MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to multiple compromised websites, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The file's structure and numerous external links are consistent with a malicious PDF designed to lure users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://bwawarszawa.pl/upload/file/32044891837.pdf In PDF document text
- https://amiablediamonds.com/wp-content/plugins/super-forms/uploads/php/files/1282cbb659e4b5fac8a4455c75cd974b/dotobip.pdfIn PDF document text
- http://www.expo-hotel.com/english/wp-content/plugins/formcraft/file-upload/server/content/files/1609d20d60802e---vinuxojenojalibevadole.pdfIn PDF document text
- http://scheidenschiedam.nl/uploads//file/79351902227.pdfIn PDF document text
- http://derma-dts.de/files/file/39538355880.pdfIn PDF document text
- http://quadocdao.vn/uploads/files/6959954927.pdfIn PDF document text
- https://www.avenueroadadvertising.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c11aff9f319---kosugukovefa.pdfIn PDF document text
- https://alixdemassy.fr/userfiles/file/mobezakevuf.pdfIn PDF document text
- http://thefjordbaklawfirm.com/clients/876731/File/jawifopubiwimunisafug.pdfIn PDF document text
- https://tkpmission.org/wp-content/plugins/formcraft/file-upload/server/content/files/160cf8338a42fb---najedawopal.pdfIn PDF document text
- https://hcs1000.org/wp-content/plugins/super-forms/uploads/php/files/1b03f3d77b804d62a975247d9eb29909/86725896159.pdfIn PDF document text
- https://muratay.nl/userfiles/file/jagoxupukusamezu.pdfIn PDF document text
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/33d315b7a881e78ae6e128eb6020d099/59018711105.pdfIn PDF document text
- https://www.bistro-e.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607716ee1577a---tiraz.pdfIn PDF document text
- http://lookupagency.es/wp-content/plugins/formcraft/file-upload/server/content/files/16090aa207b816---gujugebuvepujafefejal.pdfIn PDF document text
- https://thehamptonsbloomington.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a83311b8249---44720274716.pdfIn PDF document text
- http://b-solutions.net/userfiles/file/20320346486.pdfIn PDF document text
- http://www.catalogodecineargentino.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1533f9b1b8---sipalizosex.pdfIn PDF document text
- http://yuha.be/_files/file/nidowovefedoxekaserino.pdfIn PDF document text
- https://elbag.net/wp-content/plugins/super-forms/uploads/php/files/f171f2226351b862089a5f8900e7d91d/tukireto.pdfIn PDF document text
- https://123kozijnofferte.nl/wp-content/plugins/super-forms/uploads/php/files/cuvbk7bvcq6km7b7civdptbcu5/42063150856.pdfIn PDF document text
- https://amitadevnani.com/userfiles/file/3432880677.pdfIn PDF document text
- http://qboardapp.com/wp-content/plugins/super-forms/uploads/php/files/9f3ebb2c2688d6d315d73aa77d4f8cdd/dalod.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=enlarged+pituitary+gland+symptomsPDF 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_off0000f30c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF30C | 16440 bytes |
SHA-256: 03c6c346160733dd86b4ca302100baf647c2b9e03268490516fa9d933eccacae |
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font_01_sfnt_off00011d9e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D9E | 10932 bytes |
SHA-256: 5210975514ce97f5e4e525f48116c8897a715804ebc1739e9876f135dd8bccd3 |
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font_02_sfnt_off000136ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x136BA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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