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 numerous URLs, many hosted on compromised CMS uploads, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The document body is unreadable binary data, providing no direct user-facing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://abwcolley.com/uploads/files/40659794911.pdf In PDF document text
- https://teenvolunteerdallas.org/wp-content/plugins/super-forms/uploads/php/files/0dd84a6777c2f1a0e95796940b3bc9bf/girureza.pdfIn PDF document text
- http://a-range.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160b0ad1cd4762---rekegabanulekox.pdfIn PDF document text
- http://sp3siemianowice.pl/userFiles/files/28473020443.pdfIn PDF document text
- https://myphi.biz/nbloom/fckuploads/file/fegizofatonelot.pdfIn PDF document text
- https://too.kg/wp-content/plugins/super-forms/uploads/php/files/a2ad1f0d5145cd0e168118bf83f47917/lesemidewudobija.pdfIn PDF document text
- http://taxilitomerice.cz/ckfinder/userfiles/files/49012267778.pdfIn PDF document text
- https://www.marvistasales.com/wp-content/plugins/super-forms/uploads/php/files/47b9b950080b05a93fe8c62941c45c37/pabigiwijowoz.pdfIn PDF document text
- http://israel-aliya.com/wp-content/plugins/super-forms/uploads/php/files/bede9b54066eedd303b69a3cb199f01f/8946397569.pdfIn PDF document text
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/17f79mf2qaksg9q5sfjt63qmh9/23651992464.pdfIn PDF document text
- https://ilc.ua/wp-content/plugins/super-forms/uploads/php/files/43d8sscje4o41qsvpiq06bd0k4/xazezemipedujexiwa.pdfIn PDF document text
- http://bursaceyizgelinlik.com/images_upload/files/zusurejove.pdfIn PDF document text
- https://www.hinogas.com/wp-content/plugins/super-forms/uploads/php/files/6n1gtiege906fdkjnumr70bh8g/zujabirus.pdfIn PDF document text
- http://dmkaudit.sk/101/upload/file/97541564334.pdfIn PDF document text
- http://geoscan.it/userfiles/files/83584604413.pdfIn PDF document text
- https://termoformat.md/img/files/13625655102.pdfIn PDF document text
- http://crystalcleanwindowsmn.com/clients/c/cc/cc5f591ab25ef7bbd7a205b431f39e57/File/35368663885.pdfIn PDF document text
- https://www.bouwenaaneensterkwerkgeversmerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160a3cbf0107ca---88762829748.pdfIn PDF document text
- https://wlao.on.ca/wp-content/plugins/super-forms/uploads/php/files/feda730f26090aa4c3ab53db7786ad20/fudipasikosa.pdfIn PDF document text
- https://evenimentecastel.ro/wp-content/plugins/super-forms/uploads/php/files/s7e5slcvdg0c8hdnikocq305o5/pefijufijijowokaxonukunu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=free+printable+writing+worksheets+for+first+gradePDF 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_off0000d646.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD646 | 17348 bytes |
SHA-256: cf9288e78354f248ea91c80f674eb20988fde4d553bdf6505603691eb0dc070c |
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font_01_sfnt_off0001033a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1033A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011b51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B51 | 11072 bytes |
SHA-256: d1897b789069eea260a30a64b90196d585d827dce2dc90ad05fdbd686c1df016 |
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