MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, a common technique for executing malicious code within documents. Heuristics indicate the PDF acts as a link farm, directing users to various compromised or disposable hosting sites, likely for phishing or malware distribution. ClamAV detection and ML classification strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://www.privathospitaletkollund.com/ckfinder/userfiles/files/galumeguwevogi.pdf In PDF document text
- https://mehreganimaging.com/images/upload/files/vumodotupavojipikafeji.pdfIn PDF document text
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/b60b051f412a31951bd5d93c133ae240/norologeponuf.pdfIn PDF document text
- https://apaman.ti-am.jp/js/ckfinder/userfiles/files/zigoviparege.pdfIn PDF document text
- https://salonrewards.ca/images/file/85439745515.pdfIn PDF document text
- https://expomediainc.com/upload/file/13754987835.pdfIn PDF document text
- http://ballarioarchitetti.eu/userfiles/files/vimelunenol.pdfIn PDF document text
- https://webhostmurah.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e35d9de008---12071865860.pdfIn PDF document text
- http://eamenfaraz.com/cache/fck_files/file/kabifijexaxijir.pdfIn PDF document text
- https://ribaczpeter.hu/files/file/72768014877.pdfIn PDF document text
- http://buddhavehicle.com/userfiles/file/vizij.pdfIn PDF document text
- https://howardsteeves.com/wp-content/plugins/super-forms/uploads/php/files/e0af27e4173f1555dee745fbd733ccda/xikimapadepakuw.pdfIn PDF document text
- http://votava2.altrodesign.eu/ckfinder/userfiles/files/10525575601.pdfIn PDF document text
- http://www.perchegouet.com/ckfinder/userfiles/files/sazojerojaxag.pdfIn PDF document text
- https://hoavily.com/uploads/files/jowegagekakutakenu.pdfIn PDF document text
- http://marketingnews.fr/images/file/39946887222.pdfIn PDF document text
- http://hourinkan.net/js/upload/files/likudiralulivetafu.pdfIn PDF document text
- https://ajambary.com/userfiles/file/17449604540.pdfIn PDF document text
- http://architettotamborra.eu/userfiles/files/ziduzaxolegibifedigigen.pdfIn PDF document text
- https://eirai.org/editor/ckfinder/userfiles/files/nirozalokebegan.pdfIn PDF document text
- http://levotst.com/uploads/files/zabewesona.pdfIn PDF document text
- https://karlschool.org/uploads/files/202109130406328499.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=medical+words+that+start+with+rPDF 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_off0000c58b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC58B | 17284 bytes |
SHA-256: 6b7c48b756eb475c44293770cae5419060c0ad6e773f673ded4f17d702efb3b7 |
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font_01_sfnt_off0000f171.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF171 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010988.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10988 | 10440 bytes |
SHA-256: a6f9914b58f0a6d78e730489e2ecd2ef6166ea86b6ce4384ab444e5953bd6da5 |
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