MALICIOUS
176
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised websites, suggesting a phishing or malware distribution scheme. The presence of PDF-specific heuristics like 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' and 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports this, indicating the PDF is part of a link farm hosted on potentially compromised infrastructure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
Heuristics 7
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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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Clickable URI points to raw IP address medium PDF_URI_IP_LITERALPDF contains a clickable HTTP(S) action whose host is a literal IPv4 address. Legitimate documents normally link to named domains; raw-IP destinations are common in disposable phishing and malware-delivery infrastructure.
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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://eliteswimmingpoolsinc.com/wp-content/plugins/super-forms/uploads/php/files/4lp9l2jed148v8m4n7chu1rak6/lizibisuku.pdf In PDF document text
- https://hsegroup.ru/wp-content/plugins/super-forms/uploads/php/files/jrm493rr6ibohq9jqn0sal6cm5/58191355069.pdfIn PDF document text
- https://callhfelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607056ad9fb02---5702593151.pdfIn PDF document text
- http://woonhuislift.info/wp-content/plugins/formcraft/file-upload/server/content/files/160bafa8fe9ddc---6300716379.pdfIn PDF document text
- https://kme.pl/global/app/webroot/uploads/file/16267013455951.pdfIn PDF document text
- https://www.vigo.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160d06b46d0b19---wuserakulolanuvubojozejun.pdfIn PDF document text
- http://accurateverdicts.com/wp-content/plugins/formcraft/file-upload/server/content/files/160adaa7d8099c---kenukudafuloju.pdfIn PDF document text
- https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160711edf57a8a---10559377993.pdfIn PDF document text
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/chjrihshj78jahfnopoeojid20/xujos.pdfIn PDF document text
- https://barcelonacentremedic.cat/files/galeria/files/zigebibazabafarozubuvigi.pdfIn PDF document text
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f070acd0ae3---tegufewo.pdfIn PDF document text
- http://slphs66.com/clients/e/e6/e62fa13cff665df70d7481f632b33819/File/18245243099.pdfIn PDF document text
- http://www.radanhorse.com/resource/files/nejigepugekoropaxi.pdfIn PDF document text
- https://saleskerala.com/ckfinder/userfiles/files/navuxafajawejiwufa.pdfIn PDF document text
- https://torrentclub.vip/wp-content/plugins/super-forms/uploads/php/files/c4ajviv86h1l5dd2cbup3teuml/wuxokos.pdfIn PDF document text
- http://electrogalicia.com/electrogalicia/recursos/archivos/32244607188.pdfIn PDF document text
- https://termofriz.rs//files/bikukigurupisumerimatef.pdfIn PDF document text
- http://dui-antidote.com/images/userfiles/file/98785207855.pdfIn PDF document text
- http://paulsaperstein.com/userfiles/files/8278340169.pdfIn PDF document text
- http://habitat3.eu/userfiles/files/tuxaboxivutugem.pdfIn PDF document text
- http://104.156.58.56/~web2inbox/wp-content/plugins/formcraft/file-upload/server/content/files/160c7792c956ef---wejaz.pdfPDF link annotation
- https://www.lipfish.no/wp-content/plugins/formcraft/file-upload/server/content/files/160923ffcf1abd---tegefatepu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=les+astuces+et+bases+pht+de+gy+55PDF 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_off0000c05d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC05D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d874.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD874 | 10776 bytes |
SHA-256: 69c9619c87a38dc26a4b741e769f37917a76614d7e41012ffe73c0816b7bf632 |
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font_02_sfnt_off0000f110.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF110 | 18184 bytes |
SHA-256: 55de62d22d71b352f4e17f9e10264bf08ccf7c7401798fa8e16dad06aba9748a |
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