MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm, with many URLs pointing to compromised WordPress upload directories. The document body is unreadable, but the presence of numerous links to potentially malicious sites suggests a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://vuaship.com/wp-content/plugins/super-forms/uploads/php/files/tpofm8h44p86f545q9phc8a1jt/visuvunasesejoguz.pdf In PDF document text
- http://stroisvias.ru/userfiles/file/82269121591.pdfIn PDF document text
- http://www.icodar.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b70ce004163---dofomozud.pdfIn PDF document text
- https://asaptransfers.co.uk/wp-content/plugins/super-forms/uploads/php/files/e8o9upajbj4cumq8jcmq41b3d1/jaferivepuxatuj.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b55e115c6ae---16850784924.pdfIn PDF document text
- http://mistral-paints.cz/userfiles/files/xugukumevazenonakubifum.pdfIn PDF document text
- http://fantasypartyentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c4711c98ce3---fekogenidojajepize.pdfIn PDF document text
- http://greddy.com/admin/common/ckfinder/userfiles/File/55493290638.pdfIn PDF document text
- https://www.sesc.com.ua/wp-content/plugins/super-forms/uploads/php/files/cg3k2kne6mfu6gjiejk1oha8p1/80308982530.pdfIn PDF document text
- http://bjallstar.com/upload/file/144579978.pdfIn PDF document text
- http://bagandpack.ru/wp-content/plugins/super-forms/uploads/php/files/23b3f47d28574324575d8e12a5b6c200/2122784936.pdfIn PDF document text
- https://12shio4.com/contents//files/fazejawogezusedubamafeni.pdfIn PDF document text
- https://vvpta-irvine.org/userfiles/file/15701423159.pdfIn PDF document text
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2537c59e7c---lejakipox.pdfIn PDF document text
- http://alacarte-design.de/userfiles/file/kizazoz.pdfIn PDF document text
- https://southtours.com/wp-content/plugins/super-forms/uploads/php/files/j39msm3jdgmncvkhfj6t5i2k4j/56101869131.pdfIn PDF document text
- http://stolizstekla.ru/userfiles/file/mifugarosafiko.pdfIn PDF document text
- https://vmkstroi.ru/wp-content/plugins/super-forms/uploads/php/files/fffb4a754cba314160412ebf374f0d56/sedubuwenuziwepuzo.pdfIn PDF document text
- http://associacaoguainumbi.org.br/wp/wp-content/plugins/formcraft/file-upload/server/content/files/1607d7ed6d4c29---jukewi.pdfIn PDF document text
- https://burstallconrad.com/editor_files/file/rotagopijow.pdfIn PDF document text
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/160c225bfe0542---82699767073.pdfIn PDF document text
- https://www.reachcast.ca/wp-content/plugins/super-forms/uploads/php/files/cb7901bae4f3940765187aa3eb297271/25713251772.pdfIn PDF document text
- http://xn----8sbfeahwarn6ac1adp3fb2p.xn--p1ai/userfiles/file/gojejetubokexozu.pdfIn PDF document text
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/1607e28be206b4---73163138017.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=hybrid+layer+as+a+dentin-bonding+mechanism+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_off0000e448.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE448 | 17344 bytes |
SHA-256: 8848eaf8b45d2d878ed0355d98a436da072080fd1fc7c138d3a17f7af68784f7 |
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font_01_sfnt_off0001113c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1113C | 11348 bytes |
SHA-256: a970fa1e86d05d906fccd099caec2fc3434f60cd3c75f512f24c185fab216a9f |
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font_02_sfnt_off00012b57.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B57 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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