MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF file containing embedded JavaScript and a large number of external links. Many of these links point to domains that appear to be compromised or are associated with link farms, indicating a potential phishing or malicious redirection scheme. The ClamAV detection and ML classifier further support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://concertwristband.com/resimler/files/bumevobazitulex.pdf In PDF document text
- http://nikacarpet.nikacarpet.com/My_Project/Hamishe_bahar/ahar_img/files/99770026413.pdfIn PDF document text
- http://www.iqubz.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dfd1f2e558e---kevaselan.pdfIn PDF document text
- https://drinkpoint.com/uploads/files/rizenetozexebir.pdfIn PDF document text
- http://americansemitruckparts.com/d/files/48881737640.pdfIn PDF document text
- http://dulwichtaxi.com/survey/userfiles/files/jebelo.pdfIn PDF document text
- http://www.bufolari.com/public/immagini/file/wegenubifoz.pdfIn PDF document text
- https://zazilha.com.mx/wp-content/plugins/super-forms/uploads/php/files/453b82bd2feca58a25c2cf3c1cd44c8c/munowejimumowodozipuridib.pdfIn PDF document text
- https://gtsonline.nl/wp-content/plugins/super-forms/uploads/php/files/hudfen4vi7n92d0815i3nr4haa/67052112254.pdfIn PDF document text
- http://derma-dts.de/files/file/59288404950.pdfIn PDF document text
- https://www.adler-leitishofen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160aef21d35b75---porolakipunomirutuwir.pdfIn PDF document text
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/l1r4fl41gd2dbksr7029vjc9k9/motudokaredozabu.pdfIn PDF document text
- http://www.idenet.net/wp-content/plugins/formcraft/file-upload/server/content/files/16098ba5ee9804---pedulujefe.pdfIn PDF document text
- https://heritagelogs.com/wp-content/plugins/super-forms/uploads/php/files/ka6cill1520bm5ond69khm8lma/mijotezavofe.pdfIn PDF document text
- http://www.jcca.co.in/wp-content/plugins/formcraft/file-upload/server/content/files/160a929f38d112---5812652453.pdfIn PDF document text
- https://deepex.hu/hirek/files/gavikuwilosisamuzowe.pdfIn PDF document text
- https://www.shamshabaddiocese.org/files/js/ckfinder/userfiles/files/wibexek.pdfIn PDF document text
- https://fairtradeportal.pl/userfiles/file/xoberorajimopejulif.pdfIn PDF document text
- https://cgeminfos.ma/upload/file/52540388041.pdfIn PDF document text
- http://weilandensemble.nl/ckfinder/userfiles/files/fisuregopeje.pdfIn PDF document text
- http://cafesezony.ru/fck_editor_files/files/58048404658.pdfIn PDF document text
- http://krevue.cz/UserFiles/File/85173660729.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=community+engagement+definition+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_off00011f63.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F63 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00013775.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13775 | 17296 bytes |
SHA-256: 9bdffb3a9b5bae87613dd963ea81a2336ec95776e1fea329c2350dbf9588b3e5 |
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font_02_sfnt_off00016457.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16457 | 10772 bytes |
SHA-256: 50b15e6103dc6048a0f6cc3388541de2c317f8a81c8dfd3ba5b938b5888cbb40 |
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