MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to disposable hosting or compromised CMS upload directories, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://wsmr.us/userfiles/file/gutinawegukanad.pdf In PDF document text
- http://cleannshieldflorida.com/wp-content/plugins/super-forms/uploads/php/files/3607e864005217dc253b538d60b9c49c/64091962756.pdfIn PDF document text
- http://roland-toys.eu/userfiles/file/7378054046.pdfIn PDF document text
- http://www.tobywells.org/media/fckdir/file/lawizivovis.pdfIn PDF document text
- http://westhollywood.ilovepokebar.com/uploads/files/soluvokuzoroxubuxikof.pdfIn PDF document text
- https://santa.my/images/users/00000000/files/44392044494.pdfIn PDF document text
- http://bright-inter.com/file_media/file_image/file/buletukide.pdfIn PDF document text
- https://aspit.ro/imagini_ws/medizugogemo.pdfIn PDF document text
- http://lagrupacio.cat/file/jesijodexelisuwowaxon.pdfIn PDF document text
- https://riondene.ch/img/uploads/file/benetorasinopujajowidof.pdfIn PDF document text
- http://skia22.ru/pic/file/10235304152.pdfIn PDF document text
- https://www.urban-quartz.co.uk/wp-content/plugins/super-forms/uploads/php/files/54f187b820a36af31cb3121c82d5aeab/lekipimodujizolasilen.pdfIn PDF document text
- http://speckrepej.com/upload/file/wepevunimilo.pdfIn PDF document text
- http://vektorma.ru/uploads/assets/file/61084008377.pdfIn PDF document text
- http://magogaralbamoble.com/galeria/files/45134594522.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/1613f8bd817527---71305636849.pdfIn PDF document text
- https://keluargamimpi2.com/contents/files/julebojorotutuwigagafa.pdfIn PDF document text
- http://studiogalata.it/userfiles/files/disakasakoduge.pdfIn PDF document text
- http://thaimassageboy.com/ckfinder/userfiles/files/61567905179.pdfIn PDF document text
- http://casavacanzesanvito.eu/userfiles/files/7348727382.pdfIn PDF document text
- http://iaestedresden.de/userfiles/file/rawobisekifixilewoz.pdfIn PDF document text
- https://www.albriug.com/static/editor/ckeditor/ckfinder/upfile/files/83413444875.pdfIn PDF document text
- http://dnepropress.net/files/file/woxezazegelini.pdfIn PDF document text
- http://feedproxy.google.com/~r/MbOu/~3/5bhJmFgkeCE/uplcv?utm_term=resize+pdf+into+smaller+sizePDF 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_off0000c925.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC925 | 10764 bytes |
SHA-256: 91f4dd283a8cb31b9988b55dae2b5e55bcb659a8d48606e7546542329c73ee2c |
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font_01_sfnt_off0000e1e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1E7 | 17864 bytes |
SHA-256: 90fc6adf82446c048ac4a859ef861dd38b780197bd695cd591d23ccca53999e7 |
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font_02_sfnt_off000110df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110DF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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