MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious Link
The PDF contains a significant number of external links, many pointing to disposable hosting or compromised CMS upload directories, indicating a link farm or phishing lure. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to redirect users to malicious content or phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://giolog.biz/images/bulk_images/files/fugifarewos.pdf In PDF document text
- https://bilegt.mn/userfiles/files/27891804699.pdfIn PDF document text
- http://pkpneu.cz/userfiles/file/xikokisexe.pdfIn PDF document text
- http://www.tsahimmongol.com/uploads/images/files/nofelakezuwa.pdfIn PDF document text
- https://nurea.se/currency/userfiles/file/ridepaja.pdfIn PDF document text
- https://roshnaai.com/ckfinder/userfiles/files/sojosogabekurapiloxe.pdfIn PDF document text
- http://nsfeed.com/_UploadFile/Images/file/joragitobisokona.pdfIn PDF document text
- http://rusiuojigalvoji.lt/wp-content/plugins/formcraft/file-upload/server/content/files/161318607a9889---72045225048.pdfIn PDF document text
- https://drmiamiconnect.com/wp-content/plugins/super-forms/uploads/php/files/c8a0b5e2c56c35e341b1c20854316bc4/78281017838.pdfIn PDF document text
- http://dongamold.com/fckeditor/upload_files/file/11635980029.pdfIn PDF document text
- https://indiantalentjunction.com/milan/media/18542168716.pdfIn PDF document text
- https://dudikom.pl/userfiles/file/bexitebafedusum.pdfIn PDF document text
- https://luyenthitoeic.info/userfiles/file/lexuva.pdfIn PDF document text
- https://coachtourbusrental.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e9b25bafe3---5888616427.pdfIn PDF document text
- http://lafenicealcamo.it/userfiles/files/wagovabupo.pdfIn PDF document text
- https://grdr.org/paidel/ckfinder/userfiles/files/23493849230.pdfIn PDF document text
- http://sigmabhp.pl/userfiles/file/42142899423.pdfIn PDF document text
- http://hotelgiottotorino.com/userfiles/files/zomov.pdfIn PDF document text
- http://ipvoicenj.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612ff0b4cb1b7---tabipo.pdfIn PDF document text
- https://polinagerz.ru/wp-content/plugins/super-forms/uploads/php/files/6et5vesuqqd5r20nf26tptsffh/4291114557.pdfIn PDF document text
- http://xn----ctbguteehkho5h.xn--p1ai/ckfinder/userfiles/files/bigudepafitiveduwumusewa.pdfIn PDF document text
- https://promtour-rural.ro/userfiles/file/nuxoketikisekikotuxezexi.pdfIn PDF document text
- https://www.saenger-ohg.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613b4a12e2313---nabiwixanuzeloj.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=android+screen+unresponsivePDF 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_off0000e56a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE56A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fd7c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD7C | 18220 bytes |
SHA-256: 8f42cb8245e46d683703700eadb616835a030b095fa1a276b3e7f96c325f28c6 |
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font_02_sfnt_off00012c6b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C6B | 10348 bytes |
SHA-256: 942e68214350b27499ec9b4be2cf4082449615c0b310c3587a6141aba0060f5a |
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