MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm directing to multiple URLs hosted on compromised CMS platforms, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. No scripts were extracted, but the structure and embedded URLs point to a malicious link distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
Heuristics 6
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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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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://opalbiosciences.com/wp-content/plugins/formcraft/file-upload/server/content/files/161120b9965d7d---sojodafivefakuruwiriregoj.pdf In PDF document text
- http://hudsonohiohighschoolclassof1980.net/clients/7/7d/7d4b1ad73701457990394555a34ab01f/File/wexifozowekagetema.pdfIn PDF document text
- http://aep-tc.com/cache/fck_files/file/gomomumowenedesobikavokok.pdfIn PDF document text
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/aa17u0rd6hdfn3gob34evhemv6/50413916898.pdfIn PDF document text
- http://studiovalentini.eu/userfiles/files/92904208588.pdfIn PDF document text
- http://alphabodysupplements.com/newerac2c/userfiles/file/57634511923.pdfIn PDF document text
- http://hevolta.com/upload/file/sifurizalegomutigido.pdfIn PDF document text
- http://campingwithconvenience.com/files/files/pulamoda.pdfIn PDF document text
- http://www.homefacelifters.com/wp-content/plugins/super-forms/uploads/php/files/112800cef2033cbfc963da86c70aecaa/simijo.pdfIn PDF document text
- https://www.frankcapassoandsons.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa0df683b71---45347133226.pdfIn PDF document text
- http://kingspec.su/wp-content/plugins/super-forms/uploads/php/files/jnhtdush0t632v7oc73hf073t6/5404041992.pdfIn PDF document text
- http://uhy-th.com/image/upload/files/61502038182.pdfIn PDF document text
- http://normel.org/files/upload/file/35864758128.pdfIn PDF document text
- https://www.partyshuttlebus.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16098336f0ee9a---26434977099.pdfIn PDF document text
- http://feg.vn/uploads/files/21902110135.pdfIn PDF document text
- http://scuderieverdina.it/scuderia/userfiles/file/36164940769.pdfIn PDF document text
- http://selfmadefilms.nl/userfiles/files/jajiwitu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=vik+gran+hotel+costa+del+sol+la+cala+de+mijas+spanienPDF 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_off0001059e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1059E | 17956 bytes |
SHA-256: d35b7aeb95a77e4259b7bf3ad1c9d1d85987104fa043e01ba58af64814f9ae43 |
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font_01_sfnt_off00013368.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13368 | 11152 bytes |
SHA-256: 292753de7975e0dde1a4e310f0e1ac31a01f5f8f70a6f9c75a143fc2192809f2 |
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font_02_sfnt_off00014d0a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14D0A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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