MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The numerous embedded URLs point to compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The document's structure and URL patterns are consistent with phishing or malware distribution campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://queure.ru/uplcv?utm_term=new+total+english+starter+pdf
- http://evabody.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16077d2546f2f3---joralizujumasafigogo.pdf
- https://web-sila.ru/wp-content/plugins/super-forms/uploads/php/files/75127a3d7fe6c3431348d80fe46cbed5/57861772942.pdf
- https://thesaddlebank.com/wp-content/plugins/super-forms/uploads/php/files/dnd9ds83irr3e6mdqralumorl7/nowobidudokalarefin.pdf
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607844a002e27---lejepirebaxogowavejosu.pdf
- http://www.holderit.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a249e0040a4---73230370263.pdf
- http://www.photobreak.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607cd2fa5ebbe---wedekifowuve.pdf
- http://clearlakesd.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608d6cae5ffd3---72240519356.pdf
- http://ikhmongol.mn/ckfinder/userfiles/files/47440463629.pdf
- http://greenbiotech.vn/uploads/userfiles/file/murariwitid.pdf
- https://www.ayersworthglen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d9af6bf430---tofexotikumobomofamumo.pdf
- https://skazkavdom.com/wp-content/plugins/super-forms/uploads/php/files/f6305430d1ed0bbf047aff3ee3acf32b/58982937179.pdf
- https://fjordancv.info/wp-content/plugins/super-forms/uploads/php/files/98caf6d9c10fade0dd1cd80355b07362/kezinitun.pdf
- https://www.sussexweddingservices.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160918f5065227---47387323275.pdf
- https://www.hospedeagora.com.br/wp-content/plugins/super-forms/uploads/php/files/0d00vo8m99t5pkrekqifgiefdl/gatoturitave.pdf
- https://glosunspa.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077c9f616e2e---pefadofagepixarufepu.pdf
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/4a8c078590db13da6ea5a7be016f2e39/rorefodowe.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00011bf2.bin5331ce767ff8d836882f109b4a6a335fc48cb18e3de8f302d0bdf383b568564a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BF2 | 5364 bytes |
font_01_sfnt_off00012e42.binef60f8967436cf689c61a126fc7f63c2b4532c5e36a4f8e4b3422e4690423ec5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E42 | 11144 bytes |
font_02_sfnt_off00015420.binb9665bcba64098dbfad72decbe44fb4d8469709a63677bb5d7fcd8d4a1f4249d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15420 | 16876 bytes |
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