MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many of which point to compromised WordPress upload directories or disposable hosting, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to lure users to phishing or malware-hosting sites. No scripts were extracted, and the document body was unreadable binary data.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://tsegypt.com/file/97336846066.pdf In PDF document text
- http://ncdesign.it/userfiles/files/28402784727.pdfIn PDF document text
- https://www.hungarianassociation.com/wp-content/plugins/formcraft/file-upload/server/content/files/16144233da7cfb---42355811720.pdfIn PDF document text
- http://china-miyaco.com/img/file/2021914183027.pdfIn PDF document text
- http://www.schule.havonix.com/ckfinder/userfiles/files/zomeni.pdfIn PDF document text
- https://asaptransfers.co.uk/wp-content/plugins/super-forms/uploads/php/files/fe62ebfd65a2b1777f8b24bc738b8525/27899435010.pdfIn PDF document text
- http://www.libroparlatolions.it/backoffice/ckfinder/userfiles/files/ridobuzizaxog.pdfIn PDF document text
- http://27derajat.com/assets/ckfinder/core/connector/php/uploads/files/89994158570.pdfIn PDF document text
- https://baongochoa.com/upload/file/28128192415.pdfIn PDF document text
- http://sksound.com/userfiles/file/gadirubotoditakef.pdfIn PDF document text
- http://dailycan.com/userfiles/files/jozakuvesovekekirozeta.pdfIn PDF document text
- http://seamcc.com/UserFiles/files/29653120801.pdfIn PDF document text
- http://quimicahj.com/admin/userfiles/userfiles/file/25307701468.pdfIn PDF document text
- http://vinag7furniture.com/app/webroot/files/editor_upload/files/851551463.pdfIn PDF document text
- https://happyfun.tw/uploads/files/202109151315489268.pdfIn PDF document text
- https://pluckywize.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132c15174384---buxojatira.pdfIn PDF document text
- https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/161403ab94e0a4---86176704100.pdfIn PDF document text
- http://escritacontabilidade.net/fotos/news/file/31644869240.pdfIn PDF document text
- http://cablexconsulting.com/Upload/file/82164886364.pdfIn PDF document text
- http://villahetzwartepaard.nl/survey/userfiles/files/karakiwajibitibewobofa.pdfIn PDF document text
- http://www.putnamtaxi.net/wp-content/plugins/formcraft/file-upload/server/content/files/1613a9deac65e7---pivipajen.pdfIn PDF document text
- http://akvari-um.ru/userfiles/file/9766907272.pdfIn PDF document text
- https://martan.es/cenavarra_userfiles/files/negenezugebokumi.pdfIn PDF document text
- https://millinerandassoc.com/files/file/ximozulutig.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=dictionary+words+that+start+with+lPDF 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_off0000d452.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD452 | 17668 bytes |
SHA-256: 9d356e2569ae167c27ced51d774844478d8eaa9d5f69be11f282f2f2ad41dcad |
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font_01_sfnt_off00010162.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10162 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011979.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11979 | 10536 bytes |
SHA-256: 530711908a66e3c841ab3ac6829619bc4b7fb64f6497fd8ce2063399d93d3b94 |
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