MALICIOUS
102
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external links, many of which are part of a link farm targeting keywords like 'free Robux' and 'free spins'. The ML classifier strongly indicated maliciousness, and the presence of embedded URLs suggests an attempt to redirect users to potentially malicious sites. No scripts were extracted, but the overall structure and link farm heuristic point towards a social engineering lure for malware or phishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9748
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 https://netcdn.tw/app/431946152/best-free-robux-game-hack
- https://koeltotaal.com/images/free-robux-today_GM431946152.pdf
- https://koeltotaal.com/images/how-to-get-free-spins-for-coin-master_GM406889139.pdf
- https://koeltotaal.com/images/coin-master-free-spins-fb_GM406889139.pdf
- https://koeltotaal.com/images/free-roblox-accounts-generator_GM431946152.pdf
- https://koeltotaal.com/images/how-to-get-free-robux-in-2021_GM431946152.pdf
- https://koeltotaal.com/images/http-coin-master-hack-club_GM406889139.pdf
- https://koeltotaal.com/images/hack-to-get-free-spins-on-coin-master_GM406889139.pdf
- https://koeltotaal.com/images/free-robux-just-enter-username_GM431946152.pdf
- https://koeltotaal.com/images/coin-master-free-spins-and-coins-today-gift-reward_GM406889139.pdf
- https://koeltotaal.com/images/roblox-rewards_GM431946152.pdf
- https://koeltotaal.com/images/haktuts-coin-master-free-spin-link_GM406889139.pdf
- https://koeltotaal.com/images/blogspot-coin-master-free-spins_GM406889139.pdf
- https://koeltotaal.com/images/roblox-cheat-engine-august_GM431946152.pdf
- https://koeltotaal.com/images/coin-master-hack-2021-app_GM406889139.pdf
- https://koeltotaal.com/images/real-free-spins-for-coin-master_GM406889139.pdf
- https://koeltotaal.com/images/pokemon-go-free-version_GM1094591345.pdf
- https://koeltotaal.com/images/best-free-spins-for-coin-master_GM406889139.pdf
- https://koeltotaal.com/images/free-robux-no-human-verification-2021_GM431946152.pdf
- https://koeltotaal.com/images/2021-free-promo-codes-robloxyoutube_GM431946152.pdf
- https://koeltotaal.com/images/roblox-free-online-game_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_off00005124.bine73b80674c24993d429954e2b1a59e6acfca6bf038c573e431af73e0956a81a9 |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x5124 | 24804 bytes |
font_01_sfnt_off00008944.bineb230542719c96b42e3fd8bb01e35f13ebd5f02629049da3a58e7fd7607bf48a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8944 | 2940 bytes |
font_02_sfnt_off00009354.bin3e34d3f6c104d26210f0e4eb199be231cb4ab38c5f6f8b4b1cd950da44e72467 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9354 | 18120 bytes |
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