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 pointing to potentially compromised websites. Several URLs extracted from the document body are associated with file uploads, suggesting a mechanism for hosting or distributing further malicious content. The PDF's structure and the presence of numerous external links strongly suggest a phishing or malware distribution attempt.
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 http://babyshelter.net/assets/upload/files/91484780430.pdf In PDF document text
- https://textosolutionslinguistiques.ca/upload/editor/file/341313873.pdfIn PDF document text
- https://yarpaket.ru/userfiles/file/notifa.pdfIn PDF document text
- http://sabaispa.net/userfiles/file/xofufexul.pdfIn PDF document text
- https://linhngapt.vn/upload/files/27888618941.pdfIn PDF document text
- http://bluebossa.pl/files/file/tuzozigumokukekem.pdfIn PDF document text
- http://kbautotech.com/board/datafiles/imagefile/kuwivamisafefekurulidex.pdfIn PDF document text
- https://psihodesk.ro/ckfinder/userfiles/files/35972599553.pdfIn PDF document text
- http://www.cascinasorigherio.it/wp-content/plugins/formcraft/file-upload/server/content/files/161356249dd2e9---44475847200.pdfIn PDF document text
- http://dep14kirov.ru/userfiles/file/38550500496.pdfIn PDF document text
- https://vuaship.com/wp-content/plugins/super-forms/uploads/php/files/41qqo1158flksdek68759l7v3b/78612449243.pdfIn PDF document text
- http://montoaneli.com/ckfinder/files/fonozowosixowag.pdfIn PDF document text
- http://toptoptraining.ru/img/upload/file/35313115438.pdfIn PDF document text
- http://britishcytology.org.uk/ckfinder/userfiles/files/30712180813.pdfIn PDF document text
- http://gamecoast.by/uploads/files/44806360086.pdfIn PDF document text
- https://www.goldenplanet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1612f2d7de987c---xujugozeputitapunukukoto.pdfIn PDF document text
- http://anipetkingdom.com/webroot/img/files/2671425933.pdfIn PDF document text
- http://teusz.pl/UserFiles/file/negibupunod.pdfIn PDF document text
- http://lotusburbank.com/uploads/files/7964337567.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613414d056614---punefuwifilugifisated.pdfIn PDF document text
- http://focalthai.com/file_media/file_image/file/zazajemoxifezozirisexo.pdfIn PDF document text
- http://thebeautyofdesign.nl/ckfinder/userfiles/files/92873824113.pdfIn PDF document text
- http://www.madiran-cruduparadis.fr/ckfinder/userfiles/files/totofezenuxefute.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=propedeutica+y+semiologia+en+odontologia+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_off0000d489.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD489 | 11180 bytes |
SHA-256: 88e1c81aa8a546941ee2ebd9667c9c2a840606750cb606b0db15759903eaa609 |
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font_01_sfnt_off0000ee79.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE79 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001068b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1068B | 19032 bytes |
SHA-256: 5bf3ed30e5f9995ad4f9f706ef966230a46108aa2d8715313962871e82a1b901 |
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