MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a link farm, with multiple URLs pointing to various websites. Several of these URLs are hosted on compromised CMS upload storage, indicating a potential distribution point for malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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 http://www.radanhorse.com/resource/files/busezakevibediregunak.pdf In PDF document text
- https://www.kadinlarsitesi.org/wp-content/plugins/formcraft/file-upload/server/content/files/16097774f22f94---7962698950.pdfIn PDF document text
- http://musorcentrum.hu/files/article/file/babaxoraxasob.pdfIn PDF document text
- http://geteffective.biz/uploadfiles/file/sizagitenijemesupil.pdfIn PDF document text
- https://www.enviedecrire.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b278eac99b9---kegunuziralu.pdfIn PDF document text
- https://ip-kamera-rendszer.hu/ckfinder/userfiles/files/pemoxedewom.pdfIn PDF document text
- http://nrnchina.com/test/images/ckfinder/files/13462128042.pdfIn PDF document text
- https://petikdaun.com/contents//files/belepufowexo.pdfIn PDF document text
- https://maisonforville.be/documents/file/56137462009.pdfIn PDF document text
- http://chicagohalo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc62e4fe26---74421084362.pdfIn PDF document text
- https://rescue.bg/wp-content/plugins/formcraft/file-upload/server/content/files/1609ec3519745b---43207198277.pdfIn PDF document text
- https://tripleccompanies.com/wp-content/plugins/super-forms/uploads/php/files/4cfcfcc51a033bc13ecdd7cb3614b998/fafilerojomiz.pdfIn PDF document text
- https://bawwabatrizq.com/userfiles/file/mukodowixekato.pdfIn PDF document text
- https://pluckywize.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b2b7a71b88b---95001901025.pdfIn PDF document text
- https://actor-conseil.com/files/file/pomomo.pdfIn PDF document text
- http://avandcie-energy.fr/ckfinder/userfiles/files/pizebadove.pdfIn PDF document text
- http://furmanreunion2021.com/clients/3/37/3732e4fa3878e851f9d164dff32a9cbb/File/kiwaxaxiwugokubasuzafa.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=qualities+of+good+questionnaire+in+statisticsPDF 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_off0000d6e2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6E2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000eef4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEF4 | 17704 bytes |
SHA-256: ef6a41133396e11dd7a585c5e2de61bffdd94dad0b7648f5a2ef3bb728db6cb5 |
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font_02_sfnt_off00011c41.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C41 | 10956 bytes |
SHA-256: a30fb48566b68ce453b80828bbedd8ff4703bd98d1998aac95791a42df86b923 |
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