MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised WordPress sites utilizing formcraft or super-forms plugins for file uploads. These links appear to be part of a link farm designed to lure victims to malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://pabausa.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607b31ead5fe5---68610990553.pdf In PDF document text
- http://aberdeeneyes.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16074a9f82598e---5195861935.pdfIn PDF document text
- http://totaleclipsenv.com/wp-content/plugins/formcraft/file-upload/server/content/files/16091427a2de5c---wedamijizofisofofasukuke.pdfIn PDF document text
- https://www.conkite.com/wp-content/plugins/super-forms/uploads/php/files/621fb97a402ca8c088046b010e6570fe/63974280800.pdfIn PDF document text
- http://smartvoicecom.com/userfiles/winowatozinokivuviwagek.pdfIn PDF document text
- https://ehblending.com/wp-content/plugins/super-forms/uploads/php/files/18a28c8a17127e184768e158dfe61a89/67699525567.pdfIn PDF document text
- http://www.sempresaude.net/wp-content/plugins/formcraft/file-upload/server/content/files/160715e92dd283---68244272202.pdfIn PDF document text
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/3f2u4sj3jegmaod22mn8a69jg1/61405998339.pdfIn PDF document text
- http://sujitonweb.com/userfiles/files/31053354609.pdfIn PDF document text
- https://dbjadow.pl/attachments/file/60276253597.pdfIn PDF document text
- http://carriewoodfamily.com/clients/5/5b/5b9f2fb360c4065436fb7fe1267c3612/File/30003432708.pdfIn PDF document text
- https://atlasautoglass.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b8253d76d5f---67910350413.pdfIn PDF document text
- http://ketnoikienthuc.com/upload/files/gapiwoxatapeseripud.pdfIn PDF document text
- http://innova-perila.ru/upload/files/65283743286.pdfIn PDF document text
- http://vdgairconditioning.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16070fc3273b03---buzebe.pdfIn PDF document text
- https://tirthmobile.com/wp-content/plugins/super-forms/uploads/php/files/asa2432p053cq5leo4gk9tnc7p/92863273521.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=prison+architect+best+prison+layoutPDF 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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e14c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE14C | 5148 bytes |
SHA-256: 0ef1cce5c520a284a3e792c2d91d9b3f656bef2735e72fb9364ce7df02bd2494 |
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font_01_sfnt_off0000f2b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2B8 | 11312 bytes |
SHA-256: c79f3ab6af79dd462312676735d437af9f95ae6c0710d0876842105079ec7005 |
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font_02_sfnt_off00011855.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11855 | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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