MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links to compromised WordPress sites, suggesting it is part of a link farm designed to redirect users to malicious content. The document body, though heavily obfuscated, appears to be a lure related to an 'NCIS Los Angeles' episode guide, a common tactic for phishing campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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.chinahkcarplate.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606e2da229a37---58998475532.pdf In PDF document text
- https://estigotours.com/wp-content/plugins/super-forms/uploads/php/files/e7abc828d5fc01cb8aa5b5811bc11742/90965205065.pdfIn PDF document text
- https://maidintown.co.uk/wp-content/plugins/super-forms/uploads/php/files/eff1b6eb38d6ce5a89c8f0888f6b7c9b/67490339807.pdfIn PDF document text
- https://www.saltriot.com/wp-content/plugins/super-forms/uploads/php/files/3138dacbaf575feacaa281656fe53594/69266252257.pdfIn PDF document text
- https://binhruamuinanobac.com/wp-content/plugins/super-forms/uploads/php/files/pcasb451h8jimfog9jt4sk2q3d/60509044313.pdfIn PDF document text
- https://canvasations.com/wp-content/plugins/super-forms/uploads/php/files/bkks7oo77u6e129p3em4mh6m03/52680096300.pdfIn PDF document text
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607f4b21748c6---wojuxujudis.pdfIn PDF document text
- http://www.atrium-tuiles.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608389beae0fa---12717245268.pdfIn PDF document text
- http://anhuizhkj.com/upload_fck/file/2021-4-30/20210430112304936886.pdfIn PDF document text
- https://www.karenlovelee.com/wp-content/plugins/formcraft/file-upload/server/content/files/160836d6025d03---20026892954.pdfIn PDF document text
- https://www.18fire.com/wp-content/plugins/super-forms/uploads/php/files/8fbe889ffe6ec4132c59b21dd6281e6c/5893120570.pdfIn PDF document text
- https://gift-edu.ru/wp-content/plugins/super-forms/uploads/php/files/99996f17406eaa2dc9930893698d8e8f/torowil.pdfIn PDF document text
- http://mp-hd.de/data/aktualnosci_imgs/file/monazinavamos.pdfIn PDF document text
- http://aptchasers.com/FCKeditor/userfiles/file/90295070732.pdfIn PDF document text
- http://jarosi.hu/files/file/witijetaxojepedax.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=ncis+los+angeles+cbs+episode+guidePDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cf86.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF86 | 5256 bytes |
SHA-256: 94715b0a13b576caa0c0b7126c3278b1be3f39be7639662e58d0a60c324a6335 |
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font_01_sfnt_off0000e17b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE17B | 10588 bytes |
SHA-256: b941f7dbf41f3afc47716bda89bc8ae2daa72795e50ae1ffa65659a329bc1702 |
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