PDF malware analysis — malicious · 46ca859e2c6bbe29

MALICIOUS

PDF

47.2 KB Created: 2021-06-11 02:04:38 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04

MD5: 154f32960107933b47117e78477b9724 SHA-1: 90d2ce4c3d197817d4f79449c278f036428df5da SHA-256: 46ca859e2c6bbe29cf4d6c9b570d22f2b79b5dbb9502ccb58a3698007daadbf3

160 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains multiple links to redirector infrastructure, specifically advertising 'free generators' and 'game hacks' for popular games like Roblox and Coin Master. The primary malicious URL identified is https://netcdn.tw/app/431946152/roblox-murder-mystery-2-hack-game-hack, which is flagged as a known malicious redirector. While no scripts were explicitly extracted, the PDF structure and heuristic firings strongly indicate a social engineering lure designed to redirect users to potentially malicious content or further download sites.

Machine Learning

Nyx PDF Classifier malicious score 0.9832

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.tw/app/431946152/roblox-murder-mystery-2-hack-game-hack In PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/free-minecraft-survival-server_GM479516143.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/how-do-u-get-free-robux-2021_GM431946152.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/fighting-free-card-coin-master_GM406889139.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/coin-master-hack-online-download_GM406889139.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/easy-points-gg_GM431946152.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/how-to-hack-coin-master-apple_GM406889139.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/free-roblox-clothes_GM431946152.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/hack-roblox-para-volar_GM431946152.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/free-robux-websites-that-actually-work_GM431946152.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/how-to-get-minecraft-realms-for-free_GM479516143.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/tiktok-free-palestine_GM835599320.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/minecraft-hack-download_GM479516143.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/coin-master-rewards-2021_GM406889139.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/coin-master-free-spins-link-today-new_GM406889139.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/coin-master-free-account_GM406889139.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/minecraft-for-free-apk_GM479516143.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/is-minecraft-java-edition-free_GM479516143.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/account-hacker-for-roblox_GM431946152.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/free-roblox-codes_GM431946152.pdfIn PDF document text
- https://tv-transvision.com/ckfinder/userfiles/files/roblox-free-robux-codes_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
`stream_004_off00005351.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x5351	27628 bytes
SHA-256: `710b4ab14aa965bacf6c5e3e34299a214a1b8d862d083330327f85677cbf8dc5`
`font_01_sfnt_off00009367.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9367	19100 bytes
SHA-256: `1cf86bf8494ec1866ec2b662f359670d3ac0731a8f452f2cc17bd1b3307c2418`

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