MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and a significant number of external URIs, many of which point to compromised WordPress sites hosting other PDF files. This suggests a link farm designed to distribute malware, likely through a phishing campaign. The ClamAV detection and ML classifier strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://ailani.org/wp-content/plugins/super-forms/uploads/php/files/db4f942849eb75bc86496ce44c9ea780/70133004966.pdf In PDF document text
- http://goodfortune.hk/UpLoadFile/file///gexinerevusulixomewe.pdfIn PDF document text
- http://ttccid.com/userfiles/file/13899056772.pdfIn PDF document text
- http://aajude.pt/backoffice/ckfinder/userfiles/files/tinuzodunumomawigujamo.pdfIn PDF document text
- http://www.gunyagder.org.tr/wp-content/plugins/super-forms/uploads/php/files/knrs2anfebg2lbg75ll8673lj7/xikozekulonujegi.pdfIn PDF document text
- https://ganport.pl/userfiles/file/17710392484.pdfIn PDF document text
- http://pitin-akutsu.com/js/upload/files/98028389671.pdfIn PDF document text
- https://lhorizon.ca/uploadHorizon/file/37801619990.pdfIn PDF document text
- http://alvasari.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a86fe2ebf9---20931179844.pdfIn PDF document text
- https://malimbe.africa/wp-content/plugins/super-forms/uploads/php/files/d7f4da8fbcf2dbe39f704b34674a0d34/jobunuwovezeguraz.pdfIn PDF document text
- http://dpnovelty.com/upload/files/jufejitimoxumi.pdfIn PDF document text
- http://www.lovebliss.tw/UserFiles/files/bozovuwezapetigivamax.pdfIn PDF document text
- http://dlzhrjd.com/images/uploadfile/files/gajuwolitijoxopeba.pdfIn PDF document text
- https://radio-clipa.ro/userfiles/file/97512668368.pdfIn PDF document text
- http://brain-sh.tw/upload/file/sazabubesorogusuz.pdfIn PDF document text
- http://savitaco.com/uploads/images/files/25720439333.pdfIn PDF document text
- https://www.gpaci.org.br/cms/ckfinder/userfiles/files/vilux.pdfIn PDF document text
- https://xn--hjrnskadeakademien-mtb.se/userfiles/file/bisiwaxigene.pdfIn PDF document text
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/dc910d8141322508bb1d2b5a03fd51b4/zezaje.pdfIn PDF document text
- https://koltoztetes-szallitas-lomtalanitas.com/ckfinder/userfiles/files/rakuxozokuzodisevo.pdfIn PDF document text
- http://hieuchuan.com/upload/files/15377637977.pdfIn PDF document text
- http://studioarchoggianiepartners.it/userfiles/files/38956224804.pdfIn PDF document text
- http://standartbio.com/fckfiles/file/zefob.pdfIn PDF document text
- http://xn----1-6cdapb2bdyqawnpcindqfc.xn--p1ai/media/file/sarugotevufodifet.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=aboriginal+animal+symbolsPDF 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_off0000e7da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7DA | 17292 bytes |
SHA-256: 22eed5680acbda5a33275810a3f3651c67494730ed0aeac74f6ac1f41ab07ccf |
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font_01_sfnt_off00011425.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11425 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012c3c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C3C | 10456 bytes |
SHA-256: 18d8238a0c641fbadd3a466e4305da980448099d761915b8f97b5ba098f86cbb |
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