MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file is identified as malicious by ML classifiers and ClamAV, and exhibits characteristics of a phishing lure. It contains a link farm pointing to compromised WordPress sites, which host further PDF payloads. The presence of embedded URLs and the 'Fake invoice / payment lure' heuristic strongly suggest a phishing attempt designed to trick users into downloading malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9905
Heuristics 8
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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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Clickable URI points to raw IP address medium PDF_URI_IP_LITERALPDF contains a clickable HTTP(S) action whose host is a literal IPv4 address. Legitimate documents normally link to named domains; raw-IP destinations are common in disposable phishing and malware-delivery infrastructure.
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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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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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 http://104.156.58.56/~web2inbox/wp-content/plugins/formcraft/file-upload/server/content/files/160c60f8aa1c5f---98504403834.pdf PDF link annotation
- http://oguzlarotomatiksanziman.com/depo/sayfaresim/file/49746001587.pdfIn PDF document text
- https://www.prowallpanama.com/wp-content/plugins/super-forms/uploads/php/files/861201d5557f6388ab3981468c8a6e24/mokasosamexagopulorejo.pdfIn PDF document text
- http://www.grupohk.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160986d0b91b8e---14511565256.pdfIn PDF document text
- http://cleannshieldflorida.com/wp-content/plugins/super-forms/uploads/php/files/54439fa14c68e2fbbf797c38772d71c6/benitikutilirod.pdfIn PDF document text
- http://www.lebedosapartotel.com/data/yukle/files/67469509832.pdfIn PDF document text
- http://neuragen.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607ea9ad61811---kanedazexekowotili.pdfIn PDF document text
- http://smartickgroup.com/userfiles/votekameragemani.pdfIn PDF document text
- http://suachuabaoduongmaynenkhi.com/img_quanganh/files/bamoxoto.pdfIn PDF document text
- http://wakingbeauty.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa7b86bf80f---24230340224.pdfIn PDF document text
- https://alphacleanwashing.com/wp-content/plugins/super-forms/uploads/php/files/2484182945af71f2e2942b5f1ba6e932/zafuweribovos.pdfIn PDF document text
- http://79.170.40.182/boothtastic.com/wp-content/plugins/formcraft/file-upload/server/content/files/160788970792d6---fazozunajate.pdfIn PDF document text
- http://wecans.net/_UploadFile/Images/file/6396719337.pdfIn PDF document text
- http://e-hematologica.com/users//file/rurajituwevunobe.pdfIn PDF document text
- https://relaxationplusmn.com/wp-content/plugins/super-forms/uploads/php/files/8fb52355ce8a7af28beaeffc3a53caf8/90013189892.pdfIn PDF document text
- https://ei-hotel.com/free_images/files/jenok.pdfIn PDF document text
- https://whitesal.com/data/images/file/9019_20210521212618.pdfIn PDF document text
- https://levin-dent.ru/wp-content/plugins/super-forms/uploads/php/files/a83fd6612e34f76e8e0a2379a4faf9b9/pijukaroketam.pdfIn PDF document text
- https://wscnaturalhealings.com/wp-content/plugins/super-forms/uploads/php/files/4d766de5554506ce3daadeffc260224c/gukiserazutajazeginowu.pdfIn PDF document text
- http://greer2001.com/clients/e/ea/ea56749d84c1a2d7db36d2c51c833a37/File/toworofuriwe.pdfIn PDF document text
- http://www.telsercom.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a88155985b5---fuxaxeputoxomasija.pdfIn PDF document text
- http://nensi.si/upload/file/74523756048.pdfIn PDF document text
- http://securitydirect.it/wp-content/plugins/super-forms/uploads/php/files/bb4b32373b66e4584113bd0d9da5f5cd/34892839418.pdfIn PDF document text
- https://globalmediaminds.com/uploads/files/koleduzoxizajobikifot.pdfIn PDF document text
- https://growlocals.com/wp-content/plugins/super-forms/uploads/php/files/a17bafdb6c3f132ded98924e6891d54f/jojojek.pdfIn PDF document text
- https://dmitrovka-zn.ru/admin/ckfinder/userfiles/files/13031562961.pdfIn PDF document text
- https://perfectsextherapy.com/public_html/userfiles/file/69291323386.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=texas+association+of+realtors+residential+lease+agreement+formPDF 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_off0000e50f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE50F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fd21.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD21 | 17688 bytes |
SHA-256: 8645c883f68f9e220bf18bbdfa41f1ec2ff5160a24c44bec63fcec9372c1469c |
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font_02_sfnt_off00012b4d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B4D | 10884 bytes |
SHA-256: 76d6efcab13fdb6dd23ea98fd2defda38aef376876dcdc63db45788e7c82e11f |
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