MALICIOUS
102
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of external links, identified as a link farm, suggesting a malicious intent to redirect users to potentially harmful content. The ML classifier also flagged this PDF as malicious. While no scripts were explicitly extracted, the presence of embedded URIs and the overall structure indicate a likely attempt to deliver a second-stage payload or phish for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9796
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/roblox-life-hacks-game-hack
- http://unilin21.ru/images/how-do-i-get-free-robux_GM431946152.pdf
- http://unilin21.ru/images/roblox-hacked-com-2021_GM431946152.pdf
- http://unilin21.ru/images/coin-master-daily-free-spins-and-coins_GM406889139.pdf
- http://unilin21.ru/images/coin-master-hack-ios-no-verification_GM406889139.pdf
- http://unilin21.ru/images/giftbux-com-free-robux_GM431946152.pdf
- http://unilin21.ru/images/coin-master-32-mod-hack-unlimited_GM406889139.pdf
- http://unilin21.ru/images/free-robux-with-no-verification-2021_GM431946152.pdf
- http://unilin21.ru/images/get-roebucks-com_GM431946152.pdf
- http://unilin21.ru/images/hacker-minecraft-song_GM479516143.pdf
- http://unilin21.ru/images/how-to-get-free-spins-on-coin-master-blogspot_GM406889139.pdf
- http://unilin21.ru/images/free-coin-master-spins-daily_GM406889139.pdf
- http://unilin21.ru/images/how-to-hack-on-roblox-jail-break_GM431946152.pdf
- http://unilin21.ru/images/free-robux-microsoft_GM431946152.pdf
- http://unilin21.ru/images/free-tiktok-accounts-and-passwords_GM835599320.pdf
- http://unilin21.ru/images/free-robux-no-human-verification-no-survey_GM431946152.pdf
- http://unilin21.ru/images/robux-com-free-robux_GM431946152.pdf
- http://unilin21.ru/images/can-you-still-get-minecraft-windows-10-for-free_GM479516143.pdf
- http://unilin21.ru/images/earn-free-robux-by-watching-videos-and-playing-games_GM431946152.pdf
- http://unilin21.ru/images/coin-master-hack-mod-game-download_GM406889139.pdf
- http://unilin21.ru/images/how-to-get-minecraft-windows-10-for-free_GM479516143.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_off0000509b.bin9d6ca8feca0a53070794f28cc68c9cac8cede61f29561e4c0fd3408af3030d90 |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x509B | 25556 bytes |
font_01_sfnt_off00008b79.bin8fc54521f691179232c6528ec87a60611eb6f4e09b6c0f65b1eb4dcb4ea1df95 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8B79 | 3924 bytes |
font_02_sfnt_off0000984a.bin96b3e30c614c1abf0cc6aab9d06c2c777f951b6dc661cdb12373aa3f53dba91b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x984A | 18300 bytes |
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