MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. While no scripts were explicitly extracted, the nature of the embedded URLs and the heuristic firings strongly indicate a phishing or malicious redirection attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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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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 https://www.southdownscellars.co.uk/ckfinder/userfiles/files/titagenobubipisibewogi.pdf
- https://seas2010.cienciaevida.pt/site/upload/file/80121221174.pdf
- http://xn--m1age8bh.xn--p1ai/files/file/90180180074.pdf
- http://scouttautomotive.com/editor_uploads/system/files/monowebizisusuzujosav.pdf
- http://mp-hd.de/data/aktualnosci_imgs/file/talipezotab.pdf
- https://traveletrust.com/basefile/traveletrustcom/files/jofunilogawatozas.pdf
- http://planet-for-events.de/userfiles/file/2912755983.pdf
- http://bangtutrang.com/upload/files/joponofemiribawana.pdf
- https://bellcera.60km.com/upload/files/70649918346.pdf
- http://erfaspot.com/resimler/files/79010831538.pdf
- https://www.ideaklinik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1613240bb8ae4b---84248336550.pdf
- http://www.companyforte.com/imagenes/editor/file/52230335771.pdf
- https://bushregenerators.biz/userfiles/files/birobawub.pdf
- https://drinkpoint.com/uploads/files/luwegikigibuvitazomoki.pdf
- https://lanegarrett.net/userfiles/file/77283417936.pdf
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1613e7b5a587e2---xujamiketelorosalebitola.pdf
- http://x-site.by/upload/editor/files/64710701018.pdf
- http://lesrimaudieres.com/images/uploads/file/buvevarisusam.pdf
- https://www.bevillelecomte.com/ckfinder/userfiles/files/zirujuwikaxinagor.pdf
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130a92802f13---fimobuwigokebulogojo.pdf
- http://compie.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1613be51a9da78---26241350156.pdf
- https://artistaone.co/userfiles/files/88853496736.pdf
- http://utpcomp.ru/uploads/files/buvixusedubegitatoso.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=tvd+the+awakening+pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c8e4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC8E4 | 16792 bytes |
font_01_sfnt_off0000e0f6.bin48ed3cd68291493df585f5b8d2db295a669a0f67045a8e7e4a7ba88d1af01b7e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0F6 | 17220 bytes |
font_02_sfnt_off00010d66.bin9d4ce9a791a5da0eaac68ef89e1d6c04f20f8bd99cded4566c4646dda93fe835 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D66 | 10552 bytes |
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