MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. The file contains numerous links pointing to compromised WordPress sites and other domains, suggesting it functions as a link farm or phishing lure. The presence of multiple external URIs and link farms on potentially compromised infrastructure indicates a strong likelihood of malicious intent, possibly for distributing further malware or conducting phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9988
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://nationalcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b83c73336c---gejinajezutolema.pdf In PDF document text
- http://gsmontaggi.it/userfiles/files/jetofijulixezapinap.pdfIn PDF document text
- http://racecross.com/upload/edito_fckeditor/file/pupefer.pdfIn PDF document text
- http://grupophi.es/uploads/files/3411810521.pdfIn PDF document text
- http://banghetretruc.com/media/ftp/file/97226394698.pdfIn PDF document text
- https://goldenparadisestsimons.com/wp-content/plugins/super-forms/uploads/php/files/ea363edd8027f28ba1c3ac71afcb7c5d/88251601323.pdfIn PDF document text
- https://fokusmedia.com/images/uploads/xukagudazexevulejetufanib.pdfIn PDF document text
- http://sun-tes.ru/files/file/nozalenimomimuxutufiteje.pdfIn PDF document text
- https://palcev.ru/userfiles/file/letalo.pdfIn PDF document text
- https://precisionautoandac.com/wp-content/plugins/super-forms/uploads/php/files/e4b78d72c68e77cce821d5179a50130d/ratitobijajove.pdfIn PDF document text
- http://rspon.pl/images/wyswig_images/file/10580124297.pdfIn PDF document text
- https://skyfireconsulting.com/wp-content/plugins/super-forms/uploads/php/files/p3rmqd2je2foqqe55vnsusun3p/sikika.pdfIn PDF document text
- http://mdbim.pl/ubezpiecz/obrazy/file/65227380996.pdfIn PDF document text
- https://schmitz.cz/res/file/bamoviratofefewuzitat.pdfIn PDF document text
- https://plentis.eu/ckfinder/userfiles/files/nemizo.pdfIn PDF document text
- http://bluecars.pl/userfiles/file/dakix.pdfIn PDF document text
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/k50r7dsoal1m8beahh1j2l9rpf/32336428627.pdfIn PDF document text
- https://brokenspoke.com/wp-content/plugins/super-forms/uploads/php/files/81c255eb1f95b00a9d483069c7865298/mefujerozebiguv.pdfIn PDF document text
- http://lube-stc.com/ckfinder/userfiles/files/92376034120.pdfIn PDF document text
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/a4c0a55eddbbc12a2ed84a65f3e0ad8a/rabujimado.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=manual+call+point+replacement+glassPDF 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_off0000eeef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEEF | 10808 bytes |
SHA-256: 9907369c93018e50c768506accf6c3fd1f82af38faf9dc4f4c89cab268178be4 |
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font_01_sfnt_off000107d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107D9 | 18596 bytes |
SHA-256: fc667ab6efe0e161bd7641509237ede8d046f7f2a3eb874c186f6c7472aa02d2 |
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font_02_sfnt_off0001385a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1385A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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