MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links pointing to potentially compromised websites and disposable hosting, suggesting a link farm or phishing lure. Although no scripts were explicitly extracted, the PDF structure and heuristic firings suggest it may leverage embedded JavaScript or other PDF-specific exploits to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9043
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://aep-tc.com/cache/fck_files/file/39614136706.pdf In PDF document text
- http://windcampus.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cbb7cb25ae9---zofanixejujepufuro.pdfIn PDF document text
- https://gmonlinestore.com/wp-content/plugins/formcraft/file-upload/server/content/files/160adfd12ee0df---4236849753.pdfIn PDF document text
- https://hram-uspeniya.ru/ckfinder/userfiles/files/jokivotod.pdfIn PDF document text
- http://www.itbaloch.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082683509f70---bofesadofofelatirupoguk.pdfIn PDF document text
- http://3gr-group.com/ci/userfiles/files/nomizerawoti.pdfIn PDF document text
- http://hanhthien.net/uploads/file/25433473744.pdfIn PDF document text
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/a6cff685a3bfd68cb908cdf6c9a2404f/mepowujagafafiwa.pdfIn PDF document text
- https://yocarbroker.com/upload/ckfinder/files/52979536241.pdfIn PDF document text
- https://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1607e182b1a0bb---komegegewanetovizaz.pdfIn PDF document text
- http://aite-materials.com/upfiles/file/zixadatu.pdfIn PDF document text
- https://chocoinmobiliario.com/wp-content/plugins/super-forms/uploads/php/files/64c21565600bf31cf1cff5b8190992bd/22003182100.pdfIn PDF document text
- http://ildungrice.com/fileupload/fckeditor/file/764510883.pdfIn PDF document text
- https://avphunter.ro/ckfinder/userfiles/files/96562494803.pdfIn PDF document text
- https://conexkarvan.com/cache/fck_files/file/41641140165.pdfIn PDF document text
- http://er-trans.com/img/produkty/files/61448873266.pdfIn PDF document text
- http://donaldnathanlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/30013892914.pdfIn PDF document text
- http://abcbyspu.net/ckfinder/images_store/files/gakar.pdfIn PDF document text
- https://saraelv.no/wp-content/plugins/formcraft/file-upload/server/content/files/160735297ee8d2---xebafako.pdfIn PDF document text
- http://imaginove.eu/data/Files/21793123839.pdfIn PDF document text
- https://www.couleurs-et-jardin.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160b334d07f249---mibobore.pdfIn PDF document text
- https://koratspring.com/upload/file/dimozirajeneledazabe.pdfIn PDF document text
- http://phenix-security.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1608126d7b186b---88807626613.pdfIn PDF document text
- https://www.vigo.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160caba25614fc---nojufiguvuxexiboko.pdfIn PDF document text
- http://kondicionery-ivanteevka.ru/upload_picture/file/81518425985.pdfIn PDF document text
- https://linardi.ru/files/file/kerunopidesomow.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=printable+kindergarten+reading+comprehension+worksheets+pdf+freePDF link annotation
- 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_off0000f6ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF6CA | 11388 bytes |
SHA-256: eb735fb1c05367db9a6b95919bf40075390c71f8e633d4b55787690acbd19765 |
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font_01_sfnt_off0001110c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1110C | 17708 bytes |
SHA-256: f35316698a13990748a4e39a68b7db8a15c9c58628b899d3df397c9e1b78c560 |
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font_02_sfnt_off00013eae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13EAE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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