PDF malware analysis — malicious · 14968a734125baad

MALICIOUS

PDF

43.1 KB Created: 2021-06-13 23:29:47 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27

MD5: d74fdea4886fd044990d890ac6f6b085 SHA-1: 0b7610e3063c4715bd37b01853f39a65fe617b74 SHA-256: 14968a734125baad96dd1767a488e8c2e0485a61538e5cf4ccf794db4ac45e70

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains a lure for a "free generator / game hack" and links to a suspicious URL, indicating a phishing or scam attempt. The ML classifier also flagged this PDF as malicious. Although no scripts were explicitly extracted, the PDF structure and embedded links suggest an attempt to redirect the user to a malicious site, likely for credential harvesting or malware download.

Machine Learning

Nyx PDF Classifier malicious score 0.9971

Heuristics 4

PDF links to a 'free generator / game hack' redirector high 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.
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
External URI info PDF_URI

PDF contains an external URL action
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.co/app/479516143/minecraft-java-free-download-game-hack PDF link annotation
- https://www.air-shop.cz/images/free-robux-place_GM431946152.pdfIn PDF document text
- https://www.air-shop.cz/images/get-free-robux_GM431946152.pdfIn PDF document text
- https://www.air-shop.cz/images/free-robux-mac-download_GM431946152.pdfIn PDF document text
- https://www.air-shop.cz/images/minecraft-windows-10-edition-free-with-java_GM479516143.pdfIn PDF document text
- https://www.air-shop.cz/images/minecraft-com-free_GM479516143.pdfIn PDF document text
- https://www.air-shop.cz/images/coin-master-free-gifts_GM406889139.pdfIn PDF document text
- https://www.air-shop.cz/images/how-to-get-free-premium-roblox_GM431946152.pdfIn PDF document text
- https://www.air-shop.cz/images/wwwfreerobuxgenoratercom_GM431946152.pdfIn PDF document text
- https://www.air-shop.cz/images/claim-free-spins-coin-master_GM406889139.pdfIn PDF document text
- https://www.air-shop.cz/images/roblox-moon-tycoon-hack_GM431946152.pdfIn PDF document text
- https://www.air-shop.cz/images/how-to-get-free-robux-without-verification-2021_GM431946152.pdfIn PDF document text
- https://www.air-shop.cz/images/promo-codes-to-get-free-robux_GM431946152.pdfIn PDF document text
- https://www.air-shop.cz/images/free-robux-no-human-verification-or-survey-2021_GM431946152.pdfIn PDF document text
- https://www.air-shop.cz/images/free-robux-no-verification-2021_GM431946152.pdfIn PDF document text
- https://www.air-shop.cz/images/free-tiktok-accounts_GM835599320.pdfIn PDF document text
- https://www.air-shop.cz/images/roblox-hack-cheat-engine-speed_GM431946152.pdfIn PDF document text
- https://www.air-shop.cz/images/how-to-get-minecraft-for-free-on-chromebook_GM479516143.pdfIn PDF document text
- https://www.air-shop.cz/images/pubg-uc-murah_GM1330123889.pdfIn PDF document text
- https://www.air-shop.cz/images/best-star-wars-maps-free-models-roblox_GM431946152.pdfIn PDF document text
- https://www.air-shop.cz/images/coin-master-vip-hack_GM406889139.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_off00004c46.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4C46	24912 bytes
SHA-256: `65a56f690093b2fa7e040ae06e58da326922f178f12d5bea0f0ac1f7f6e9fab5`
`font_01_sfnt_off00008520.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8520	18572 bytes
SHA-256: `84d994c9ca9b5ef406cb0cbd16402c282b50396e13120ada9f75f5d4c4d42292`

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