MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, indicating a link farm designed to redirect users to malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://chaukitchen.com/uploads/files/5134187050.pdf In PDF document text
- http://pokebarslo.com/uploads/files/kotelumadiwenodopapuro.pdfIn PDF document text
- http://humansharehouse.com/userData/board/file/30525482212.pdfIn PDF document text
- http://www.moyekolodin.com/files/kolukalewegabujemus.pdfIn PDF document text
- https://www.okcfarmersmarket.com/wp-content/plugins/super-forms/uploads/php/files/23a551aa7543caf14fbfa1746e0c3e93/wilagazetuneg.pdfIn PDF document text
- https://associazionemusicaviva.it/uploads/file/68220145718.pdfIn PDF document text
- http://geologicatoscana.eu/userfiles/files/finutoropa.pdfIn PDF document text
- http://yepuco.com/uploads/files/83397166574.pdfIn PDF document text
- https://r4binsh4h9-att.com/contents/files/93198077432.pdfIn PDF document text
- http://zl369.net/userfiles/file/koxatuvolodonojotarojirob.pdfIn PDF document text
- https://tunhuaduytan.com/upload/userfiles/files/xonidisolazu.pdfIn PDF document text
- http://petukmahaaaraj.com/userfiles/file/28037907378.pdfIn PDF document text
- http://droneducational.com/admin/userfiles/file/fakimakat.pdfIn PDF document text
- http://s-privod.ru/userfiles/file/38133988614.pdfIn PDF document text
- http://skyrybupaslaugos.lt/uploads/files/57764779858.pdfIn PDF document text
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613aa36d72e00---dojopomomajaxarev.pdfIn PDF document text
- http://grupomarsamo.com/wp-content/plugins/formcraft/file-upload/server/content/files/161307958c29a7---64163515315.pdfIn PDF document text
- http://foxgraphics.paulsfashion.in/files/vewoxovituzifuxifuvaj.pdfIn PDF document text
- https://photojet.bg/userfiles/file/niwovugod.pdfIn PDF document text
- https://muguet.fr/sites/default/files/file/jajoxoru.pdfIn PDF document text
- https://msiutilities.net/documents/xidoz.pdfIn PDF document text
- http://leaders-adv.net/userfiles/file/12701980680.pdfIn PDF document text
- http://hondasushi.com/uploads/files/tunuvela.pdfIn PDF document text
- http://cen7dias.es/userfiles/files/64739055353.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=watch+high+society+online+freePDF 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_off0000dac2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAC2 | 17844 bytes |
SHA-256: 53d9de412da38d2f792d5c95565b94760d624f846edc48a867ef3ed8063cf2cc |
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font_01_sfnt_off000108f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108F5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001210c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1210C | 10720 bytes |
SHA-256: b20dd838bef653ca3c42c8dec949775e4a6040d43dcf64a11566f8ca6512814a |
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