PDF malware analysis — malicious · 5c054565f6a8402f

MALICIOUS

PDF

35.4 KB Created: 2021-06-30 08:31:08 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 99d98ba8aa51bd55e83b4dbab5ddbc59 SHA-1: bb35b68280186a2adc97fdfb2ed6decd7c8b0fb0 SHA-256: 5c054565f6a8402f866812569f690935cc193f02872bb0a8b227c872b7f058a3

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

This PDF document contains a large number of embedded links, many of which are SEO-optimized and point to sites offering "free Robux" or game hacks. The document body explicitly mentions "How To Get Free Robux Youtube Glitch" and includes a "CLICK HERE TO ACCESS ROBUX GENERATOR" call to action. This indicates a phishing or scam attempt designed to drive traffic to malicious websites.

Machine Learning

Nyx PDF Classifier malicious score 0.9980

Heuristics 4

Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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/how-to-get-free-robux-youtube-glitch-game-hack
- http://pustaka.ust.ac.id/repository/coin-master-hack-without-verification-2021_GM406889139.pdf
- http://pustaka.ust.ac.id/repository/minecraft-java-edition-free-download-for-android_GM479516143.pdf
- http://pustaka.ust.ac.id/repository/how-to-hack-a-roblox-account-2021-synapse_GM431946152.pdf
- http://pustaka.ust.ac.id/repository/download-roblox-for-free-on-computer_GM431946152.pdf
- http://pustaka.ust.ac.id/repository/coin-master-free-spins-blogspot_GM406889139.pdf
- http://pustaka.ust.ac.id/repository/coin-master-free-spins-link-blogspot_GM406889139.pdf
- http://pustaka.ust.ac.id/repository/how-to-earn-robux-for-free-2021_GM431946152.pdf
- http://pustaka.ust.ac.id/repository/roblox-hack-com_GM431946152.pdf
- http://pustaka.ust.ac.id/repository/free-tiktok-likes-trial_GM835599320.pdf
- http://pustaka.ust.ac.id/repository/how-to-hack-coins-in-archery-master-3d_GM406889139.pdf
- http://pustaka.ust.ac.id/repository/free-roblox-premium_GM431946152.pdf
- http://pustaka.ust.ac.id/repository/free-free-robux_GM431946152.pdf
- http://pustaka.ust.ac.id/repository/roblox-fun-com-free-robux_GM431946152.pdf
- http://pustaka.ust.ac.id/repository/coin-master-free-coins-and-spins-link_GM406889139.pdf
- http://pustaka.ust.ac.id/repository/free-spin-coin-master-new-link_GM406889139.pdf
- http://pustaka.ust.ac.id/repository/gold-card-coin-master-free_GM406889139.pdf
- http://pustaka.ust.ac.id/repository/free-robux-microsoft_GM431946152.pdf
- http://pustaka.ust.ac.id/repository/free-robux-no-subscription_GM431946152.pdf
- http://pustaka.ust.ac.id/repository/roblox-instakill-npc-hack_GM431946152.pdf
- http://pustaka.ust.ac.id/repository/free-robux-er_GM431946152.pdf
- http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off00003141.bin` `4e4a4f6b6248f37ce4ccb1b60b268c3de08461c5a0a98f39b8c1d938e888994a`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x3141	22832 bytes
`font_01_sfnt_off0000642f.bin` `7994c938fd52834f68ceba170b311793d2f0b265c2f7e07a9b0c45621fb1dea0`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x642F	19508 bytes

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