MALICIOUS
204
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple links pointing to compromised CMS upload directories and disposable hosting, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The presence of numerous external URIs, including those on compromised WordPress sites, points towards a tactic of redirecting users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9906
Heuristics 8
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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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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 https://zohopin.com/calisma2/files/uploads/joxapivenanopotaw.pdf In PDF document text
- https://brusroom.com/wp-content/plugins/super-forms/uploads/php/files/c8115cae2079a7026c3976048ac36abf/pirudulonubodikikarukux.pdfIn PDF document text
- http://mouaumfb.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098fbe488034---11143018215.pdfIn PDF document text
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/16072871a82c36---39796823220.pdfIn PDF document text
- https://smilepath.com.au/wp-content/plugins/super-forms/uploads/php/files/6afa46b86e318a0caf3cd7cd73e22d30/1255901821.pdfIn PDF document text
- https://istihdamhaberleri.com/upload/ckfinder/files/12850404706.pdfIn PDF document text
- http://ridendo.cz/files/file/vaxabimavuvifojikegivaga.pdfIn PDF document text
- http://wedding-ideas.ru/ckfinder/userfiles/files/fatojojekemaxugetipuwaruf.pdfIn PDF document text
- http://www.psstrecno.sk/wp-content/plugins/formcraft/file-upload/server/content/files/160c3c93883db6---forewoxufetuvato.pdfIn PDF document text
- https://militarynetwork.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1608bcb8bcbbc3---nabikimimevitigit.pdfIn PDF document text
- https://traveltokiev.com/wp-content/plugins/super-forms/uploads/php/files/30gir7ok74qch5jf9vmtipgvg2/63724341002.pdfIn PDF document text
- https://www.advids.io/wp-content/plugins/formcraft/file-upload/server/content/files/1607df42967379---tudovewokiromabaxoxi.pdfIn PDF document text
- https://cvenhancer.com/wp-content/plugins/super-forms/uploads/php/files/4a2222607941872bec5e8b7fbdc85d3d/waruworojitujivajov.pdfIn PDF document text
- http://smartpaintingplus.com/userfiles/files/73143919889.pdfIn PDF document text
- https://bikinibody.be/wp-content/plugins/super-forms/uploads/php/files/3s00rbca5glknimac1m7h03av8/48425021725.pdfIn PDF document text
- http://fairview68.org/clients/c/ca/ca24e3df3ff7fa9b839de6c08aba9959/File/jilakepowexapilej.pdfIn PDF document text
- http://stensoproject.com/userfiles/files/gazomarasilafejojowa.pdfIn PDF document text
- http://www.sunarnuricomuisvealisverismerkezi.com/wp-content/plugins/super-forms/uploads/php/files/ugb69qtm9j21uc67n821k3e9u1/jovunopedodiravo.pdfIn PDF document text
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/cd9ffd6f9909a1db48348abbd7f17844/97246123398.pdfIn PDF document text
- http://okzawidow.pl/img/upload/files/66629786746.pdfIn PDF document text
- http://qytbearing.com/upfile/file/26286081677.pdfIn PDF document text
- http://dynamic1984.com/user_file/file/zurosubub.pdfIn PDF document text
- http://robertfeinberglaw.com/images/edit_images/file/50815961964.pdfIn PDF document text
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/df2cd7886709ca45839bece27cf72dce/dokowo.pdfIn PDF document text
- https://travelselection.us/wp-content/plugins/formcraft/file-upload/server/content/files/160b0883ed13d8---62021424636.pdfIn PDF document text
- http://canigrup.com/userfiles/file/bakokejisiwujezipiloraz.pdfIn PDF document text
- https://www.certificagreen.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4ed2a5a4c6---kutov.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=the+panel+stationPDF 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_off0001061f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1061F | 10212 bytes |
SHA-256: 3f64e4e50e7e14c8209d38c41081c54cf3584268c6b90ab6552e1b998ea93aa8 |
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font_01_sfnt_off00011cff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11CFF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013511.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13511 | 17544 bytes |
SHA-256: 349580386548c9927aad30e93861875035e546334de4affda4ef6bf33f96934d |
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