MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable domains, indicating a link farm for SEO poisoning or phishing. The ML classifier and ClamAV detection strongly suggest malicious intent. No scripts were extracted, but the presence of multiple external links points to a phishing or malicious redirection attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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://noahsmarinesurveyors.ca/userfiles/file/27750779679.pdf In PDF document text
- http://associacaoguainumbi.org.br/wp/wp-content/plugins/formcraft/file-upload/server/content/files/160943e4ad8728---pamuwulavododi.pdfIn PDF document text
- http://timebank.ru/sites/default/files/photos/pagefile/2142096409.pdfIn PDF document text
- http://inewbus.com/wp-content/plugins/super-forms/uploads/php/files/71jtnm16kl2tgongfvoru4tmk7/84438541826.pdfIn PDF document text
- https://legacydockandmarine.com/wp-content/plugins/super-forms/uploads/php/files/9c2d0307704025939e9d45d7bb69c51e/93127764106.pdfIn PDF document text
- http://talcmanagement.com/uploaded_files/userfiles/files/4180797374.pdfIn PDF document text
- https://zweiund40.com/wp-content/plugins/super-forms/uploads/php/files/v4j2gnmfv8cd8la053hpr6ca0i/najukezovovegiru.pdfIn PDF document text
- http://mobilenmr.com/files/files/69257463357.pdfIn PDF document text
- http://fabrykakonwersji.pl/wp-content/plugins/super-forms/uploads/php/files/6bf32dfd8a7d10acb65dfe442c45acbc/84575718303.pdfIn PDF document text
- https://businessservicesuk.com/userfiles/file/megutovuvikexekadakuremov.pdfIn PDF document text
- https://medsplus.us/admin/images/file/garumo.pdfIn PDF document text
- http://reklama-kemerovo.ru/files/files/xofamuged.pdfIn PDF document text
- https://aromamarketing.md/img/files/7086869358.pdfIn PDF document text
- https://vvpta-irvine.org/userfiles/file/sokosi.pdfIn PDF document text
- http://ypperfect.com/ckfinder/userfiles/files/89325725486.pdfIn PDF document text
- https://www.3dreamchurch.com/wp-content/plugins/super-forms/uploads/php/files/03646e1f8b6bd6ad70773c8cff06524d/taragoxosu.pdfIn PDF document text
- http://www.awakohchang.com/image/upload/File/0619022012.pdfIn PDF document text
- https://arvikabc.com/images/uploadedimages/file/417282109.pdfIn PDF document text
- https://www.propertyfilevault.com/wp-content/plugins/super-forms/uploads/php/files/09f5972026013a7ec12e50c8a2106b11/somijasu.pdfIn PDF document text
- https://taksis.lv/taksis/userfiles/file/topusatuj.pdfIn PDF document text
- https://kuepancong.com/contents//files/43174584272.pdfIn PDF document text
- https://www.tessilgiada.it/wp-content/plugins/formcraft/file-upload/server/content/files/1607a927a6aa42---73946721073.pdfIn PDF document text
- http://jaluzipro.ru/public/userfiles/file/89068333226.pdfIn PDF document text
- http://www.lentilles-progressives.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160b163aabf63b---61200641369.pdfIn PDF document text
- http://www.barankayalar.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16075ca07d80be---49588696525.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=angel+number+555+meaning+and+significancePDF 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_off0000ca0b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA0B | 10956 bytes |
SHA-256: 5cec44abc4b3640ba4f01c6137ba0c96ad36948974de5fa82d198602f7945988 |
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font_01_sfnt_off0000e343.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE343 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fb55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB55 | 16548 bytes |
SHA-256: 2d0781d4fc7bcb7f5e47c642e281656422ad52ce4449f9778d2112153e49bbbb |
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