PDF malware analysis — malicious · a2f9d3001f22e525

MALICIOUS

PDF

33.1 KB Created: 2021-07-19 04:04:41 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04

MD5: 864ff066601c9cf5906c073dbea7ab4e SHA-1: dbb9b8c8a0a906efa222d777911e817d0da870a4 SHA-256: a2f9d3001f22e52514767726d92b507929d78140ccff28d77dcdd5d759940da3

160 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains multiple links to redirector domains, masquerading as game hacks and free generators. The primary lure, 'Minecraft Windows 10 Hacks', directs users to 'http://netcdn.tw/app/479516143/minecraft-windows-10-hacks-game-hack', which is flagged as a malicious redirector. The document body also contains a call-to-action phrase, 'CLICK HERE TO ACCESS MINECRAFT GENERATOR', further encouraging user interaction with the malicious links.

Machine Learning

Nyx PDF Classifier malicious score 0.9900

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-windows-10-hacks-game-hack In PDF document text
- http://kingmusic.pl/images/free-robux-without-verification_GM431946152.pdfIn PDF document text
- http://kingmusic.pl/images/free-robux-without-doing-anything_GM431946152.pdfIn PDF document text
- http://kingmusic.pl/images/can-you-download-minecraft-for-free_GM479516143.pdfIn PDF document text
- http://kingmusic.pl/images/minecraft-fly-hack_GM479516143.pdfIn PDF document text
- http://kingmusic.pl/images/free-robux-websites-that-actually-work_GM431946152.pdfIn PDF document text
- http://kingmusic.pl/images/play-minecraft-pocket-edition-for-free_GM479516143.pdfIn PDF document text
- http://kingmusic.pl/images/how-to-get-free-robux-2021_GM431946152.pdfIn PDF document text
- http://kingmusic.pl/images/free-robux-codes_GM431946152.pdfIn PDF document text
- http://kingmusic.pl/images/coin-master-free-spins-link_GM406889139.pdfIn PDF document text
- http://kingmusic.pl/images/can-u-get-free-robux_GM431946152.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
`font_00_sfnt_off00002af9.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x2AF9	22888 bytes
SHA-256: `20ed561eda1861bb4730c20eb836035ac90bd92f332d24968db7699ec39d34cf`
`font_01_sfnt_off00005e2f.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5E2F	18696 bytes
SHA-256: `14f86b407040f424958936cb2b2b49b26067a8980bd50a77917f0563cc1bff87`

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