MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to potentially malicious PDF files hosted on various domains, suggesting a link farm or redirection mechanism. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a tactic to obscure the true destination. While no scripts were explicitly extracted, the nature of the embedded URLs and the detection suggests it's likely a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
Heuristics 5
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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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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://blfimmobiliare.com/userfiles/files/16082682569.pdf In PDF document text
- https://oncallanatomist.org/ckfinder/userfiles/files/nuvixelowukimi.pdfIn PDF document text
- http://azstorestudio.com/uploads/files/dozeg.pdfIn PDF document text
- http://herfon-machinery.com/images/ckfinder/files/20210916141113.pdfIn PDF document text
- http://yonseri.org/userfiles/files/mutezujenakuvejeva.pdfIn PDF document text
- https://www.ediliziaindustriale.com/wp-content/plugins/formcraft/file-upload/server/content/files/161384f3ede80d---49456206983.pdfIn PDF document text
- https://melnikhouse.com/userfiles/file/rezanabatenufevemifoze.pdfIn PDF document text
- http://www.ezmoving.com/file/buzoripuwi.pdfIn PDF document text
- https://gastriklandsbf.se/UserFiles/files/vedonalovekirilu.pdfIn PDF document text
- https://cakesandcupcakes.net/userfiles/files/fajovizalisevevifazeneri.pdfIn PDF document text
- http://sangiorgioautoservizi.com/userfiles/files/37900114314.pdfIn PDF document text
- http://ros.by/ckfinder/userfiles/files/22426149268.pdfIn PDF document text
- http://cicm2015.mist.ac.bd/app/webroot/ckfinder/userfiles/files/94739561959.pdfIn PDF document text
- http://elistaprezentow.pl/userfiles/file/lekukiwi.pdfIn PDF document text
- https://softwebstar.com/shop/userfiles/file/47751236497.pdfIn PDF document text
- http://antik-cafe-bergen.de/wp-content/plugins/formcraft/file-upload/server/content/files/16141b554c5815---6670250709.pdfIn PDF document text
- http://atut-biuro.com/uploaded/file/jixipaxidag.pdfIn PDF document text
- http://only-svet.ru/upload/files/ropute.pdfIn PDF document text
- http://tikatalog.sk/_files/file/vupunikekolagoperewavuj.pdfIn PDF document text
- http://seritour.com/rsm/files/pekatenevef.pdfIn PDF document text
- https://www.wroclawmodelshow.pl/ckfinder/userfiles/files/37037452334.pdfIn PDF document text
- http://sp2wronki.pl/fotki/fotki/file/xedujulutubudiruwa.pdfIn PDF document text
- http://xn--80adpfaaeictf0c6c7i.xn--p1ai/public/file/75793622055.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=secondary+3+english+comprehension+practice+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_off0000d6ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6AC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000eec3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEC3 | 11428 bytes |
SHA-256: 43a3529e24dbef84c12c7ee894e7b7c37b5a15a7c2fa32b590015759f2464c7a |
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font_02_sfnt_off00010957.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10957 | 17912 bytes |
SHA-256: a6d7f62e7445d3be64509208db4b9f910bd40368470519c517ef08766d668217 |
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