MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links, many pointing to compromised websites or disposable hosting, suggesting a link farm designed to redirect users. The PDF structure and link farm behavior are consistent with phishing or malware distribution campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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://ltpbetel.ro/userfiles/file/4154570644.pdf In PDF document text
- http://ckattorneys.net/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/99408752492.pdfIn PDF document text
- http://wwm-quanta.com/upload/files/vamipi.pdfIn PDF document text
- http://www.aceitunasdelguadalhorce.es/ckfinder/userfiles/files/nuwovaveburodivujud.pdfIn PDF document text
- http://tw-sincere.com/upfiles/editor/files/86364486472.pdfIn PDF document text
- https://all-stage-meditation.tw/uploads/files/613b33bbc072b.pdfIn PDF document text
- http://www.lavalledesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138ce61f16cf---motejedewovax.pdfIn PDF document text
- https://rmp-familienanzeigen.de/cms/files/75065538694.pdfIn PDF document text
- https://perfecthospitals.com/FCKeditor/file/suselapejoxesaguzuxuba.pdfIn PDF document text
- https://vespaclubcagliari.com/userfiles/file/xizukesinokanuwuzumogo.pdfIn PDF document text
- http://borneneskontor-landsforening.dk/userfiles/file/xaxurubejunalaxefovegasod.pdfIn PDF document text
- https://hse.tw/upload/file/negofoganemofebeloguput.pdfIn PDF document text
- http://aotwresort.org/ckfinder/userfiles/files/60200702606.pdfIn PDF document text
- http://fuguchair.com/upfolder/e/files/20210903090955.pdfIn PDF document text
- https://sarenpinler.com/calisma2/files/uploads/vubofiwisuxi.pdfIn PDF document text
- http://iweldbot.com/ckfinder/pho/files/59897919698.pdfIn PDF document text
- https://es21sys.com/userfiles/file/40721561500.pdfIn PDF document text
- https://www.hdcorp.com.br/wp-content/plugins/super-forms/uploads/php/files/r7mhd84hnst7jg89fipf1sqj0e/jukovufibinujijafofele.pdfIn PDF document text
- http://dmn.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16138dc6fcb12b---vidowidalalewugorimeduz.pdfIn PDF document text
- http://www.protectakoteasia.com/ckfinder/userfiles/files/35783250459.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=push+pull+marketing+definitionPDF 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_off0000cef7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCEF7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e709.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE709 | 17116 bytes |
SHA-256: b9451efd66b7e01f91d03c1950a1c257c9ce9fc36b2d0bbb6e81b897ec055296 |
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font_02_sfnt_off00011354.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11354 | 11140 bytes |
SHA-256: 713b4aefa2833c686633fe2fcd902d5d8e4070474bad323e2f062f4c6169a44f |
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