MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains numerous links, many pointing to compromised WordPress sites, suggesting it functions as a link farm to distribute malicious content. The presence of external URI heuristics and the PDF_SEO_DISPOSABLE_LINK_FARM rule further support this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a596169c265---saparipomogewilure.pdf In PDF document text
- http://delawaretravelmedicine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606caa127a0e2---61507269415.pdfIn PDF document text
- http://aklond.com/UploadFilesfile///2021050203340420.pdfIn PDF document text
- https://monacollection.ua/wp-content/plugins/super-forms/uploads/php/files/563a33201c748923a6bae10f8ec57b3e/bokuxevuwomar.pdfIn PDF document text
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609993b3d5053---66496233236.pdfIn PDF document text
- http://zaun-produzent.de/userfiles/file/jojuzafob.pdfIn PDF document text
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/160a8780ad53b6---sapidujuwukosem.pdfIn PDF document text
- https://alamansyria.com/userfiles/file/51878028280.pdfIn PDF document text
- http://yuli-china.ru/d/files/23210650598.pdfIn PDF document text
- http://wbbray.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c3ede59d55---sekuvazezekipifif.pdfIn PDF document text
- https://hzautomatisering.nl/userfiles/file/fokekegatugoxazutagux.pdfIn PDF document text
- https://mabuksusu.com/contents//files/53575571029.pdfIn PDF document text
- http://xlsferrosilicon.com/d/files/19809004733.pdfIn PDF document text
- http://pytextiles.com/userfiles/file/wemamepug.pdfIn PDF document text
- https://www.coconutlodge.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c6a227a786---49758703734.pdfIn PDF document text
- https://g-ortho.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16092baa4ecbaa---tobozabufobaditav.pdfIn PDF document text
- http://nage-z.com/ckfinder/userfiles/files/41376311715.pdfIn PDF document text
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/f3a463920a183e41de65d3ad6910479a/viramizowematutunef.pdfIn PDF document text
- http://a-range.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1607cffe015465---gumugi.pdfIn PDF document text
- http://chapaconoticias.com/assets/ckfinder/core/connector/php/uploads/files/28086804091.pdfIn PDF document text
- http://pneusmarene.it/images/file/zuxukoxajabunedani.pdfIn PDF document text
- https://apoc.com.au/wp-content/plugins/super-forms/uploads/php/files/2a1db9a8bf5b8eb4a6b15ce3e25cb76c/64698071984.pdfIn PDF document text
- http://amwordpress.org/wp-content/plugins/formcraft/file-upload/server/content/files/16072133c79c40---68407514449.pdfIn PDF document text
- https://netpage.info/userfiles/file/54387991081.pdfIn PDF document text
- http://www.oteliapelsin.ru/ckfinder/userfiles/files/75594085357.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=batalha+espiritual+monergismo+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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f3db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3DB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010bf2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BF2 | 11096 bytes |
SHA-256: c5c2770ef4752da9795f15aa482a280493af7e3a0310036e3a83efb2e675d038 |
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font_02_sfnt_off00012570.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12570 | 22128 bytes |
SHA-256: 746addc33ffd9cdaf89c7c02328e0b61394f825c7816afb4ed9431965857f539 |
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