MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF containing embedded JavaScript, which is a common technique for delivering malicious content. The PDF also contains numerous external URIs, many of which point to disposable hosting or compromised CMS uploads, suggesting a phishing or malware distribution campaign. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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 http://osheamaloneynylaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/sezeji.pdf In PDF document text
- https://vietfun.com.vn/wp-content/plugins/super-forms/uploads/php/files/52geqpns3qcl47bqk0i3iv96k4/getivoridizaletovupetijaf.pdfIn PDF document text
- http://sethhukumchandschool.com/userfiles/file/sofakel.pdfIn PDF document text
- https://pinotcar.com/wp-content/plugins/super-forms/uploads/php/files/209468bef76852fc4a1b3cd9f6556fb5/62939959746.pdfIn PDF document text
- https://bursaceviritercume.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad35e0ac936---68719447504.pdfIn PDF document text
- http://famillespourstarlight.ca/clients/a/a9/a9b42c05011d3bb27e7f7ec2ed30324f/File/bokole.pdfIn PDF document text
- https://lsp.od.ua/wp-content/plugins/super-forms/uploads/php/files/l5k2dn8o5a9p7jfm033cd6ren3/98661279535.pdfIn PDF document text
- https://egokituz.org/files/galeria/files/48882167850.pdfIn PDF document text
- https://www.adler-leitishofen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a365e233147---lulejon.pdfIn PDF document text
- http://www.orarestauratorisaf.it/wp-content/plugins/formcraft/file-upload/server/content/files/160de046dcb5d4---rorubu.pdfIn PDF document text
- https://chp-travel.ir/data/file/nojigipizulifeloxujiluro.pdfIn PDF document text
- https://moraure.net/js/ckfinder/userfiles/files/65189832552.pdfIn PDF document text
- http://ganan10.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/160d8c0e32df4e---75191439030.pdfIn PDF document text
- http://pmdrecycling.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d83451edd0---mawuxoguxawutitoxaguviz.pdfIn PDF document text
- https://nutricionintravenosa.com/wp-content/plugins/super-forms/uploads/php/files/c213a257cc96e92b96a00a66da723e62/resixilowevobogalibepifi.pdfIn PDF document text
- http://eros-arena.de/eros/userfiles/file/31001072428.pdfIn PDF document text
- http://bagiez.de/userfiles/file/bifizorefij.pdfIn PDF document text
- https://duext.com/wp-content/plugins/super-forms/uploads/php/files/bde6b22010bbefe110c937731e9abf3f/43940619964.pdfIn PDF document text
- http://nhuaduongnhapkhauaz.info/upload/files/72939153181.pdfIn PDF document text
- http://coachhouse.info/assets/file/kolixulu.pdfIn PDF document text
- https://rozgarnetwork.com/ckfinder/userfiles/files/mosijadawokonar.pdfIn PDF document text
- http://www.jindatunnel.com/up_files/file/gokusuzub.pdfIn PDF document text
- https://www.kiteschule-eckernfoerde.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c717ee27f4a---50403331833.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=developing+the+leader+within+you+2.0+summary+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_off0000e1fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1FC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fa0e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA0E | 17156 bytes |
SHA-256: 9bf635a66585eb72b4f062820641bf2b1dc556ce364d16e5c82e81103f658d33 |
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font_02_sfnt_off00012608.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12608 | 11620 bytes |
SHA-256: 01eab169f084434ceac393c5272e31003a5f91cb2bf9e6bda1c38408b52114fd |
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