MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics as malicious, including a high-severity finding for a link farm pointing to compromised WordPress upload storage. The ML classifier also assigned a high probability of maliciousness. The embedded URLs and the overall structure suggest a phishing lure designed to redirect users to malicious content, likely for credential harvesting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9766
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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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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://ccveg.org/wp-content/plugins/super-forms/uploads/php/files/c7scd8n95jc0ap51pmo32k56rg/58681178676.pdf In PDF document text
- http://mynigaoe.com/upload/file/20210511081057.pdfIn PDF document text
- http://helloshoppingnepal.com/userfiles/file/23030003703.pdfIn PDF document text
- https://amalighting.com/wp-content/plugins/super-forms/uploads/php/files/7318a4db382b3e6f6d44bc88b69d7ff4/fatubegox.pdfIn PDF document text
- https://hylyt.co/wp-content/plugins/super-forms/uploads/php/files/d3a83ccec9327cb2fedf0ae034c2a2f2/sekuzudesulalivuvage.pdfIn PDF document text
- http://vksraja.in/fckeditor/upload/file/6787806079.pdfIn PDF document text
- http://accomplishtheimpossible.com/userfiles_ati/file/55271628080.pdfIn PDF document text
- http://christschoolblr.in/userfiles/file/bamepobiwefuwugifovujabi.pdfIn PDF document text
- https://newat.ru/wp-content/plugins/super-forms/uploads/php/files/a6607edf5d551d4f2d9660bc0531f6d8/ratumixanobikezi.pdfIn PDF document text
- https://www.beadvised.co.uk/wp-content/plugins/super-forms/uploads/php/files/6e12863290ffd916142adaf1d77c5a18/ketewuxipadebesamilixu.pdfIn PDF document text
- https://bdsvieclam.com/upload/files/33056159029.pdfIn PDF document text
- http://botanicgardenscafe.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607358a7f2154---bajuwaxorevatera.pdfIn PDF document text
- https://obermeyer-modemarkt.de/upload/file/21388431179.pdfIn PDF document text
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/895abb7358ae73550569e52bde049025/28458105835.pdfIn PDF document text
- http://triatlonbizuterie.cz/sites/default/files/file/50998408438.pdfIn PDF document text
- https://alihuata.com/userfiles/file/20584514401.pdfIn PDF document text
- https://propiedades.net/ckfinder/userfiles/files/49380027497.pdfIn PDF document text
- https://baodinhsolar.com/wp-content/plugins/super-forms/uploads/php/files/8tn45cts0n9b3q2q764mou9t80/1405554524.pdfIn PDF document text
- http://quickfix-poland.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d5fa30f65e---92683815839.pdfIn PDF document text
- http://baikalspring.ru/ckfinder/userfiles/files/wolofuvisegaripituxamaris.pdfIn PDF document text
- http://angarakshaksecurity.com/userfiles/file/41059955562.pdfIn PDF document text
- https://www.reparaciondebomba.com.ar/wp-content/plugins/super-forms/uploads/php/files/o633ga9685kr5p5fs1liifevu1/768550056.pdfIn PDF document text
- https://beribuket.ru/wp-content/plugins/super-forms/uploads/php/files/7748012af2952db73fa05432aa65e14f/xotujat.pdfIn PDF document text
- http://castudio.eu/userfiles/files/42329038358.pdfIn PDF document text
- http://derkwoo.com/upload/editor/files/visikovugo.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=how+to+burn+1000+calories+quicklyPDF 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_off0003e96b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x3E96B | 19012 bytes |
SHA-256: c363c16bdc5f1675235bf73b2cc6ece3c50b3b6c7a011bf7980294caedab9504 |
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font_01_sfnt_off00041c1d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x41C1D | 11064 bytes |
SHA-256: 10529513878ea54a6635242a318b16dbbf21fc163bc1ef596d4a5cafd40e1214 |
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font_02_sfnt_off0004361c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4361C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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