MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to potentially compromised websites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of urgency lures in the document body further supports a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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 farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://ckattorneys.net/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/tulokodoselumuzoluman.pdf
- http://pc75.net/upfiles/file/1631846598.pdf
- http://thelonerangerfanclub.com/ckfinder/userfiles/files/77224936586.pdf
- https://levin-dent.ru/wp-content/plugins/super-forms/uploads/php/files/ce8b09dba112aaeb32e4179716fe3e18/72226816187.pdf
- https://radekslodkiewicz.pl/files/file/85240208458.pdf
- https://matricula.arendic.cl/files/bimetasaxiwebesukek.pdf
- http://scissortailfarms.com/wp-content/plugins/formcraft/file-upload/server/content/files/16144f4266ea0e---bopaxarunasewaxesata.pdf
- https://madame-tina.com/ckfinder/userfiles/files/44823350703.pdf
- https://kingdomofgodmn.org/userfiles/files/xiwulomuzifalujumol.pdf
- http://mega.kz/media/upload/files/40312507899.pdf
- http://hyunshin.net/userfiles/file/39397557912.pdf
- http://agriturismoilnoceto.com/userfiles/files/2716842839.pdf
- https://broadstripe.com/wp-content/plugins/super-forms/uploads/php/files/928748a95f4a9961d4afe95797e79bd2/vogitofulegutowutivin.pdf
- http://topp.pl/_topp/file/83826642529.pdf
- http://hmondo.com/userData/board/file/99129697986.pdf
- https://www.abaco-engineering.it/wp-content/plugins/formcraft/file-upload/server/content/files/1614877b33ddad---botefutufubajunov.pdf
- http://funagamex.vn/PhuongNamGroup/userfiles/files/11504256790.pdf
- http://kepco-group.com/uploaded_files/userfiles/files/93751853225.pdf
- https://euronet.stonavka.cz/webpagebuilder/ckfinder/userfiles/files/sulunukataxiler.pdf
- http://imoroz.by/upload/file/47145535465.pdf
- https://skvacations.com/userfiles/file/46685073944.pdf
- http://svatba-emi.com/uploads/pages/files/32605052360.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=how+do+i+use+my+firestick+without+the+remote
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d497.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD497 | 16792 bytes |
font_01_sfnt_off0000eca9.bindf2d9c765bc0dd27d572986c37ae2c18b77a79f64ff0abca4b9368c16d91b13b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECA9 | 18428 bytes |
font_02_sfnt_off00011ca8.bin59fd41469a5936e35780c0109c2014bf2bcbb39a419bf1f563bea25ec0d527a7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11CA8 | 10812 bytes |
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