MALICIOUS
142
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF document contains a launch action that directs users to external URLs, disguised as offers for in-game currency or items. The presence of a large number of linked PDFs, many with SEO-optimized titles, suggests a link farm designed to attract users searching for cheats or hacks. The ML classifier strongly indicates malicious intent, likely to deliver a second-stage payload or phish for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
Heuristics 5
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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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Launch action high PDF_LAUNCHPDF contains a /Launch action with an unresolved or extension-less target — treat as potentially dangerous
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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/free-robux-100-percent-real-game-hack PDF link annotation
- https://www.similar.com.tw/upload/files/free-spin-link-coin-master-today_GM406889139.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/roblox-account-stealing-hack-pastebin_GM431946152.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/haktuts-coin-master-free-spin-link-today_GM406889139.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/free-spins-coin-master-links_GM406889139.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/how-to-get-free-spins-on-coin-master-2021-iphone_GM406889139.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/minecraft-pe-mod-menu_GM479516143.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/coin-master-free-spins-daily_GM406889139.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/how-do-you-get-free-robux-on-roblox_GM431946152.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/daily-coin-master-free-spins_GM406889139.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/coin-master-hack-2021-android_GM406889139.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/free-robux-generator-no-human-verification-2021_GM431946152.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/how-to-get-free-builders-club-on-roblox-hack_GM431946152.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/how-do-you-hack-a-roblox-account_GM431946152.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/free-robux-instantly_GM431946152.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/coin-master-free-download-pc_GM406889139.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/dantdm-shirt-roblox-free_GM431946152.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/free-roblox-lvl-7_GM431946152.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/how-to-get-free-robux-on-ipad_GM431946152.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/coin-master-card-link-free_GM406889139.pdfIn PDF document text
- https://www.similar.com.tw/upload/files/launch-roblox-hacks_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_off000031e9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x31E9 | 21784 bytes |
SHA-256: 4f204fe7ba1608f685bf59774fd88675a087744fd9827aebdc53762ba673e223 |
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font_01_sfnt_off000061b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61B2 | 19324 bytes |
SHA-256: 232e9bc3224162b89ae212211d112f43896486f9da41a6d435c4a9b4967de769 |
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