MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous links, many pointing to potentially compromised WordPress sites or disposable hosting, suggesting it functions as a link farm. These links likely lead to phishing pages or further malware downloads, aligning with the 'Pdf.Phishing.Trojan' detection.
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 https://argumentua.com/i/file/66307425475.pdf In PDF document text
- https://planet-for-events.de/userfiles/file/litiniladulimegivop.pdfIn PDF document text
- https://puertoestereo.com/wp-content/plugins/super-forms/uploads/php/files/7vqqj97o604mj0mrk5h8p9rv8j/23137858097.pdfIn PDF document text
- http://school15-tyumen.ru/f/86990618768.pdfIn PDF document text
- http://pinxedien.net/upload/files/fizupe.pdfIn PDF document text
- https://gk-termopanel.ru/wp-content/plugins/super-forms/uploads/php/files/0904be55df737ef6e425fc7a5a7cdd70/64394245601.pdfIn PDF document text
- http://agcslohian.com/userfiles/file/46062600779.pdfIn PDF document text
- http://melissajacksonmd.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c94b68b9703---paripuginazesasiwun.pdfIn PDF document text
- http://fatamorgana.fr/uploads/assets/file/kakubedotoke.pdfIn PDF document text
- https://regalcabs.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160e43fb060a5a---45792880378.pdfIn PDF document text
- https://www.generalutilities.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d991690f63d---lujasilotusotaroxej.pdfIn PDF document text
- https://groupburuemas1.com/contents//files/xidaxo.pdfIn PDF document text
- https://gilbertems.com/videos/file/1706288717.pdfIn PDF document text
- http://exactblue.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ce85b8c702---sozebe.pdfIn PDF document text
- http://edgecs.net/documents/dekisezobuv.pdfIn PDF document text
- https://www.beewellrx.com/wp-content/plugins/super-forms/uploads/php/files/tmp/24876890886.pdfIn PDF document text
- https://www.dentaltaxpros.com/wp-content/plugins/super-forms/uploads/php/files/c4a76c35e74267c9095f86d8d19272a8/1654349030.pdfIn PDF document text
- https://fietenhaardenenkachels.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160a1bd2b275dc---wabuwuxu.pdfIn PDF document text
- https://mygoaltv.com/ipp/images/uploads/files/11078494739.pdfIn PDF document text
- https://itracmediav5.com/ckfinder/userfiles/files/26516108885.pdfIn PDF document text
- https://m-co.de/wp-content/plugins/super-forms/uploads/php/files/4ta4ivus10o6b8pmegt8q5836m/28218064429.pdfIn PDF document text
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/1609ebb559c931---niwirapo.pdfIn PDF document text
- http://www.kliningstroy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16072bb2ef3316---gedibisogewenir.pdfIn PDF document text
- http://www.iqubz.com/wp-content/plugins/formcraft/file-upload/server/content/files/160742855a98fd---titipuwulomepuze.pdfIn PDF document text
- http://structurecreative.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086694491cfd---nemamokitejap.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=oxford+collocations+dictionary+pdf+free+downloadPDF 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_off0000f433.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF433 | 17728 bytes |
SHA-256: 14286a967231a6f16a70f586910da3e245aef64ee3d7bba55d3b118cc28b502c |
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font_01_sfnt_off000122ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122AC | 10940 bytes |
SHA-256: 63f8387cb9c0c7df02dc16391130a27bcd8909b23bbe9f8157661a6e017eb296 |
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font_02_sfnt_off00013c3f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13C3F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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