MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised websites or disposable hosting, suggesting a link farm designed to redirect users. The presence of external URIs and a link farm indicates an attempt to direct users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 6
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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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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://tortugafilms.ca/adminfiles/file/valavanazurabifemi.pdf In PDF document text
- http://www.aadhar-interior.com/userfiles/file/44217675605.pdfIn PDF document text
- https://hrmconsulting.biz/upload/files/zemakoletinuw.pdfIn PDF document text
- http://www.davidwoodpersonnel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079e2c7968fa---80223220489.pdfIn PDF document text
- https://embassyinvietnam.com/webroot/img/files/25539350545.pdfIn PDF document text
- https://marosme.ro/hirek/file/71342079990.pdfIn PDF document text
- http://ansonseatery.com/uploads/files/33677842242.pdfIn PDF document text
- http://eko-inwest.eu/upload/file/wiviluvitafividazu.pdfIn PDF document text
- http://oguzlarotomatiksanziman.com/depo/sayfaresim/file/16380992529.pdfIn PDF document text
- http://hong-tour.com/FileData/ckfinder/files/20210629_3E04B77E9C4BF9F0.pdfIn PDF document text
- http://uro-medical.pl/zdjecia/fotki/file/60684970753.pdfIn PDF document text
- https://etonbio.com/newsLetters/images/file/46260616718.pdfIn PDF document text
- http://tochalco.com/uploads/files/wuleviwemakarobanobewa.pdfIn PDF document text
- http://nakamurasangyou.jp/app/webroot/uploads/files/42452510020.pdfIn PDF document text
- http://akvari-um.ru/userfiles/file/xerozuteponopim.pdfIn PDF document text
- http://fge-service.com/userfiles/file/zipiwilafenedanitapus.pdfIn PDF document text
- http://rs-entp.com/upload/file/zakakexu.pdfIn PDF document text
- http://global-leasing-management.com/uf/file/8965188161.pdfIn PDF document text
- http://nc2e.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1607743c511abe---69534926859.pdfIn PDF document text
- https://easresidence.ro/app/webroot/files/userfiles/files/87930893822.pdfIn PDF document text
- https://groupunsur1.com/contents//files/58685002888.pdfIn PDF document text
- http://rlangkhan.com/upload/userfiles/files/batipinibix.pdfIn PDF document text
- http://sushistoryus.com/uploads/files/58282667010.pdfIn PDF document text
- http://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/160bca27e4fc9a---vogipokuk.pdfIn PDF document text
- http://extrastyle.ee/ckfinder/userfiles/files/bilabiwezupe.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=avocado+oil+extraction+pdfPDF 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_off0000eb10.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB10 | 19664 bytes |
SHA-256: 6dc355f36b863bffd0f76affc5544a24af0001f4e511015f089a50e3c96b15ac |
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font_01_sfnt_off00011e04.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E04 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001361b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1361B | 10592 bytes |
SHA-256: f702ed4f36790b49f74c154454ca2647a130dadc026ec4372f0fb876f5ceffab |
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