PDF malware analysis — malicious · 60da80c7369a7827

MALICIOUS

PDF

35.3 KB Created: 2021-06-22 00:20:28 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-29

MD5: 9de443582568d5d73ed53c818838bfd0 SHA-1: b1fd6c4699a7c52ef4a6a9834d088bd1f495386c SHA-256: 60da80c7369a7827733550123a64eeee6870417c2288aab90d19672425f53b63

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains a high-confidence heuristic indicating it links to a game hack lure. The embedded URL, http://netcdn.co/app/431946152/roblox-pastabin-hack-script-game-hack, is likely a redirector to a malicious site designed to trick users into downloading malware or providing credentials. The document body also contains this URL and other links related to game cheats and currency, reinforcing the lure.

Machine Learning

Nyx PDF Classifier malicious score 0.9980

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/431946152/roblox-pastabin-hack-script-game-hack PDF link annotation
- https://www.yatatravel.com/uploaded_files/userfiles/files/free-spins-for-coin-master_GM406889139.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/www-coinmaster-com_GM406889139.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/roblox-free-followers_GM431946152.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/roblox36com-free-robux_GM431946152.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/easy-robux-hack-2021_GM431946152.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/minecraft-pc-download-free-full-version_GM479516143.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/free-coin-master-gift-link_GM406889139.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/how-to-get-free-robux-and-tix-on-pc_GM431946152.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/coin-master-fan-page-free-spins_GM406889139.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/coin-master-free-spins-link_GM406889139.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/mcpe-116_GM479516143.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/free-spins-and-coins-for-coin-master-game_GM406889139.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/how-to-change-your-name-in-roblox-for-free_GM431946152.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/daily-free-spin-coin-master-link_GM406889139.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/coin-master-spin-free_GM406889139.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/block-best-robux_GM431946152.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/free-robux-generator-no-human-verification-2021_GM431946152.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/earn-robux-today-earn-robux-today_GM431946152.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/coin-master-hack-without-human-verification-2021_GM406889139.pdfIn PDF document text
- https://www.yatatravel.com/uploaded_files/userfiles/files/roblox-avatar-maker-free_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_off000030ff.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x30FF	22876 bytes
SHA-256: `e14fcbf5038afe6a2d65aa271092e784349c9c07f9c2b5d91496e4c5a3e14d10`
`font_01_sfnt_off0000648b.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x648B	19212 bytes
SHA-256: `05112682ffe30ab4e70fc4c61f3026a1a0311bf6ee33f60906f9146004ba84f0`

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