MALICIOUS
174
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous external links, many of which are algorithmically generated and hosted on disposable domains, indicating a phishing or malware distribution attempt. The presence of a 'download button' heuristic further supports this, suggesting a lure to download a malicious payload. ClamAV detection and ML classification confirm the malicious nature of the file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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://madiagranitosilano.it/userfiles/files/samakuxotumumi.pdf In PDF document text
- http://zavalinka.by/var/upload/file/10737608838.pdfIn PDF document text
- http://www.radeton-cz.vasestranky.cz/ckfinder/userfiles/files/vexowoparox.pdfIn PDF document text
- https://www.physioaktivkramer.de/wp-content/plugins/formcraft/file-upload/server/content/files/161410e09d3727---tetipewekago.pdfIn PDF document text
- https://alakharia.com/public_html/userfiles/file/woxemikasorukewuxofunin.pdfIn PDF document text
- http://fairway.cc/images/blog/file/manolurojuxapu.pdfIn PDF document text
- http://eortak.com/img/fck_temp/file/93312842929.pdfIn PDF document text
- http://podarox.ru/public/files/10394552638.pdfIn PDF document text
- https://vilus.cz/userfiles/file/35284723428.pdfIn PDF document text
- http://ambulatorioveterinariovianello.eu/userfiles/files/pasedozusejumusukekegoxi.pdfIn PDF document text
- http://bagiez.com/userfiles/file/14420986253.pdfIn PDF document text
- http://sfalojistik.com/userfiles/file/gawal.pdfIn PDF document text
- http://musikpark-live.de/userfiles/file/81609625245.pdfIn PDF document text
- http://edilgroupdigiovanni.it/userfiles/files/47340066667.pdfIn PDF document text
- http://bizwd.com/wp-content/plugins/formcraft/file-upload/server/content/files/161382aa703ba6---62327836259.pdfIn PDF document text
- http://eperon-kochersberg.com/img_db/80088903788.pdfIn PDF document text
- https://castilloexterior.net/ckfinder/userfiles/files/terebajexo.pdfIn PDF document text
- https://tonmathunglan.vn/upload/files/36287774433.pdfIn PDF document text
- http://kondicionery-noginsk.ru/upload_picture/file/5236703058.pdfIn PDF document text
- http://www.gonouvellezelande.com/files/79500856968.pdfIn PDF document text
- http://szyoujin.com/UploadFile/file/20210911081106189.pdfIn PDF document text
- https://briljant-maleri.se/UserFiles/files/72409551974.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=potty+racers+5+unblockedPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ce55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE55 | 16632 bytes |
SHA-256: 3749f2cc6e875c8eee12984f82caddd1a36704af5d61fe436a0af57c737ac57c |
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font_01_sfnt_off0000f930.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF930 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011147.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11147 | 10852 bytes |
SHA-256: 25689b71ba1b954579b6b82bef83fa4284e81844a677b4830b6d6f8d9690d3c3 |
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