MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF file detected as malicious by ClamAV and an ML classifier. It contains embedded JavaScript and a significant number of external URIs, many of which point to compromised WordPress sites or disposable hosting, suggesting a link farm designed to distribute malware or facilitate phishing. The presence of embedded JavaScript indicates potential for client-side exploitation or further payload delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9943
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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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 https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1612739ed4a70a---78968663571.pdf In PDF document text
- http://moscow-vernisage.com/files/files/79402774909.pdfIn PDF document text
- https://cvssteelex.com/ckfinder/userfiles/files/torexokizototapemes.pdfIn PDF document text
- https://uaqbakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b2684f48139---68258047963.pdfIn PDF document text
- https://mediabandit.com/wp-content/plugins/formcraft/file-upload/server/content/files/16096452b23e7b---29996288025.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/16116c822d0fc4---10477325810.pdfIn PDF document text
- http://kennedy-jackson.com/clients/f/f7/f78508644b517540cdb1549d93860f53/File/64374722244.pdfIn PDF document text
- http://narcisse.sk/editor_uploads/files/tusiruxovapokevume.pdfIn PDF document text
- http://rcp-ranstadt.us/files/jonafarozifasadepuz.pdfIn PDF document text
- https://basisangka.com/contents//files/dosogagadimarepumosokibip.pdfIn PDF document text
- http://sherwoodonionfestival.com/ckfinder/userfiles/files/vutosirudelu.pdfIn PDF document text
- https://apparel.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/05e44af01e289863fb0cc6fe6193af6e/67035616873.pdfIn PDF document text
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/2c4f1234199be783003d09b952c714c7/tinuwupuzubipiton.pdfIn PDF document text
- http://tvkinter.com/file_media/file_image/file/tunosigeduradizekazapu.pdfIn PDF document text
- https://keiba-like.biz/js/ckfinder/userfiles/files/vudepexafumizoresi.pdfIn PDF document text
- https://nowbali.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/160a7257223252---xeposuvatepiragulofaz.pdfIn PDF document text
- https://carrieres-pierre.com/userfiles/file/43313913692.pdfIn PDF document text
- https://aimtronu.org/userfiles/file/tenode.pdfIn PDF document text
- http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085dacd7fd10---karetowajudegalilejenut.pdfIn PDF document text
- http://training-solutions.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160c4eedbefd26---71045047751.pdfIn PDF document text
- http://kennedy-jackson.com/clients/f/f7/f78508644b517540cdb1549d93860f53/File/21726103408.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160edbab57f3ea---podojafaziwugexutis.pdfIn PDF document text
- https://suemsas.com/wp-content/plugins/super-forms/uploads/php/files/q7o5a0sfs7p1vbaqts1gtahii0/wifegafasej.pdfIn PDF document text
- http://novosib-sport.ru/ckfinder/userfiles/files/80980954343.pdfIn PDF document text
- http://thelewisfamilyreunion.com/clients/c/ce/ce72a6ed4f7059d305e3bbfb121cee90/File/13975096501.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=community+worksheets+for+kindergartenPDF 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_off0000c92b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC92B | 17220 bytes |
SHA-256: 088c6a45f23e3c4f9998fd1ca33ed8c9fcc65a0210594147438c420c2c1891ef |
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font_01_sfnt_off0000f662.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF662 | 11180 bytes |
SHA-256: e4a06b09a29cf4ac6497cc3ee1caa1c5001c0a53a8232c284fdb0254abd66d85 |
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font_02_sfnt_off00011042.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11042 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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