MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to compromised WordPress sites, indicating a link farm designed to obscure the ultimate destination. ClamAV and ML classifiers flagged this PDF as malicious, with a high probability of being a phishing or trojan delivery mechanism. While no scripts were directly extracted, the structure and URL patterns are consistent with malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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 http://www.fattyweng.com.sg/wp-content/plugins/formcraft/file-upload/server/content/files/1609c1c48095f6---3259692661.pdf In PDF document text
- http://allseasonsart.com/uploads/fck_uploads/file/kuvuwiredevuzevoxaba.pdfIn PDF document text
- https://bedandbreakfastchia.it/userfiles/file/20420819581.pdfIn PDF document text
- http://markone-tools.com/upload/files/zokato.pdfIn PDF document text
- https://cremeconferences.com/wp-content/plugins/super-forms/uploads/php/files/de941f18db8650a6dae2f85b7845ebaf/bexisokosarir.pdfIn PDF document text
- http://plenaadoracao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a0ec17f311f---10712778115.pdfIn PDF document text
- http://3duct.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609417b316288---nevovetewulalexoloku.pdfIn PDF document text
- http://www.pirac.org/wp-content/plugins/super-forms/uploads/php/files/4a5c02ad7a6454276a229156747b04e4/5378629992.pdfIn PDF document text
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160a323ed3a07e---pejanomimafo.pdfIn PDF document text
- https://delphin-bau.com/ckfinder/upload/files/gipegu.pdfIn PDF document text
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/c6dd881898cae0c83c6bd882db42f612/69737773252.pdfIn PDF document text
- http://kwik-it.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16087217c00589---fefejozemadexoxese.pdfIn PDF document text
- http://travellightnepal.com/userfiles/file/zezinexi.pdfIn PDF document text
- https://lashmakerpro.it/wp-content/plugins/super-forms/uploads/php/files/1fl9u9rtbrc4bgqrns4540sj01/72087938942.pdfIn PDF document text
- https://www.letspassdriving.co.uk/wp-content/plugins/super-forms/uploads/php/files/nc3amg3f15k34tidp3in2vie7p/guxevojetivilase.pdfIn PDF document text
- http://shmountaineering.co.uk/wp-content/plugins/super-forms/uploads/php/files/001pirg0v6vcu88ncpi19k2ha0/kixikujafefu.pdfIn PDF document text
- http://rebornfair.com/FileData/ckfinder/files/20210626_C708C48FB4945FC6.pdfIn PDF document text
- https://cffcommunications.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/1607831aec1578---63223313788.pdfIn PDF document text
- https://www.baptistenhardenberg.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16089a4162f644---moluxokak.pdfIn PDF document text
- http://csc-028.com/userfiles/file/20210624145645_79mdgs.pdfIn PDF document text
- https://hartwellcook.com/wp-content/plugins/super-forms/uploads/php/files/a3eab32b3cadad195465078955e95676/kagovelokilozesow.pdfIn PDF document text
- http://www.segurosfacility.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607a39ab7bd80---82949889659.pdfIn PDF document text
- https://ilmercatinosottocasa.com/file/5464949806.pdfIn PDF document text
- https://islandsvefir.is/wp-content/plugins/super-forms/uploads/php/files/sn2j78pqnooo1baokpugq35vcv/22265689817.pdfIn PDF document text
- http://xboxheerlen.nl/userfiles/file/tezevosatikesoxuwuvud.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=road+map+of+south+africa+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_off0000f565.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF565 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010d7c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D7C | 10748 bytes |
SHA-256: 56b93ac95019cc8fe4bc2bd0e6db1a0cf6b5fde1d2dc0996a55e1cc9aed5c6c8 |
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font_02_sfnt_off0001263b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1263B | 17308 bytes |
SHA-256: 8a094568fe0eccb6e57c9a265d0653b3ef58043012a15319cfcaf0037c3388f8 |
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