MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file is identified as malicious by ClamAV and an ML classifier, with heuristics indicating it functions as a link farm. Multiple URLs point to compromised WordPress sites, suggesting a phishing or malware distribution scheme. The PDF's structure and the nature of the linked content align with common tactics for luring users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 https://advancedcheckcashadvance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a62d37b3d6d---82226223873.pdf In PDF document text
- http://edgecs.net/documents/58277157559.pdfIn PDF document text
- http://www.movingintofreedom.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bacf1eefc69---sufowosuromakigij.pdfIn PDF document text
- http://www.alwaysflorida.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c520bd8ed34---luxeperisoditoxurunovo.pdfIn PDF document text
- http://atenngo.com/admin/sites/site/documents/pamilolusefewurivojudiwe.pdfIn PDF document text
- http://arabstina.com/ckfinder/userfiles/files/pejivisesoze.pdfIn PDF document text
- https://absolut-fit-and-dance.de/wp-content/plugins/super-forms/uploads/php/files/d70hc6rusjd182q82d0p8blr48/jofaxamutelavokirim.pdfIn PDF document text
- http://pebyte.com/wp-content/plugins/super-forms/uploads/php/files/9qgkc6a719sfqn0kq3csiqngqa/77698725912.pdfIn PDF document text
- http://sevgineslianaokulu.com/ckfinder/core/connector/php/uploads/files/27605893736.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f83df25250---jiwavote.pdfIn PDF document text
- https://etonbio.com/newsLetters/images/file/nemusubunotapi.pdfIn PDF document text
- https://dhesient.com/media/95050505809.pdfIn PDF document text
- https://www.popcaffe.it/wp-content/plugins/super-forms/uploads/php/files/dfd1dd03c94cdd2eb2a2f88287490b6e/fagusubosabozomodu.pdfIn PDF document text
- http://www.onekaddy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093b7f9b7e5f---moluxowetumoba.pdfIn PDF document text
- http://ohappy.org/userData/board/file/saguzazadasavabajubij.pdfIn PDF document text
- https://shinyjewellers.com/wp-content/plugins/super-forms/uploads/php/files/lgrmnbl6c0ah98iqd9htfs532p/mejidotegagem.pdfIn PDF document text
- http://stepasidemedical.com/images/uploads/file/funejenofamigezogujajig.pdfIn PDF document text
- https://grandplaza.bg/uploads/assets/file/lulomibi.pdfIn PDF document text
- https://corpusbg.com/files/fck/file/65207251592.pdfIn PDF document text
- https://lerong.vn/wp-content/plugins/super-forms/uploads/php/files/6d98e36e016185e0c8d1e2498c71bbc7/15148242465.pdfIn PDF document text
- https://leonardscopysystems.com/home/leonards/public_html/ckfinder/userfiles/files/vimat.pdfIn PDF document text
- https://xigmatek.com/upload/files/34965960790.pdfIn PDF document text
- http://www.reroofingbrisbaneqld.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160f7deb186dbf---bomozovutasotedik.pdfIn PDF document text
- https://e-tta.com/app/webroot/userfiles/files/8881999523.pdfIn PDF document text
- https://wentworthre.com/wp-content/plugins/super-forms/uploads/php/files/b294e738bef719bc0f86dea25a2b5b88/kibaladisalejiror.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=dml+commands+in+sql+pdfPDF 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_off0000c365.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC365 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000db77.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB77 | 17444 bytes |
SHA-256: 1d5a703a183b4c58c94fcd173359c53e2739027c12b5eb38e01baab1fdbe5669 |
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font_02_sfnt_off000108c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108C9 | 10596 bytes |
SHA-256: db3c9dbc4eadf888531627bb42939a27971568bba888d85148c13f2c5938c959 |
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