MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains numerous links, many pointing to compromised CMS uploads and disposable hosting, indicating a link farm designed for phishing or malware distribution. The ML classifier and ClamAV detection strongly suggest malicious intent. The primary attack pattern involves luring users through a seemingly legitimate document to external, untrusted sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://midlandhigh79.com/clients/866549/File/ziwasebomezanuruxasu.pdf In PDF document text
- http://lacyfamilyunity.com/clients/2/20/203fd950dafdada58ea32e7b96f0d147/File/27422829846.pdfIn PDF document text
- http://inewbus.com/wp-content/plugins/super-forms/uploads/php/files/sj73n4ss6ntat58d2tvunn1ip1/87666798806.pdfIn PDF document text
- https://www.ediliziaindustriale.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070364ee2d53---folanomigugepesud.pdfIn PDF document text
- http://cestovni-postylka.eu/userfiles/file/penogo.pdfIn PDF document text
- https://vegan-eshop.cz/data/file/loxoduvunafalidivi.pdfIn PDF document text
- http://infinity-pro.ru/userfiles/file/16612417715.pdfIn PDF document text
- https://accesoriosalmayor.com/images/userfiles/file/4235796794.pdfIn PDF document text
- http://www.gabrielamaciel.net/images/content/file/28545316551.pdfIn PDF document text
- http://www.loicadesacavem.pt/wp-content/plugins/formcraft/file-upload/server/content/files/16088c01d443a0---12551406272.pdfIn PDF document text
- http://younewstoday.com/task/userimages/file/muwadisafapunobukupi.pdfIn PDF document text
- https://www.scanworld.se/wp-content/plugins/formcraft/file-upload/server/content/files/16099e70cbae03---joxalejuvafovepowepolu.pdfIn PDF document text
- http://annandale1963.com/clients/69704/File/joviwezox.pdfIn PDF document text
- https://wonkingchina.com/d/files/59166764831.pdfIn PDF document text
- http://ewhamd.net/upFiles/ckeditor/files/zakujepetasasufepenukuja.pdfIn PDF document text
- http://natproperty.com/userfiles/files/46875628064.pdfIn PDF document text
- http://pkynfe.net/userfiles/file/28489518943.pdfIn PDF document text
- http://alt-1c.ru/userfiles/file/18733383779.pdfIn PDF document text
- http://jamoncup.es/wp-content/plugins/formcraft/file-upload/server/content/files/1608106dc31397---41586210903.pdfIn PDF document text
- http://rracc.com/file_media/file_image/file/tuzadorekesu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=nissan+navara+d40+2007+manualPDF 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_off0000d06e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD06E | 17880 bytes |
SHA-256: 3144b91efbff8464cad16c5cc65f1cdfd11554a3c344e3e892879bfd4aee4526 |
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font_01_sfnt_off0000fe90.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE90 | 10572 bytes |
SHA-256: d620daeb95fb05150d5cd04d2046037f738c7177498a403fe513004393a6f6fb |
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font_02_sfnt_off000116c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116C3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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