MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document is classified as malicious, exhibiting characteristics of a phishing campaign. It leverages a link farm hosted on compromised WordPress sites, directing users to download further malicious content. The presence of external URIs and the ML classifier's high confidence score indicate a deliberate attempt to distribute malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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 https://huntic.ru/uplcv?utm_term=magnetism+and+matter+class+12+notes+pdf+download PDF link annotation
- http://www.ashtralmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082f76c030d2---ruxovatedujawusigono.pdfIn PDF document text
- http://www.phonefixcomo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098af9d3ddec---94526624648.pdfIn PDF document text
- https://xn--80aaaglcftt5alesfkk7f.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/4a741bab4af17a49d44e877c28d9854e/8593644224.pdfIn PDF document text
- https://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/832dc8e4b28b043104299a02e01459ee/rupivuzofevup.pdfIn PDF document text
- http://www.redactordecontenidos.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160866c61341b5---jikenodamexitigabixevamu.pdfIn PDF document text
- http://614move.com/clients/4890/File/gijotudubomerarerobaba.pdfIn PDF document text
- https://fullhousetourism.com/UploadFiles/file/20210523213527116.pdfIn PDF document text
- http://renovator.cz/files/file/gevodeduguzewu.pdfIn PDF document text
- http://graphicon.hu/wp-content/plugins/formcraft/file-upload/server/content/files/160c2958898a15---gamedezinutopelexoxuwap.pdfIn PDF document text
- http://allegroescrow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f0bce7c4db---62366288446.pdfIn PDF document text
- http://inewbus.com/wp-content/plugins/super-forms/uploads/php/files/h263gofhqlbm883ig24cspho21/29726909602.pdfIn PDF document text
- https://nationalcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2fac6271ba---vixagutomovafegesanelet.pdfIn PDF document text
- http://www.yoko-ono.be/images/userfiles/file/pakikifidisoxekigixudoli.pdfIn PDF document text
- https://samyenngochoang.com/wp-content/plugins/super-forms/uploads/php/files/f78ednrvqektgkjflab12vju7e/wukudafaribep.pdfIn PDF document text
- https://www.ideaklinikkadikoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ace29159646---71518345784.pdfIn PDF document text
- https://www.cdscabling.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160816fd4cfb89---39947128018.pdfIn PDF document text
- https://asthasupermarket.com/userfiles/file/muwoduwefivubimepidokevil.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- 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_off0000eeb2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEB2 | 5756 bytes |
SHA-256: 830a50ceb00671498069d7ad1a4d2b4266cd2e34975c14681b15cc2fe2a72c7d |
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font_01_sfnt_off00010266.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10266 | 12092 bytes |
SHA-256: 3fcc9bc2afb89310141b7bb58075ddc1f7deb9369677d90b4d977bb3ebafd91e |
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