MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous links to external websites, many of which are hosted on compromised CMS upload directories or disposable hosting, indicating a link farm for SEO manipulation or phishing. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://www.okcfarmersmarket.com/wp-content/plugins/super-forms/uploads/php/files/982fe34ea59b2f7f7c0e917b1a43602e/56226389969.pdf In PDF document text
- https://elitteaccesorios.com/wp-content/plugins/super-forms/uploads/php/files/dbiltbthafa7ttltlu5hf0kd8d/7591305017.pdfIn PDF document text
- http://thongthien.vn/upload/files/tumorufupuwijok.pdfIn PDF document text
- https://www.hemoroidklinigi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e717467256---51784995155.pdfIn PDF document text
- http://tms-operation.com/upload/files/nuvotisegorosi.pdfIn PDF document text
- https://www.andrecampbell.ca/wp-content/plugins/super-forms/uploads/php/files/daaaa5214a2f094bcb67bde2e7b0d98a/lefisidusinilezapit.pdfIn PDF document text
- https://anpheatingandac.com/nbloom/fckuploads/file/84974572257.pdfIn PDF document text
- https://ajwatravel.com/wheelmarine/userfiles/file/wufirogagiwelime.pdfIn PDF document text
- http://ekonopuntos.com/campannas/file/ranafizabe.pdfIn PDF document text
- https://balajitutorial.com/admin/userfiles/file/pibafirubarerejaro.pdfIn PDF document text
- https://die-elke.de/cms/elke_page_files/file/rezukotarozexezixozekigu.pdfIn PDF document text
- http://year-c.com/upload_fck/file/2021-6-16/20210616011825588742.pdfIn PDF document text
- http://vksraja.in/fckeditor/upload/file/vudomemuzoteparujagegere.pdfIn PDF document text
- https://givemeit.ru/wp-content/plugins/super-forms/uploads/php/files/e570ec62ee342a97579cc8811cd46978/84446995600.pdfIn PDF document text
- http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086958d482a5---letamarisisubajamoze.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=anderson+surname+meaningPDF 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_off00018c58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18C58 | 19252 bytes |
SHA-256: fc098798b0821af5948dcddf21d48d1ff3be9b6ecf108226c1ccd4cee4f2faaf |
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font_01_sfnt_off0001bcc9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1BCC9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001d4e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1D4E0 | 10528 bytes |
SHA-256: 4b315484fc4d999e31ccc147bcfd34fbef21db599097b066400f739cd6f44d1e |
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