MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, indicative of a link farm designed to redirect users. The ClamAV detection and ML classifier strongly suggest malicious intent, likely phishing or malware distribution. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports the interpretation of this file as a malicious link aggregator.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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 http://lumieye.com/userData/ebizro_board/file/xufazamekotamej.pdf In PDF document text
- https://saikekanglun.com/filespath/files/20210912195154.pdfIn PDF document text
- https://mediabandit.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132ce183ef29---lojajosugokipeguvominita.pdfIn PDF document text
- https://realimpacto.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613b2388156fe---tugufekumi.pdfIn PDF document text
- https://ximatinhdongnai.com/app/webroot/files/images/pages/files/20236972512.pdfIn PDF document text
- https://mzr-avocats.com/buddha/ckfinder/userfiles/files/rotuwanozemu.pdfIn PDF document text
- https://servicepapik.ro/files/videro.pdfIn PDF document text
- http://kepco-group.com/uploaded_files/userfiles/files/nanokikidagatinofuwiv.pdfIn PDF document text
- http://www.southforconstruction.com/frontend/web/ckfinder/userfiles/files/71075882437.pdfIn PDF document text
- https://warsztatgdynia.pl/app/webroot/media/files/12675111615.pdfIn PDF document text
- http://zhfangyuan.com/uploadfiles/files/roragarubetu.pdfIn PDF document text
- https://elperrocallejero.info/ckfinder/files/xajeresenog.pdfIn PDF document text
- http://vetcasatenovo.it/userfiles/files/tobirefiturozawem.pdfIn PDF document text
- https://idealist.ro/userfiles/file/48593344782.pdfIn PDF document text
- https://invest.pl/userfiles/file/91583921645.pdfIn PDF document text
- http://caffepontoni.com/uploads/file/bibagiduvotev.pdfIn PDF document text
- http://www.finanzanlagen-honorarberatung.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613e6f826d23f---dagorunanex.pdfIn PDF document text
- http://mikomisushiwc.com/uploads/files/givosem.pdfIn PDF document text
- https://maconlux.lu/userfiles/files/44679744655.pdfIn PDF document text
- http://digjamaica.com/app/webroot/files/44350853603.pdfIn PDF document text
- http://tongkhomica.com/upload/files/60249339648.pdfIn PDF document text
- https://actsonics.com/uploads/files/202109021424163303.pdfIn PDF document text
- http://rana-international.com/userfiles/files/66207130773.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=redmi+note+10+pro+double+tap+to+lockPDF 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_off0000f418.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF418 | 11060 bytes |
SHA-256: cd89db5a40d4c93336a2b98bb6f11f4733b85c2994d15ad6b827f7276decc083 |
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font_01_sfnt_off00010d9c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D9C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000125ae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x125AE | 17728 bytes |
SHA-256: 1c95986508832a8ca3831d23fbff57466cfd9781b7712233c4d11b8fafe3df9c |
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