MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics indicate the PDF acts as a link farm, pointing to multiple compromised WordPress upload directories and disposable hosting sites, suggesting a phishing or malware distribution scheme. The embedded URLs are likely used to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9970
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://www.edutechusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c2d5f3b8d9c---56346615278.pdf In PDF document text
- http://pm-ural.com/uploads/files/2134918667.pdfIn PDF document text
- https://www.plsok.com/wp-content/plugins/super-forms/uploads/php/files/939248e40241979a707901c866e5c971/10726419818.pdfIn PDF document text
- http://appartenvue.net/appart/upload/images/rilugisabirogemevosiwotew.pdfIn PDF document text
- https://deewo.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a016421665c---56120252446.pdfIn PDF document text
- https://kga-am-adlergestell-ev.de/kga/ckfinder/userfiles/files/bibewipez.pdfIn PDF document text
- http://candientu24h.vn/webroot/img/files/99116302558.pdfIn PDF document text
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/1608445f7c1c65---zesuli.pdfIn PDF document text
- https://dm288.com/slicice/file/dinumebanutopamoketedizak.pdfIn PDF document text
- https://championsforchildren.org/wp-content/plugins/super-forms/uploads/php/files/55fe6086b68f8c17e95fd873bfb3515a/86661084483.pdfIn PDF document text
- http://fmi.lu/userfiles/files/261602382.pdfIn PDF document text
- http://leinerpakgelatine.com/survey/userfiles/files/36668046125.pdfIn PDF document text
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085e43008e63---lurapumifaru.pdfIn PDF document text
- https://www.hadlowsecurityshutters.com/wp-content/plugins/super-forms/uploads/php/files/a96178e9c768f23ef9e792d4e543f907/vewebajeweduvew.pdfIn PDF document text
- https://michelbarbot.com/upload/files/14691436747.pdfIn PDF document text
- http://cargo3030.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16070341172db5---2537213076.pdfIn PDF document text
- http://www.farparts.cl/wp-content/plugins/formcraft/file-upload/server/content/files/1609175601966c---vuwaxidusumenoxexolaj.pdfIn PDF document text
- http://xn--m1age8bh.xn--p1ai/files/file/19917093520.pdfIn PDF document text
- http://mobilephleb.com/clients/2/2d/2d2188d13063160162e6e2bbcdac547d/File/bisinujarudasonudofobomi.pdfIn PDF document text
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/iij1e47clpklht2vil283h2vu4/xegutenagutore.pdfIn PDF document text
- http://pvsystexperts.com/wp-content/plugins/super-forms/uploads/php/files/h0f7gvbj8lqbbmjbl8mjjb7k17/74393918462.pdfIn PDF document text
- http://whscardinals1963.com/clients/9/9e/9e5fab02d16e7113a74bdd4e7828f974/File/23454744009.pdfIn PDF document text
- https://vietnaminsight.biz/ckfinder/userfiles/files/roxusurewigofavanujufok.pdfIn PDF document text
- http://local-minicab.com/survey/userfiles/files/doxurepupodanu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=how+to+run+android+autoPDF 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_off0000ff65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF65 | 10072 bytes |
SHA-256: ddbdd52f85777c6a37fd0b512cc7a88f87d17099b6fb314530a4b46a84089d79 |
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font_01_sfnt_off000115df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115DF | 18856 bytes |
SHA-256: 1762a2fd984d2e09d7455aa695b0fea86b8fb35ed4e086ffacd353f102f66e7e |
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font_02_sfnt_off0001464a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1464A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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