MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by ClamAV and an ML classifier. It functions as a link farm, containing numerous URLs pointing to compromised WordPress sites. These links likely serve as redirects to phishing pages or malware download sites, aligning with the characteristics of a phishing attack delivered via attachment. No scripts were extracted, but the structure and URL patterns are indicative of malicious intent.
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://alsterparkett.de/wp-content/plugins/super-forms/uploads/php/files/hdpef3kcbe5k8atuacfptg5kcb/xupumetosexubikumupuji.pdf In PDF document text
- https://zazilha.com.mx/wp-content/plugins/super-forms/uploads/php/files/57978477ce313a1e8b0191e4d29e6da4/62452611915.pdfIn PDF document text
- https://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/d43f24f7d0d4f7f06193f0ec434357be/45673497755.pdfIn PDF document text
- https://braviengenharia.com.br/wp-content/plugins/super-forms/uploads/php/files/cbo33utfch0dlti4m99smft3bb/gasobusaworavopasude.pdfIn PDF document text
- https://3dreamvr.com/wp-content/plugins/super-forms/uploads/php/files/683213b57188bd61e95a042657c91e85/toronawefifi.pdfIn PDF document text
- http://chagatea.ru/wp-content/plugins/super-forms/uploads/php/files/afec69190fad446d8c76355024fd5eec/zupamixirufadetowevux.pdfIn PDF document text
- https://www.projectorrentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fad5d71cd0---kubanelusejo.pdfIn PDF document text
- http://www.marcado.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16070368e272f7---79378504659.pdfIn PDF document text
- https://www.sahabatkeluargahomecare.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072a382cad04---rufulisawurorejotume.pdfIn PDF document text
- http://itaindustrial.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16081c4758b48c---88116646158.pdfIn PDF document text
- http://www.wallisandemmanuel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160755fe0b2a2c---kulamaduxuni.pdfIn PDF document text
- https://centrosteadycam.it/wp-content/plugins/super-forms/uploads/php/files/0a7d918f62f6575f2f76a7c759bf7491/mufadipaxuwofizuriwidan.pdfIn PDF document text
- http://bestforfishing.com/wp-content/plugins/super-forms/uploads/php/files/d2cd4951e994d9f147e08eb17438d90d/doxuxugiwilelan.pdfIn PDF document text
- http://www.uppld.org/wp-content/plugins/formcraft/file-upload/server/content/files/16076ec0f830ef---xubusomezalomojos.pdfIn PDF document text
- http://hillcountryawningsandsunscreens.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084f58696a79---33430515758.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/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=ipl+strategic+time+out+musicPDF 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_off0000dc19.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC19 | 5192 bytes |
SHA-256: d6d2e12b8bbb3f0ffcf2c2df5cc9a5463be7340f35c860c9362b1fbb84a4ef6d |
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font_01_sfnt_off0000edaf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDAF | 10836 bytes |
SHA-256: 5dd5189d25f43918410093b9148b800cb2d92998f074a8cbd6ebf2f821295b74 |
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