MALICIOUS
102
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links, many of which point to other PDF files hosted on 'licko.cz', suggesting a link farm designed to distribute potentially malicious content. The presence of a 'download button' heuristic and the ML classifier's high confidence score further support the malicious nature of this document. The primary goal appears to be directing users to external resources offering game cheats and hacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9632
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.xyz/app/406889139/http-bit.ly-coin-master-free-2021-spins-game-hack PDF link annotation
- http://licko.cz/files/get-free-robux-without-doing-anything_GM431946152.pdfIn PDF document text
- http://licko.cz/files/get-gold-coin-master-village-hack_GM406889139.pdfIn PDF document text
- http://licko.cz/files/roblox-arsenal-hack-script-pastebin_GM431946152.pdfIn PDF document text
- http://licko.cz/files/coin-master-free-cards-link-2021_GM406889139.pdfIn PDF document text
- http://licko.cz/files/coin-master-20-free-spins-link-today_GM406889139.pdfIn PDF document text
- http://licko.cz/files/free-roblox-codes-2021_GM431946152.pdfIn PDF document text
- http://licko.cz/files/coin-master-hack-2021-without-human-verification_GM406889139.pdfIn PDF document text
- http://licko.cz/files/how-to-win-free-robux_GM431946152.pdfIn PDF document text
- http://licko.cz/files/minecraft-redeem-code-free_GM479516143.pdfIn PDF document text
- http://licko.cz/files/free-robux-websites-no-human-verification_GM431946152.pdfIn PDF document text
- http://licko.cz/files/lucky-patcher-coin-master-hack_GM406889139.pdfIn PDF document text
- http://licko.cz/files/strucid-aimbot_GM431946152.pdfIn PDF document text
- http://licko.cz/files/free-robux-hack_GM431946152.pdfIn PDF document text
- http://licko.cz/files/rbx-place-free-robux_GM431946152.pdfIn PDF document text
- http://licko.cz/files/infinite-robux_GM431946152.pdfIn PDF document text
- http://licko.cz/files/minecraft-pe_GM479516143.pdfIn PDF document text
- http://licko.cz/files/how-to-get-free-unlimited-robux_GM431946152.pdfIn PDF document text
- http://licko.cz/files/free-robux-hacker-us_GM431946152.pdfIn PDF document text
- http://licko.cz/files/coin-master-hack-spins-ios_GM406889139.pdfIn PDF document text
- http://licko.cz/files/minecraft-switch-free_GM479516143.pdfIn PDF document text
- http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_003_off000046d9.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x46D9 | 24704 bytes |
SHA-256: 06e3e75143a52f8206b1340a12cbae653f12069b7273fcbbab6dea3d29e89f3f |
|||
font_01_sfnt_off00007fb6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FB6 | 2840 bytes |
SHA-256: 3fb127b764b9d10f5525bc4de5ec8316de704409ccb0cf21cff3ad8a30d11676 |
|||
font_02_sfnt_off00008968.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8968 | 18824 bytes |
SHA-256: 7e3049b9a5a0ae93670f4a3987e867be19f2251f6b8a6c3356ce1f88b75303f6 |
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