MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous links to compromised WordPress sites, suggesting it's part of a link farm used to distribute malicious content or phish users. While no scripts were explicitly extracted, the PDF structure and heuristic firings point towards it being a malicious document, likely delivered via spearphishing.
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 http://www.victorian-manor.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160c74eafd2d96---gukopadezogefe.pdf In PDF document text
- https://themodernla.com/wp-content/plugins/super-forms/uploads/php/files/befa5a9c2a81bd477299f7fca6744150/perogaku.pdfIn PDF document text
- https://g-ortho.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16098999008570---52832902642.pdfIn PDF document text
- https://alutat.com/data/file/zidimiburakobubetokosag.pdfIn PDF document text
- https://www.higher-energy-trampolineclub.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608196b83d747---guragisizutixubozazod.pdfIn PDF document text
- http://security-m.jp/tool/images/file/96925950768.pdfIn PDF document text
- https://www.pfgpartners.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160c5bab8256da---wukipulime.pdfIn PDF document text
- https://amirep.com/wp-content/plugins/super-forms/uploads/php/files/e14e2703e1564b7ee7712cb5771eb70d/zebajatapegogonovafilubuz.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/lbshme6epju57fld2nliaps5au/94538751174.pdfIn PDF document text
- http://www.elsecretodelolivo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160744fea07dbf---18720674761.pdfIn PDF document text
- https://apparel.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/5c6badf6392c7f60079d9e2b8855bba6/derakijokikov.pdfIn PDF document text
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1320112959---temumimupuneveguzoke.pdfIn PDF document text
- http://edu-family72.ru/content/images/uploads/file/febif.pdfIn PDF document text
- https://www.simplythebestevents.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16081971c1adc0---45402251315.pdfIn PDF document text
- https://alsterparkett.de/wp-content/plugins/super-forms/uploads/php/files/38sai8r9gvhjraho3dcmkrihn5/95614999141.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/ngfLrbzwjls/uplcv?utm_term=environmental+nanotechnology+pdfPDF 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_off0000c916.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC916 | 5512 bytes |
SHA-256: b9460ae8867f01e1aa7d8fa74ca03290e46b581de653fc270b850036cc4f1db9 |
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font_01_sfnt_off0000dbbc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBBC | 10376 bytes |
SHA-256: a7154b0b92500dd5cd94d15f98d741186470f3459d3d33256b3abf7db79cdd49 |
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