	18616 bytes
SHA-256: `efa9c600d3072dc96fd16d86a63ffedacfa5d9711e17223b24b20d55d9f0cfc9`

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