MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample contains embedded JavaScript and multiple external URIs, including one pointing to a raw IP address, indicating malicious intent. The PDF's structure and the presence of numerous links to potentially compromised WordPress sites suggest it is used as a lure to redirect users to malicious content. The ML classifier and ClamAV detection strongly support its classification as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 0.9987
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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Clickable URI points to raw IP address medium PDF_URI_IP_LITERALPDF contains a clickable HTTP(S) action whose host is a literal IPv4 address. Legitimate documents normally link to named domains; raw-IP destinations are common in disposable phishing and malware-delivery infrastructure.
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://alnadaoil.com/userfiles/file/69223510363.pdf In PDF document text
- https://muzeumkonstancina.pl/attachments/file/bodek.pdfIn PDF document text
- http://kraljicabih.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c54289aab6b---rumagelowev.pdfIn PDF document text
- http://tfh-filter.hu/_user/file/zibenunazaj.pdfIn PDF document text
- http://opuspoint.com/ckfinder/userfiles/files/gemolaremujamitabu.pdfIn PDF document text
- https://mandalaconfeccao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608fd65a14d14---foxijodef.pdfIn PDF document text
- http://nemochem.cn/upload/files/xidugemuvuxedupopozirijaw.pdfIn PDF document text
- http://www.iso-clean.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160ad900757487---24637550742.pdfIn PDF document text
- https://cffcommunications.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/160ac727b2b7a9---91629716972.pdfIn PDF document text
- https://noukos.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160892d1d6c35e---pijusaritedawelirosudavan.pdfIn PDF document text
- http://127.0.0.1/bantraicay/js/ckfinder/userfiles/files/kurixano.pdfPDF link annotation
- http://beloit1962.com/clients/8/83/8368a4f838dea3176655029ae9e337da/File/judugiwebemat.pdfIn PDF document text
- https://www.eziblank.com/wp-content/plugins/super-forms/uploads/php/files/c0a531d70377bb07282a31cb8181a271/2241440748.pdfIn PDF document text
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ada0f8ac3b6---92069818215.pdfIn PDF document text
- https://doitsolutions.co/wp-content/plugins/super-forms/uploads/php/files/3bdf9fc13a632bd87da2199489a1b62b/vizipufepiboresenoka.pdfIn PDF document text
- https://biocoils.com/img/file/sosoxase.pdfIn PDF document text
- https://boucherienabli.com/uploads/FCK_files/file/21575191103.pdfIn PDF document text
- http://globalbando.com/DATA/upload/files/202108090800076164.pdfIn PDF document text
- http://atreve.eu/ubezpiecz/obrazy/file/marewavijoveratoxakares.pdfIn PDF document text
- http://barrarioservicos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16081f4e4ed3cc---11318895718.pdfIn PDF document text
- http://tktravel.shop/FileData/ckfinder/files/20210722_B0CD49EEAE268AED.pdfIn PDF document text
- http://huile-de-nigelle.info/userfiles/file/18986806840.pdfIn PDF document text
- http://www.dfdtrading.sk/ckfinder/userfiles/files/62822237251.pdfIn PDF document text
- http://aow.infogestnet.it/ckfinder/userfiles/files/38554338896.pdfIn PDF document text
- http://leap-egypt.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b358189804d---51108255986.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=the+summary+of+after+twenty+yearsPDF 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_off0000d5b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5B3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000edca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDCA | 10604 bytes |
SHA-256: f96d83b41ad736652a256431983f1995d1b9dda605d2414b89f0f21fd1c10b93 |
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font_02_sfnt_off000105f6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105F6 | 17192 bytes |
SHA-256: 082571a3e0de559f364f1199b0489412d2ad532c978fcf72b2150f270596a474 |
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