MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains a link farm pointing to compromised WordPress upload directories, suggesting an attempt to distribute malware or phish for credentials. The presence of external URIs and the overall structure indicate a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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://ketchas.ru/uplcv?utm_term=voloco+auto+tune+download PDF link annotation
- http://pericosrentcar.com.mx/wp-content/plugins/formcraft/file-upload/server/content/files/1608444f55631d---78728242089.pdfIn PDF document text
- http://grupomarsamo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c29b26031f4---kokuti.pdfIn PDF document text
- http://vilaportugal.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a25d63af6f5---jufijiw.pdfIn PDF document text
- http://www.wallisandemmanuel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082b4329801e---55078613566.pdfIn PDF document text
- http://springswellness.net/wp-content/plugins/formcraft/file-upload/server/content/files/160b2c8a464f2c---jaxilovorivubavogajaj.pdfIn PDF document text
- http://kimhoatra.vn/upload/fckimagesfile/41588911013.pdfIn PDF document text
- http://lifemartrealestateconnect.com/wp-content/plugins/super-forms/uploads/php/files/ootm0jok9c6tmahk3ipp8apko2/81835153434.pdfIn PDF document text
- https://dmvassociates.com/wp-content/plugins/super-forms/uploads/php/files/d9ec1502396ddb681b13c3b113685e9d/mufixabodivexugozugibeker.pdfIn PDF document text
- http://hesexpo.com/img/editor/image/file/watetopuxudadoro.pdfIn PDF document text
- http://bafiti.com/sklep/userfiles/file/59948555215.pdfIn PDF document text
- http://savoie-outils-coupants.com/ckfinder/userfiles/files/57123948571.pdfIn PDF document text
- http://wagnerfamilyreunion.com/clients/866685/File/makazevipefukeziju.pdfIn PDF document text
- http://www.grupohk.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160aac190a0675---21530856304.pdfIn PDF document text
- https://www.siemers-deutschmann.de/wp-content/plugins/super-forms/uploads/php/files/o4i6bnjothb384rmq0ourdln9p/99689078246.pdfIn PDF document text
- http://tetraeng.it/userfiles/files/61551436550.pdfIn PDF document text
- http://i-daa-wl.de/userfiles/parubefaniru.pdfIn PDF document text
- https://wscnaturalhealings.com/wp-content/plugins/super-forms/uploads/php/files/30b0f61223e8c8c414505badc4c9e2bb/34692345125.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://sharpspringwww.kinsta.cloud/wp-content/plugins/super-forms/uploads/php/files/06bc8a6f61cd5a007998d574240354a4/94245096724.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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e407.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE407 | 4716 bytes |
SHA-256: 0c0692700499d31514238b841459adde7a235f26279686454d20a07392091faa |
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font_01_sfnt_off0000f43c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF43C | 15344 bytes |
SHA-256: c9d3601398b4521f7fb0cd0febb9cebef338a370b4cf0cccacaa27abf08e9ea7 |
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