MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a PDF link farm pointing to compromised WordPress upload storage and other disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs are likely used to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
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://ballestermultiservicios.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090bfbf75729---28430491739.pdf In PDF document text
- https://southtours.com/wp-content/plugins/super-forms/uploads/php/files/dvf7h4rguili30ovl292nea3ea/gosimepazusadina.pdfIn PDF document text
- http://ondrejkocar.cz/img/file/kuwedixasilulelixozegipu.pdfIn PDF document text
- http://xn--80aafkqcanfpgnhbng3b5i9a.xn--p1ai/pict/file/jogefefikufalez.pdfIn PDF document text
- http://language-coach.pl/uploads/files/12358774188.pdfIn PDF document text
- https://www.picmephotoboothhire.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1607de0ddd276a---82171606734.pdfIn PDF document text
- http://bsbcarpet.com/userfiles/file/10962653873.pdfIn PDF document text
- https://nowackleverkusen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160851edb13b47---19811819193.pdfIn PDF document text
- http://raylutickenterprises.com/userfiles/files/58536145226.pdfIn PDF document text
- http://hanhthien.net/uploads/file/wazofabanisidifel.pdfIn PDF document text
- http://solar-makernavi.com/ckfinder/userfiles/files/dejedel.pdfIn PDF document text
- https://duext.com/wp-content/plugins/super-forms/uploads/php/files/abe2568867c9cf26cef380c6684dcd40/44275297652.pdfIn PDF document text
- http://tourbusan.net/FileData/ckfinder/files/20210615_0EC5E22D4D576EAA.pdfIn PDF document text
- https://smartcrm.cloud/upload/files/62611400169.pdfIn PDF document text
- http://sinproval.it/userfiles/files/4576483024.pdfIn PDF document text
- https://youstore21.com/wp-content/plugins/super-forms/uploads/php/files/9932ddbb3a624a337dafe4e6b3103a73/kovolipamewa.pdfIn PDF document text
- https://www.hed-endo.hr/wp-content/plugins/formcraft/file-upload/server/content/files/1606ce053dad6d---lozifazopu.pdfIn PDF document text
- http://slowjamsundays.com/wp-content/plugins/formcraft/file-upload/server/content/files/16097b838bb739---zutodajafapodabonudidizun.pdfIn PDF document text
- https://candbco.com/ckfinder/userfiles/files/basakupuwuvukugiwi.pdfIn PDF document text
- http://volareinmongolfiera.it/userfiles/files/domukiwopilusonavedow.pdfIn PDF document text
- http://sovaimm.it/userfiles/files/maxizizewovoxemekose.pdfIn PDF document text
- http://onellenorzes.com/uploads/files/29407191985.pdfIn PDF document text
- http://deurwater.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d0a797a7467---54628832067.pdfIn PDF document text
- http://khiconghoixuancong.com/Khicong/admin/userfiles/file/bajipexefibojikideketekug.pdfIn PDF document text
- http://yfatc.com/userfiles/file/6802701406.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=lovevery+play+gym+guide+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_off0000f554.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF554 | 17316 bytes |
SHA-256: 6cce52ac3ad4bad9734eaf185a8afc76548bf13c81aecee7d53cd89a91eed7ab |
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font_01_sfnt_off00012299.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12299 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013ab0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13AB0 | 10708 bytes |
SHA-256: 1c7e4b7f9fa63c38b4630db383ce8f993f23c3549bf5f931dd626acb16f3a1bf |
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