MALICIOUS
142
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The PDF document contains numerous links to external websites, many of which appear to be part of a link farm designed to attract traffic. The presence of a fake CAPTCHA heuristic indicates the document's intent is to trick users into interacting with it, likely leading them to malicious or scam content. The ML classifier also flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 0.8948
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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Fake CAPTCHA / human verification prompt high SE_FAKE_CAPTCHADocument displays a fake CAPTCHA or human-verification prompt — used to trick users into running commands or pressing keyboard shortcuts
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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.xyz/app/406889139/daily-free-spins-coin-master-game-hack
- http://halle-wasserball.de/images/how-do-u-get-free-robux-2021_GM431946152.pdf
- http://halle-wasserball.de/images/static-moonactive-net-free-spins_GM406889139.pdf
- http://halle-wasserball.de/images/free-robux-codes-2021_GM431946152.pdf
- http://halle-wasserball.de/images/coin-master-15-free-spin-link-of-last-5-days_GM406889139.pdf
- http://halle-wasserball.de/images/coin-master-hack-app-link_GM406889139.pdf
- http://halle-wasserball.de/images/coin-master-link-daily-get-free-spins-and-coins_GM406889139.pdf
- http://halle-wasserball.de/images/mcpe-com_GM479516143.pdf
- http://halle-wasserball.de/images/freerobuxhack-us-2021_GM431946152.pdf
- http://halle-wasserball.de/images/coin-master-free-spins_GM406889139.pdf
- http://halle-wasserball.de/images/earn-robux-sites_GM431946152.pdf
- http://halle-wasserball.de/images/how-to-hack-roblox-accounts-2021_GM431946152.pdf
- http://halle-wasserball.de/images/coin-master-free-spins-fb-champion_GM406889139.pdf
- http://halle-wasserball.de/images/master-coin-free-spin-daily_GM406889139.pdf
- http://halle-wasserball.de/images/free-robux-hack-no-human-verification_GM431946152.pdf
- http://halle-wasserball.de/images/free-robux-games-that-actually-work_GM431946152.pdf
- http://halle-wasserball.de/images/free-robux-promo-codes-2021_GM431946152.pdf
- http://halle-wasserball.de/images/coin-master-free-online-game_GM406889139.pdf
- http://halle-wasserball.de/images/collect-free-spins-coin-master_GM406889139.pdf
- http://halle-wasserball.de/images/mc-hacks_GM479516143.pdf
- http://halle-wasserball.de/images/free-spins-and-coins-for-coin-master_GM406889139.pdf
- http://en.wikipedia.org/wiki/MIT_License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_003_off00004914.binf5e29ee1c77f19a973002713d72f9aeb0311cf8cfa2d52bb6b9f95ce5f7af347 |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x4914 | 28096 bytes |
font_01_sfnt_off0000893d.bin3fb127b764b9d10f5525bc4de5ec8316de704409ccb0cf21cff3ad8a30d11676 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x893D | 2840 bytes |
font_02_sfnt_off000092ee.bin814bd0a2b88bdef89f3245e401f7fc464bd7314e61fe604409dcfddce4500050 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x92EE | 18308 bytes |
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