MALICIOUS
102
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF document contains numerous links to external resources, many of which are presented as guides for obtaining in-game currency or cheats. The heuristic PDF_SEO_LINK_FARM indicates a large number of external links, and ML_NYX_PDF_MALICIOUS confirms a high probability of maliciousness. The embedded URL http://netcdn.co/app/431946152/www-robux-tv-free-robux-game-hack likely serves as a download point for a secondary payload. While no scripts were explicitly extracted, the nature of the links and the ML detection suggest an attempt to exploit users into downloading malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
Heuristics 4
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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External URI info PDF_URIPDF contains an external URL action
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Embedded URL info EMBEDDED_URLOne 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/www-robux-tv-free-robux-game-hack
- https://purihostel.com/assets/CKImages/files/como-crear-hacks-roblox_GM431946152.pdf
- https://purihostel.com/assets/CKImages/files/shadowslayefighter-in-roblox-robux-hack_GM431946152.pdf
- https://purihostel.com/assets/CKImages/files/coin-master-free-spins-link-no-verification-2021_GM406889139.pdf
- https://purihostel.com/assets/CKImages/files/coin-master-hack-spin-generator_GM406889139.pdf
- https://purihostel.com/assets/CKImages/files/coin-master-hack-2021-free_GM406889139.pdf
- https://purihostel.com/assets/CKImages/files/coin-master-free-cards-link-2021_GM406889139.pdf
- https://purihostel.com/assets/CKImages/files/roblox-jailbreak-how-to-get-free-money_GM431946152.pdf
- https://purihostel.com/assets/CKImages/files/how-do-u-get-free-robux-on-ipad_GM431946152.pdf
- https://purihostel.com/assets/CKImages/files/robux-hack-tools_GM431946152.pdf
- https://purihostel.com/assets/CKImages/files/free-robux-no-human-verification-2021_GM431946152.pdf
- https://purihostel.com/assets/CKImages/files/free-robux-hacker-us_GM431946152.pdf
- https://purihostel.com/assets/CKImages/files/coin-master-hoe-to-get-extra-free-spins_GM406889139.pdf
- https://purihostel.com/assets/CKImages/files/roblox-mad-city-script-hack_GM431946152.pdf
- https://purihostel.com/assets/CKImages/files/coin-master-links-to-free-spins_GM406889139.pdf
- https://purihostel.com/assets/CKImages/files/how-to-change-your-username-in-roblox-for-free_GM431946152.pdf
- https://purihostel.com/assets/CKImages/files/hack-pour-roblox-2021_GM431946152.pdf
- https://purihostel.com/assets/CKImages/files/free-account-roblox-with-robux_GM431946152.pdf
- https://purihostel.com/assets/CKImages/files/free-robux-bc-only_GM431946152.pdf
- https://purihostel.com/assets/CKImages/files/hacks-and-cheats-for-coin-master_GM406889139.pdf
- https://purihostel.com/assets/CKImages/files/free-roblox-promo-codes-for-robux_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_off00003406.bin499e60d9bdf64f79e8f6bb2402bd40281b36d233a455c3b32a371415c5412757 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x3406 | 23260 bytes |
font_01_sfnt_off0000686d.binfb68878a78bc2f18bf131e8165c70ae7160d0f716b571eeb19419e2a0aea40b9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x686D | 19192 bytes |
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