MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a link farm pointing to numerous compromised websites, many of which host other PDF files. This suggests a phishing or malware distribution campaign. The ML classifier and ClamAV detection strongly indicate malicious intent, likely involving exploitation of vulnerabilities or delivery of further malicious content.
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://capitaleny.com/wp-content/plugins/super-forms/uploads/php/files/2f2463b4e7bf7b5927be357e633a81d4/46889878803.pdf In PDF document text
- https://www.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/160952ad046d45---tikuf.pdfIn PDF document text
- http://klpa.net/userData/board/file/20942758311.pdfIn PDF document text
- https://m-co.de/wp-content/plugins/super-forms/uploads/php/files/fhofa40hnul8k9ph5qbgs7bm99/xonorefunimarulili.pdfIn PDF document text
- https://www.sussexweddingservices.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1607589dc79f85---17035874933.pdfIn PDF document text
- https://monarchwinemerchants.com/wp-content/plugins/super-forms/uploads/php/files/39edd9acaf410092e2e2d98578940858/2597432118.pdfIn PDF document text
- https://agentcctv.com/userfiles/file/wuronelinajafezejaw.pdfIn PDF document text
- https://soudurelauziere.com/upload/editor/file/66981321042.pdfIn PDF document text
- http://call.ae/wp-content/plugins/formcraft/file-upload/server/content/files/1607c965730faa---namizum.pdfIn PDF document text
- http://entone.es/wp-content/plugins/super-forms/uploads/php/files/da5ef901672910a172c648a9e0ef19df/42769064610.pdfIn PDF document text
- http://www.trimbleexpress.sk/wp-content/plugins/formcraft/file-upload/server/content/files/1607337f9b4e97---pekomamifekazaweb.pdfIn PDF document text
- https://bladmedyczny24.pl/wp-content/plugins/super-forms/uploads/php/files/4a1f60f30a2f41e5154c057c2c9bd439/mebinalurukebelesixabe.pdfIn PDF document text
- http://analogsys.com/uploaded/file/154706739060bd151f668c8.pdfIn PDF document text
- https://k9-warrior.com/wp-content/plugins/super-forms/uploads/php/files/suhbblu74ooetdpjfnm2p608rd/79503517784.pdfIn PDF document text
- http://augustaelectricalwork.com/editorData/file/wujoxofefiloluki.pdfIn PDF document text
- https://www.abaco-engineering.it/wp-content/plugins/formcraft/file-upload/server/content/files/160b7641bf4130---64989924799.pdfIn PDF document text
- https://rmdschoolandcollege.com/wp-content/plugins/super-forms/uploads/php/files/7kj3kakrohk38u17dibpo6rnj6/fodokazakiso.pdfIn PDF document text
- https://www.crossfitparamaribo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afd5b2e4d3c---gugijedusulagigegulem.pdfIn PDF document text
- https://smarttactic.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160946db42d8bd---58724559847.pdfIn PDF document text
- https://www.psalighting.com/wp-content/plugins/super-forms/uploads/php/files/c71ef7e9d55644a2c87b09aac5b84289/figadovoba.pdfIn PDF document text
- http://kystop.com/wp-content/plugins/super-forms/uploads/php/files/jjjmkgttpmgj2aqm85135i02c1/kimapibelofobudamolofuvu.pdfIn PDF document text
- https://akapacha.com/userfiles/file/govokolinikabepipelirirog.pdfIn PDF document text
- http://countrysquirefoods.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b5924a6039---losemex.pdfIn PDF document text
- http://toyotarent.kr/FileData/ckfinder/files/20210530_5AFE77AFB12DE0BB.pdfIn PDF document text
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b7b81f6d06f---robalexijaj.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=swear+words+in+other+languagesPDF 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_off0000fe1a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE1A | 17096 bytes |
SHA-256: 666a3f43250e4bb353ef03a00c29a7c94dc748177cd77c88d29de379429e7ed6 |
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font_01_sfnt_off00012ac9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AC9 | 10788 bytes |
SHA-256: 53ae4120a86c0b9eb5ab67d18abf267d23778205d96cfa6d49a5a3f2fece2c50 |
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font_02_sfnt_off0001435f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1435F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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