MALICIOUS
180
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains numerous links to websites offering game hacks and free in-game currency, specifically targeting Roblox players. The primary link, http://netcdn.tw/app/431946152/blue-banded-tophat-gives-you-free-robux-game-hack, is identified as a malicious redirector. This suggests the document is part of a phishing or malware distribution campaign, likely using the lure of free items to trick users into visiting malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
Heuristics 5
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PDF links to a 'free generator / game hack' redirector critical PDF_GAME_HACK_REDIRECT_LUREPDF'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. CRITICAL on its own: the /app/<id>/<slug>-game-hack path shape is unambiguous scam infra, and the host rotates so a host-list match can't be relied on.
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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) or Microsoft license-boilerplate 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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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.tw/app/431946152/blue-banded-tophat-gives-you-free-robux-game-hack In PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/minecraft-free-school_GM479516143.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/free-pets-on-adopt-me-roblox_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/mcpe-master-coins-hack_GM406889139.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/robux-generator-2021_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/how-to-install-minecraft-for-free_GM479516143.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/roblox-banning-simulator-hack_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/roblox-robux-hack-tool-generator_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/roblox-get-free-groups_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/cheat-engine-work-on-roblox_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/robux-hack-no-verification_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/free-robux-2021-april_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/groups-that-give-free-robux-roblox_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/free-premium-roblox_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/how-to-get-free-robux-without-verification_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/robux-for-offers_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/dlls-for-roblox-hacks_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/how-to-ban-people-on-roblox-hack-script_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/free-robux-no-downloading-apps_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/how-to-hack-roblox-accounts-on-phone_GM431946152.pdfIn PDF document text
- http://www.technibuild-group.com/uploaded_files/userfiles/files/free-robux-android-game_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_off00002fda.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2FDA | 22084 bytes |
SHA-256: 964088c9efe6310439b69735925de7e11c002a7c48ba1e044c58f54bd7796af6 |
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font_01_sfnt_off000060c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x60C5 | 19620 bytes |
SHA-256: a7260f6a1f908c2c43a7da8914c14a730ab88871f74f0b995333ebdfdcf8d1b8 |
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