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 CMS upload directories or disposable hosting, suggesting it's designed as a link farm to distribute further malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://atya.eu/files/file/lopuguluno.pdf In PDF document text
- https://www.aserspa.net/wp-content/plugins/super-forms/uploads/php/files/dfvm20m9svh3341qdh4h6ndorr/sivigedoloto.pdfIn PDF document text
- http://www.mtpartnersfl.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079ae89cf784---xuvabojosijafotilev.pdfIn PDF document text
- http://luckyassessoria.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160fbc7e6cd9be---65955605251.pdfIn PDF document text
- https://capital-tic.com/upload/ckfinder_temp/files/20210527081806.pdfIn PDF document text
- https://otelnamore.com/wp-content/plugins/super-forms/uploads/php/files/cfba9f93859c756d76cb32eb8a0ed214/garoxojaz.pdfIn PDF document text
- http://thm-holding.ru/wp-content/plugins/super-forms/uploads/php/files/3992737ea873a08feb57a2e76061f4b2/98960034906.pdfIn PDF document text
- http://www.absolutecateringla.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c102c242d7---684236844.pdfIn PDF document text
- https://abugfreemind.com/userfiles/file/varadikanezodagusejetuja.pdfIn PDF document text
- http://www.oschouston.com/osc/wp-content/plugins/formcraft/file-upload/server/content/files/160bfad206a273---zizadibivatepavojivomepa.pdfIn PDF document text
- http://eske.hu/wp-content/plugins/formcraft/file-upload/server/content/files/160bb43e196d6f---19238259737.pdfIn PDF document text
- http://pabrikangka.com/contents//files/rijilivuzizokenufuxupulet.pdfIn PDF document text
- http://abapaposentados.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c8a5ce16cf5---duxajavoxat.pdfIn PDF document text
- http://fszhenjia.com/upfolder/e/files/20210530121627.pdfIn PDF document text
- http://cukierniabrzezinski.pl/www/artizam/fck/file/tatigekefig.pdfIn PDF document text
- http://allegroescrow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160856dd26e279---kewujason.pdfIn PDF document text
- http://ats-dz.com/userfiles/file/gunirezabiwujalenoxevume.pdfIn PDF document text
- http://www.tif.cn/wp-content/plugins/super-forms/uploads/php/files/r10i120ig2l7lainrkvdc2meb8/zerakawomesotojogexika.pdfIn PDF document text
- https://xn----8sbaavnccwq4am.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/41c62cd0d16e03958eb95e9112a582ed/widevabekuzipadonofonowus.pdfIn PDF document text
- https://webtraffic.ch/wp-content/plugins/super-forms/uploads/php/files/47soa2q0j1ieqi4fdq19vftatj/paboxodis.pdfIn PDF document text
- http://www.stratcareerservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a45a99edd1f---7638442036.pdfIn PDF document text
- http://www.kickcommerce.com/userfiles/file/bufidosadupemeromil.pdfIn PDF document text
- https://halobysciton.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cd2fb70522d---loxuxuratodilepewuro.pdfIn PDF document text
- https://riondene.ch/img/uploads/file/51601440535.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=ace+player+pro+apk+crackedPDF 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_off0000ecf1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECF1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010508.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10508 | 10232 bytes |
SHA-256: e2e0f562e6835f786fa4e99198d2a253633a6899cc48069c4ffeacffcab074d3 |
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font_02_sfnt_off00011c2a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C2A | 18612 bytes |
SHA-256: 2b0aab3550bb4e2a4401929e84720971ac2fb9012a23cdaf99eaf5b85b173eb5 |
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