MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to compromised websites or link farms, suggesting a phishing or malware distribution scheme. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating the document is designed to host many links on disposable hosting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://prsnashville.com/wp-content/plugins/super-forms/uploads/php/files/070187eb732c54c9f4f4cb1d0a0a1b21/25903415016.pdf In PDF document text
- https://rmissio.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160e23bb585889---40162274350.pdfIn PDF document text
- http://dogalakustik.com/depo/sayfaresim/file/73765133315.pdfIn PDF document text
- https://weinquartier.at/wp-content/plugins/super-forms/uploads/php/files/38bf95149cbbd38179b673364d3661be/kazepevemitipevo.pdfIn PDF document text
- http://www.macrolepidoptera.hu/userfiles/files/5610464809.pdfIn PDF document text
- http://tractortools.cz/ckfinder/userfiles/files/jakazuxisefekajaderosani.pdfIn PDF document text
- https://jagamimpi.info/contents//files/kixizowunal.pdfIn PDF document text
- https://www.adler-leitishofen.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609f6ad9b90a7---89110896324.pdfIn PDF document text
- http://agriturismolionsfarm.it/userfiles/files/siniwiwaruxa.pdfIn PDF document text
- http://centrlita.ru/archive/image/file/bawenojoxozirudajuxo.pdfIn PDF document text
- https://vinasimex.com/uploads/file/naxularefapagowaropu.pdfIn PDF document text
- http://inlygiaylynhua.com/upload/files/rozewulogor.pdfIn PDF document text
- http://sushikyototogo.com/uploads/files/tazopuxig.pdfIn PDF document text
- http://www.altrus.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1607ce8d71744c---subanokurejotoreroz.pdfIn PDF document text
- http://beccaro.it/userfiles/files/23031614577.pdfIn PDF document text
- http://thailaundry.com/imgUpload/files/91495928777.pdfIn PDF document text
- https://nuevocoach.co.uk/wp-content/plugins/super-forms/uploads/php/files/3e191db81bded2f48a5230200ae674e1/76310203637.pdfIn PDF document text
- http://amghanoi.com/images/ckeditor/files/nuwopoke.pdfIn PDF document text
- http://micronforgacsolo.hu/UserFiles/file/16154889317.pdfIn PDF document text
- http://bronia.org/userfiles/file/zomifodiw.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=vacation+reply+outlookPDF 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_off0000d4e1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4E1 | 17200 bytes |
SHA-256: a60ba0aa38ecf24a0885f21ec1d923283427975dd616ef8f903593a684ec0576 |
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font_01_sfnt_off000101c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101C6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000119dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119DD | 10476 bytes |
SHA-256: a97414eb1bbbacfe9f9f377608cbc151b18c56aa8123aed23ab780470bafa211 |
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