MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV detecting it as a phishing trojan. The document contains numerous embedded URLs that point to compromised websites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these links indicates an attempt to distribute malware or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://coretry.ru/uplcv?utm_term=traguese+ese+sapo+audiolibro PDF link annotation
- https://dacoma.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160bb375aaee92---91108696657.pdfIn PDF document text
- https://cardion.dk/gfx/fckimages/file/79196612118.pdfIn PDF document text
- http://fashioneducation.ru/userfiles/file/sukig.pdfIn PDF document text
- http://www.chinahkcarplate.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f990f5abfb---jebitilazav.pdfIn PDF document text
- http://romanakladatelstvi.cz/userfiles/file/99406570279.pdfIn PDF document text
- https://www.aironface.com/wp-content/plugins/super-forms/uploads/php/files/431058b1b68ae150c4c6faa3676aeb85/63194171493.pdfIn PDF document text
- http://www.itbaloch.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608541624272b---72771144473.pdfIn PDF document text
- https://ecomassage.pt/wp-content/plugins/super-forms/uploads/php/files/u2gni5gjs6pkt3al1snu8g0fl6/gisapib.pdfIn PDF document text
- https://www.hospedeagora.com.br/wp-content/plugins/super-forms/uploads/php/files/sng3ufaesgfkdi7u8lavhh7nmg/nedekazumevudunoz.pdfIn PDF document text
- http://israel-aliya.com/wp-content/plugins/super-forms/uploads/php/files/ab1d68be97d91e7aab548a88e3ede134/50198200744.pdfIn PDF document text
- https://areshin.ru/wp-content/plugins/super-forms/uploads/php/files/3cd36ea0c5e8ac96268d3b7e8ec6633e/dezobol.pdfIn PDF document text
- https://ajitcoatings.com/uploads/polifitupo.pdfIn PDF document text
- https://pensiuneavalentina.ro/app/webroot/file/fojaligigejefexi.pdfIn PDF document text
- https://teplitsyoptom.ru/wp-content/plugins/super-forms/uploads/php/files/14e7c020991bc6b839291d7fc6a7bb3d/kobupunabakupepujan.pdfIn PDF document text
- https://wcdt.co.th/wp-content/plugins/super-forms/uploads/php/files/tkv4s67tkhq1emhus0os7bi9o7/37391791431.pdfIn PDF document text
- https://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/9686974d338ffc11df41e43ee0e9fd35/41546993445.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e76d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE76D | 5216 bytes |
SHA-256: 363b7937fb4f2e2268ac1a9a0fef7b8476dde99ffc3f141ca656bc2bf0dfbefe |
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font_01_sfnt_off0000f928.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF928 | 2092 bytes |
SHA-256: 9fcfd2b2c12c9d480c0beec3ee39f05b9e518edc5177a7a5fcc68dff0371f8a2 |
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font_02_sfnt_off000102c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102C9 | 12412 bytes |
SHA-256: 1f1fba2a7a88b2a693b2d5ac46a36d3678ab6d6932190e34723fa0f8b10a2fd0 |
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