MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links pointing to potentially compromised WordPress upload directories and other disposable hosting sites, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. While no scripts were directly extracted, the structure and embedded URLs are indicative of a malicious PDF designed to redirect users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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 to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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://wjvanderheidedienstverlening.nl/uploads/file/35410577496.pdf In PDF document text
- https://daleel.global/wp-content/plugins/super-forms/uploads/php/files/90q6os5qkrf0nc7ub58b811mjf/xilakuwefamakula.pdfIn PDF document text
- http://bjhtdszdh.com/v15/Upload/file/2021518212567065.pdfIn PDF document text
- https://masterpieces-mallorca.com/wp-content/plugins/super-forms/uploads/php/files/f5dd9fb754818710016271ec405d663b/39301835675.pdfIn PDF document text
- http://www.putnamtaxi.net/wp-content/plugins/formcraft/file-upload/server/content/files/160b5c9c6050d9---nasizisiwolavasagipaber.pdfIn PDF document text
- http://www.peopleoftheheath.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2afeeb898a---tilikabunawifejuwik.pdfIn PDF document text
- https://lion-trading.co.uk/wp-content/plugins/super-forms/uploads/php/files/c0fqsla0g76pa2gn75a9msknum/lerosuj.pdfIn PDF document text
- http://afgventuregroup.com/cfiles/file/59488734443.pdfIn PDF document text
- http://www.aqsclimited.com/EditorImages/file/fitonewepa.pdfIn PDF document text
- https://dfa-finanz.de/wp-content/plugins/formcraft/file-upload/server/content/files/160835dfeee312---bawovosabawuguxejunirefo.pdfIn PDF document text
- http://globalroomplus.com/bot/ckfinder/uf/files/42352785179.pdfIn PDF document text
- https://akrmedia.no/ckfinder/userfiles/files/95241973028.pdfIn PDF document text
- http://www.radioemka.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087ac3b84386---xezuroveguwolajuv.pdfIn PDF document text
- https://nobleanimalsanctuary.org/wp-content/plugins/super-forms/uploads/php/files/tmp/rijewagip.pdfIn PDF document text
- https://sarvodayasamaj.uk/upload/files/digot.pdfIn PDF document text
- http://www.sunarnuricomuisvealisverismerkezi.com/wp-content/plugins/super-forms/uploads/php/files/tnhdootnve6v52anrosrq533g1/29153216928.pdfIn PDF document text
- http://fly.no1-yes.com/userfiles/file/duxiwonipomajimeteguder.pdfIn PDF document text
- https://bhandarisurgical.com/ckfinder/userfiles/files/26631337153.pdfIn PDF document text
- http://profitoolinfo.ru/ckfinder/userfiles/files/xitiri.pdfIn PDF document text
- https://wholisticvibrations.com/wp-content/plugins/super-forms/uploads/php/files/7703438ccb8f4a811dbff6bc1a94ea16/90191749577.pdfIn PDF document text
- https://www.reparaciondebomba.com.ar/wp-content/plugins/super-forms/uploads/php/files/p0r6na1bc471dgnpeudk9o1mi7/14776531854.pdfIn PDF document text
- https://premium-house.uz/images/file/tuvulefuraxedokorike.pdfIn PDF document text
- https://www.simcoerecovery.net/wp-content/plugins/super-forms/uploads/php/files/i9m9u62ds5oaia12a3cnts6j01/woliraxunobipaxebaranizon.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=dicks+sporting+good+hours+altoonaPDF link annotation
- http://kioskcondoweb.wpengine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607399c0e5e19---38048741123.pdfIn PDF document text
- 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_off0000d2ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2CA | 10856 bytes |
SHA-256: c43e81db6eb0d5b33ea8496db22755c99a078c4cde3edadb492517804845ae53 |
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font_01_sfnt_off0000eb92.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB92 | 17188 bytes |
SHA-256: ca68e213cfa1ca26c72ec4a4fcfee9fc2f4962fb74ec76aa97830d073ccf6f97 |
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font_02_sfnt_off0001187a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1187A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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