MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ClamAV as 'Pdf.Phishing.Trojan' and an ML classifier indicated a high probability of maliciousness. It functions as a link farm, containing numerous embedded URLs pointing to external PDF files hosted on various domains, suggesting an attempt to distribute malicious content or conduct phishing. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports this, indicating the PDF is designed to host many links on disposable domains.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
Heuristics 5
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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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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://tygodnikzuzlowy.pl/ckfinder/userfiles/files/babetuniwizezapelo.pdf In PDF document text
- https://happyjourney.webtrails.in/ckfinder/userfiles/files/kedudajuziborozorotap.pdfIn PDF document text
- https://ichapps.peaceofworld.com/ichapps/ckeditor-ckfinder-integration/uploads/files/minupumamo.pdfIn PDF document text
- http://citty.org/images/uploads/file/34015500084.pdfIn PDF document text
- http://xn--2e0b95unoa536adofm5h.com/userfiles/file/99936548424.pdfIn PDF document text
- http://accessprecision.com/userfiles/file/71750324158.pdfIn PDF document text
- https://talaa-obour.com/webmisr/uploadwebmisr/file/90156436862.pdfIn PDF document text
- http://dolphinegypt.net/userfiles/file/jefarikususozo.pdfIn PDF document text
- https://stcatherine.ac.ug/wp-content/plugins/formcraft/file-upload/server/content/files/1612f27b82e49c---putifawozuzivabaxepojuda.pdfIn PDF document text
- http://tongkhomica.com/upload/files/bajibupoleterukimunar.pdfIn PDF document text
- http://metrocars.london/survey/userfiles/files/34002163609.pdfIn PDF document text
- https://fetogram.ir/images/upload/files/dulisiragata.pdfIn PDF document text
- http://sarahscupcakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/161442988b554c---jejegonifazubarevuzek.pdfIn PDF document text
- http://transcash.com/ci/userfiles/files/70636280003.pdfIn PDF document text
- http://lovesenergy.nl/file/toxamopa.pdfIn PDF document text
- https://berettyotv.hu/userfiles/files/89176114221.pdfIn PDF document text
- http://softwarefactory.nl/images/file/xonewidefokitixeb.pdfIn PDF document text
- http://rasciindia.com/firetech/ckupload/files/fupetedageladotolujared.pdfIn PDF document text
- https://dalycity.com/wysiwygfiles/file/zuwidojax.pdfIn PDF document text
- http://tabbanbros.com/admin/fckeditor/editor/filemanager/connectors/upload/file/90092548739.pdfIn PDF document text
- https://goez1.com/10005001208290177/ckfinder/userfiles/files/53749968587.pdfIn PDF document text
- https://cmoretv.com/userfiles/79439265727.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=mobile+to+mobile+screen+mirroringPDF 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_off0000e0f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0F5 | 17148 bytes |
SHA-256: 8028031d96d34c5561121a1ac617732c214e062e38b270ff77e59b0d2a031d9f |
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font_01_sfnt_off00010d2f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D2F | 10544 bytes |
SHA-256: 5008f847e64b2598c50465f0e35e278eae50b096b253ba3029d3a6ac3b39227e |
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font_02_sfnt_off00012531.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12531 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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