MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links pointing to external websites, many of which are hosted on compromised WordPress installations or disposable domains, suggesting a link farm or phishing lure. The embedded URLs are likely used to redirect users to malicious content or download further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9987
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://nscs.org/wp-content/plugins/super-forms/uploads/php/files/f93743f392b5566d105e14f8eb03958b/30398619881.pdf In PDF document text
- http://xn--vb0b83rba554gca.kr/page_data/file/20210602190057.pdfIn PDF document text
- https://ctners.com/ckfinder/userfiles/files/matilopudafatasupanetiru.pdfIn PDF document text
- https://www.explosivo.gr/wp-content/plugins/super-forms/uploads/php/files/d66095f7eb3d4622127a2cacdf980576/3003394820.pdfIn PDF document text
- http://szao-spb.ru/images/news/file/82071382363.pdfIn PDF document text
- https://www.allterra.group/wp-content/plugins/super-forms/uploads/php/files/82089f02613e7b9b23d896e409ae7dc6/97759890388.pdfIn PDF document text
- https://travels-ukraine.com/wp-content/plugins/formcraft/file-upload/server/content/files/16096721794025---44474966067.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a78953e2aaf---donuxametajojoxo.pdfIn PDF document text
- https://www.adcgrain.com/wp-content/plugins/super-forms/uploads/php/files/5e5cba201e340ed71136203f3810fc79/37932654851.pdfIn PDF document text
- https://hbfilm.ca/resimler/files/rodomirezodovufefuzo.pdfIn PDF document text
- http://gamebonda.com/ckupload/files/bovulijezovovize.pdfIn PDF document text
- http://soft-pro.hr/upload/datoteke/mufidosamaravisavaket.pdfIn PDF document text
- https://baxsporthorses.nl/userfiles/file/nawozalij.pdfIn PDF document text
- https://elitstroycraft.ru/source/file/sifutulamorujono.pdfIn PDF document text
- http://www.combatsim.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16089019cbcd52---72507328211.pdfIn PDF document text
- https://asaptransfers.co.uk/wp-content/plugins/super-forms/uploads/php/files/6b0vqgmk8uignhd8uc8o1c18e1/35328569670.pdfIn PDF document text
- http://guojingmall.com/userfiles/file///72372254373.pdfIn PDF document text
- https://skyfireconsulting.com/wp-content/plugins/super-forms/uploads/php/files/2926pek685ee2q6gi352q86rgc/zivipazevokenewigad.pdfIn PDF document text
- http://cityhelps.org/clients/6/61/61afa7a028a8e04f14432b0fece6f2b0/File/dituban.pdfIn PDF document text
- https://mogilew.ru/userfiles/file/dubixuxeriru.pdfIn PDF document text
- https://textosolutionslinguistiques.ca/upload/editor/file/gisedegasobo.pdfIn PDF document text
- http://botaierpharm.com/upload/files/dapirofemixovup.pdfIn PDF document text
- http://mywayrtk.info/userfiles/file/kibananenedew.pdfIn PDF document text
- https://kicksomeglass.com/wp-content/plugins/super-forms/uploads/php/files/d0e1aa3a80fe1edb5ccb9310fb7c60a9/21185803093.pdfIn PDF document text
- http://williamshudson.org/clients/3/35/35bf74ce48b5c120232fd40fb4fe3e45/File/nigepisopejonimaterubitop.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=style+tamil+mp3+songs+downloadPDF 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_off0000e00f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE00F | 11084 bytes |
SHA-256: 67ba1f24609f7791bcd2bd3a34724dcad6d841bbe0e939325d3a89dfd2f8e8f3 |
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font_01_sfnt_off0000f9b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9B5 | 16720 bytes |
SHA-256: 4eeb6961d0fc62393cf6de6c0369311efb8bdaf643a6af36130efa50f1bebac2 |
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font_02_sfnt_off00012550.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12550 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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