MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many pointing to compromised WordPress sites, suggesting a link farm designed to redirect users. The presence of external URIs and the overall structure point towards a phishing or malware distribution campaign.
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://pistant.ru/uplcv?utm_term=how+to+answer+why+you+want+to+be+a+police+officer PDF link annotation
- http://gennarimaq.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608da38298883---voxamusedavemuxab.pdfIn PDF document text
- http://centrumbiznesurawicz.pl/userfiles/file/durage.pdfIn PDF document text
- https://assurancemauricie.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d1be89e31c---90943671678.pdfIn PDF document text
- http://albino-pitti.com/pub_img/file/sipitewigajiwanav.pdfIn PDF document text
- http://mp-hd.de/data/aktualnosci_imgs/file/5087256975.pdfIn PDF document text
- https://www.mnspineandsport.com/wp-content/plugins/super-forms/uploads/php/files/bdfcbda47a581d469d55fc0440809caa/82783990651.pdfIn PDF document text
- https://kodeac.com/wp-content/plugins/super-forms/uploads/php/files/0jctgdb463qme08q729ol2db99/wudelaxafuwu.pdfIn PDF document text
- https://joepromenshealth.com/wp-content/plugins/super-forms/uploads/php/files/2c4a4fcf1e4fe57e2d70e4bf755d1c51/28335831644.pdfIn PDF document text
- https://tuabogadoangel.com/wp-content/plugins/super-forms/uploads/php/files/bc25aa9fb6b0735c94f02d29642d5eda/63723824095.pdfIn PDF document text
- http://imagespa.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160c59c4a5764d---53780529149.pdfIn PDF document text
- https://photographerin.agency/wp-content/plugins/super-forms/uploads/php/files/dfh291e1ceqv4vglpkvnls1gi5/kutekimokefudubel.pdfIn PDF document text
- https://luxmarketing.agency/wp-content/plugins/super-forms/uploads/php/files/khctk9u21qlcaadi20kp4jrp7j/71539532410.pdfIn PDF document text
- http://fixafilm.se/userfiles/file/58006722902.pdfIn PDF document text
- http://111-orte.de/testarea/cwsCMSlight/media/files/vubidiraso.pdfIn PDF document text
- http://akinmedikal.com/uploads/file/79537455352.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b06c6c200e4---jobebozirikilorij.pdfIn PDF document text
- http://shengnabei.com/uploadfile/file///2021062617361746.pdfIn PDF document text
- http://topopentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac33e60fe14---96081205418.pdfIn PDF document text
- https://www.syah.org/wp-content/plugins/super-forms/uploads/php/files/be5400df711480cf6fcb2c9e293817de/15143173616.pdfIn PDF document text
- https://sanidom.pl/img/file/jekanilegonivexidezabetoj.pdfIn PDF document text
- http://vankouwenenmastop.nl/UserFiles/file/51456307993.pdfIn PDF document text
- http://iehyun.com/editorupload/file/15903408675.pdfIn PDF document text
- http://www.hcibatiment.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160856814af7c9---givasunodefubo.pdfIn PDF document text
- 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_off00010635.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10635 | 16740 bytes |
SHA-256: 49d6170bf3f836809738758d3eff3789eaa8594e5bffa5b44d66a8082a5f07bb |
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font_01_sfnt_off0001316e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1316E | 11008 bytes |
SHA-256: ac5221f49e57469f06a054f9d813014a3253de42a67020665bd834e86739a714 |
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font_02_sfnt_off00014ac5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14AC5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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