MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains numerous external links, many pointing to compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The document body, though heavily obfuscated, appears to be a lure related to search queries, indicating a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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://queure.ru/uplcv?utm_term=how+do+i+find+the+atomic+mass PDF link annotation
- https://lawpropertyconsultants.co.uk/wp-content/plugins/super-forms/uploads/php/files/t6hj0nss4oooic3uhc7tdn68d2/63258360854.pdfIn PDF document text
- https://study-go.info/wp-content/plugins/super-forms/uploads/php/files/eb5fcf710a545ec2950b493fb140f4ea/guladarumafotefusa.pdfIn PDF document text
- http://thehawthornnyc.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083ccc67dbd0---48246971648.pdfIn PDF document text
- http://www.deadclan.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607f7906498ab---vovabepumudize.pdfIn PDF document text
- http://seigyobannkaigaikikaku.com/ckfinder/userfiles/files/notidijarubobaw.pdfIn PDF document text
- http://fmi.lu/userfiles/files/48904577238.pdfIn PDF document text
- http://lisahyatthealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e27e8af75c---70227835545.pdfIn PDF document text
- http://jockmurray.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609430df9765a---86684809872.pdfIn PDF document text
- https://xn----9sbccjdbca7cyaieg1a3j.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/aa5e2c657da242ea989a50ed69e47880/siduwigowevurefaxukoz.pdfIn PDF document text
- https://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/25f4dfa8c9792e0e944fc4839b87e4d4/fazodagagivaxalupimanulo.pdfIn PDF document text
- http://willtorock.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ae427e4aa59---meduzarate.pdfIn PDF document text
- https://dsodrecital.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608bac9a7a30b---renexif.pdfIn PDF document text
- http://perfekttorun.pl/pliki/disagavibopejebumedesera.pdfIn PDF document text
- https://baohohoanglong.com/userfiles/file/mivajit.pdfIn PDF document text
- https://jfefood.com/wp-content/plugins/super-forms/uploads/php/files/864f199eaffcd6aac6b81f16f60ab527/24072623134.pdfIn PDF document text
- http://iideree.org/wp-content/plugins/formcraft/file-upload/server/content/files/1606ed2a7b1dbb---97442266924.pdfIn PDF document text
- https://empylean.com/wp-content/plugins/super-forms/uploads/php/files/oia8ld8ufss0o1sbepr1tg136h/9891574191.pdfIn PDF document text
- http://starlightcelebre.com/clients/4/43/43e9139217482d7666ce300faf566241/File/lamapubafe.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_off0000e705.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE705 | 5188 bytes |
SHA-256: 47b2341071fe8e5919af27e8348b1c8ed3ceb910ebb3659c5e8fa149b34f64bb |
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font_01_sfnt_off0000f89e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF89E | 10796 bytes |
SHA-256: 9996bf66cb5f09c4a5d01e10f9a4c9b424ce1eda2619f5d5f6b7228121c84225 |
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