MALICIOUS
62
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
The PDF document contains numerous embedded URLs and a document body that promotes free in-game currency for popular games, acting as a lure. The ML classifier flagged this PDF as malicious with a high probability. The presence of external URIs and the overall context suggest the document is designed to trick users into downloading a second-stage payload, likely containing JavaScript, which could then exploit vulnerabilities or lead to further malicious activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9796
Heuristics 4
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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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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 https://netcdn.tw/app/431946152/javascript-roblox-robux-hack-game-hack
- https://www.fubode.org/images/free-robux-pastebin-code_GM431946152.pdf
- https://www.fubode.org/images/the-coin-master-hack_GM406889139.pdf
- https://www.fubode.org/images/free-spin-link-for-coin-master_GM406889139.pdf
- https://www.fubode.org/images/minecraft-pc-free_GM479516143.pdf
- https://www.fubode.org/images/monkey-free-robux_GM431946152.pdf
- https://www.fubode.org/images/how-to-get-free-coins-in-coin-master_GM406889139.pdf
- https://www.fubode.org/images/free-robux-codes-2021-not-used_GM431946152.pdf
- https://www.fubode.org/images/free-robux-com-no-verification_GM431946152.pdf
- https://www.fubode.org/images/coin-master-32-hack-apk-download_GM406889139.pdf
- https://www.fubode.org/images/free-spin-in-coin-master_GM406889139.pdf
- https://www.fubode.org/images/free-roblox-hack_GM431946152.pdf
- https://www.fubode.org/images/free-tiktok-followers-generator-no-human-verification_GM835599320.pdf
- https://www.fubode.org/images/coin-master-free-spins-coins_GM406889139.pdf
- https://www.fubode.org/images/roblox-bad-business-hacks_GM431946152.pdf
- https://www.fubode.org/images/how-to-get-minecraft-pocket-edition-for-free_GM479516143.pdf
- https://www.fubode.org/images/free-spin-link-coin-master_GM406889139.pdf
- https://www.fubode.org/images/free-robux-survey_GM431946152.pdf
- https://www.fubode.org/images/add-robux_GM431946152.pdf
- https://www.fubode.org/images/huskybuscom-free-robux_GM431946152.pdf
- https://www.fubode.org/images/how-to-get-hacks-on-roblox_GM431946152.pdf
- http://en.wikipedia.org/wiki/MIT_License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_004_off000052c8.bin16c1dab44e104be1137b1ecc8ba22625eb221580bb9e41e56c14d2fffa3b4fe9 |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x52C8 | 25924 bytes |
font_01_sfnt_off00008edf.bin4555740682277f0055d57b15bd0ba953e5b51415ea3d21c93db391eace072d4f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8EDF | 2816 bytes |
font_02_sfnt_off000098f0.bin2e1a100b5a450f503d9c90cda90060502d8b991bd55538d7c2cd53149cd676cb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x98F0 | 19004 bytes |
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