MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to other PDF files hosted on potentially compromised websites. Heuristics indicate this is 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.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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 https://okinawa4d.com/contents/files/wolakibiz.pdf In PDF document text
- https://xn--interpeas-r6a.es/upload/files/jinokipor.pdfIn PDF document text
- http://52fotki.ru/ckfinder/userfiles/files/sisife.pdfIn PDF document text
- http://www.etoiles-recrutement.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a6c5f72052---ropatawanuxebe.pdfIn PDF document text
- http://onecre.com/images/content/files/69311498507.pdfIn PDF document text
- http://www.dilipprabhavalkar.com/images/file/63215778817.pdfIn PDF document text
- http://wakingbeauty.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a995834a79---61969455802.pdfIn PDF document text
- http://www.blackhillsdancecentre.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134bbddd8c77---61445603725.pdfIn PDF document text
- https://stefandes.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138c4efdd99b---xumuvar.pdfIn PDF document text
- http://magnumprint.ru/upload/files/vegagiritifafiziwuma.pdfIn PDF document text
- http://www.introspekta.si/ckfinder/ckeditor_uploaded_files/files/gajajas.pdfIn PDF document text
- http://barcelonasixtytwo.com/userfiles/file/dipumutefeduwigewivi.pdfIn PDF document text
- https://www.simcoerecovery.net/wp-content/plugins/super-forms/uploads/php/files/9mncvd809s10h35v89bt4utd9k/magasupebepobutokefolav.pdfIn PDF document text
- http://architettipassarinmarzotto.com/userfiles/files/tubirimesebagefawanipo.pdfIn PDF document text
- http://tindangnhadat.vn/upload/files/gutamovutu.pdfIn PDF document text
- http://ressourcengarten.de/azubi/userfiles/files/xokulunozeku.pdfIn PDF document text
- http://arsvet.ru/img/upload/92890605885.pdfIn PDF document text
- https://dichvuketoansg.com/luutru/files/5665348266.pdfIn PDF document text
- https://threadworx.com/thread/admin/uploads/file/61039899852.pdfIn PDF document text
- https://www.advids.co/wp-content/plugins/formcraft/file-upload/server/content/files/16136816ac012c---39713994059.pdfIn PDF document text
- http://zhizhencn.com/filespath/files/20210905095433.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=world%27s+best+photo+editorPDF 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_off00015220.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15220 | 18572 bytes |
SHA-256: d6f33d231a0a45de13e1d64bc3c5b74c99d304e6f77fa8ece0d47c8eaf32c338 |
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font_01_sfnt_off000182e2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x182E2 | 10388 bytes |
SHA-256: 1872556e07fa3650e03e1978897760bd4f12c96d4645aee94aa6670b2f8fdffd |
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font_02_sfnt_off00019a53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19A53 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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