MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as a malicious PDF by ML classifiers and ClamAV. It contains numerous links pointing to compromised websites and disposable hosting, indicating a link farm designed to redirect users. The PDF's structure and the presence of external URI heuristics suggest it is part of a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://merohamro.com/ckfinder/userfiles/files/jazarexolejuwenegipa.pdf In PDF document text
- http://hypotekaprezamestnancov.sk/res/file/42348756877.pdfIn PDF document text
- https://www.generalutilities.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133413531cc4---xodatatevegulab.pdfIn PDF document text
- http://runwellconsulting.com/file/file/nudovigotal.pdfIn PDF document text
- https://gsacademy.ge/uploads/files/sazutukaxula.pdfIn PDF document text
- http://paolacaone.eu/userfiles/files/kedonib.pdfIn PDF document text
- http://cohn-vossen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612ea4fb8e0a2---pobaxejema.pdfIn PDF document text
- http://otevrel.eu/ckfinder/userfiles/files/15114737647.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/161309f0e7c3bf---42276465677.pdfIn PDF document text
- https://duongthuy.net/userfiles/file/lewosawasapivumodemibaj.pdfIn PDF document text
- http://tentauto23.ru/ckfinder/userfiles/files/58779325191.pdfIn PDF document text
- https://chulintemple.house-well.com/CKEdit/upload/files/51215049311.pdfIn PDF document text
- http://ofitecnic.es/files.ofitecnic/fck_up/file/91120423990.pdfIn PDF document text
- http://noithatnhapkhaugiasi.com/luutru/files/88462074667.pdfIn PDF document text
- http://ablerexthailand.com/userfiles/files/62030560527.pdfIn PDF document text
- http://www.laterveer-biesenbeek.nl/ckfinder/userfiles/files/dafevosabojabavozadaxu.pdfIn PDF document text
- http://gloria-eurex.com/images/blog/file/97468305057.pdfIn PDF document text
- http://cppzone.ru/users/blogs/file/66052515882.pdfIn PDF document text
- http://abwingscolley.com/uploads/files/68573063406.pdfIn PDF document text
- http://alfavit.tv/userfiles/file/seluxiro.pdfIn PDF document text
- https://nationalshield-uae.com/userfiles/files/pabasukupazorosidirewe.pdfIn PDF document text
- http://kossuthdigisuli.hu/userfiles/file/ninixudejovavafegel.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=sword+art+online+novel+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_off0000ad97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD97 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c5a9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC5A9 | 15240 bytes |
SHA-256: b06f5ca531b70ddb28c06e0f6af213d17591f9eaf71cc9f8dbea9993ef840710 |
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font_02_sfnt_off0000ec25.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC25 | 10552 bytes |
SHA-256: bba362ec863f075fd58d9b9a593a230fdea99b7ea6f80c52f7d702d876e9da0b |
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