MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links pointing to compromised WordPress upload storage and other disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The primary attack pattern involves exploiting user trust through a seemingly legitimate document to facilitate further compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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 http://clubesquilacoma.com/uploads/files/xejiburafifutekon.pdf In PDF document text
- http://pizzeriagiganti.ro/imagini_ws/kovusonaseval.pdfIn PDF document text
- https://prosegik.com/wp-content/plugins/super-forms/uploads/php/files/1b0228c149ac2a07757ec4bc7d35645e/91329121720.pdfIn PDF document text
- https://samowar.ch/upload/file/kenazabejenokivazamu.pdfIn PDF document text
- https://powerseas.net/userfiles/file/85657976404.pdfIn PDF document text
- https://xn----8sbaavnccwq4am.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/aca9cd64b4c877fe31f4c9cec2de3888/85864901769.pdfIn PDF document text
- https://www.c2commercial.com/wp-content/plugins/super-forms/uploads/php/files/2619dca198879bd567e194ff4e8f58dc/fetipifonokisifegafiz.pdfIn PDF document text
- https://anmoul.com/userfiles/file/491060920.pdfIn PDF document text
- https://led7.ru/file/4517924237.pdfIn PDF document text
- https://artbynela.com/uploads/file/36768497503.pdfIn PDF document text
- https://theemperorsoldclothes.co.uk/wp-content/plugins/super-forms/uploads/php/files/ofa6lr20sa0ntqumpq8g97a198/57835628277.pdfIn PDF document text
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e5e4978dbb8---10026091131.pdfIn PDF document text
- http://e-skala.pl/userfiles/file/9818172457.pdfIn PDF document text
- https://www.drserapkagan.com/wp-content/plugins/super-forms/uploads/php/files/pik63717giveq828u59v84i79s/tepurudebedubibi.pdfIn PDF document text
- https://nnkcreations.com/userfiles/file/jubaxisejafamigufaj.pdfIn PDF document text
- https://jyapa.com/jhuoyue/uploadfiles/3114255426.pdfIn PDF document text
- http://skolicka.eu/foto/images/file/fanoxazasuzuzupoxadari.pdfIn PDF document text
- https://amesmedicalservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160866b49ca59b---giwapojipakunozegus.pdfIn PDF document text
- https://noriupapildu.lt/ckfinder/userfiles/files/zovutuwodijoko.pdfIn PDF document text
- http://www.benyowsky.com/resources/files/junatikux.pdfIn PDF document text
- https://www.teppiche-waschen-hamburg.de/wp-content/plugins/formcraft/file-upload/server/content/files/16083693d481a0---70595985796.pdfIn PDF document text
- http://smartcookieacademy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160902a1518133---58524746879.pdfIn PDF document text
- https://butterfly-propertymanagement.com/userfiles/file/sudimeda.pdfIn PDF document text
- http://lindendirect.com/ckfinder/userfiles/files/sifolilixuluruzuvo.pdfIn PDF document text
- https://efsanepin.com/calisma2/files/uploads/biwedeletorukamiwezi.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=acer+x223w+lcd+monitor+manualPDF 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_off0000c636.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC636 | 16480 bytes |
SHA-256: c4610c5561744dc5f458f58e86281de2e38797a0c6996a425172e11a04855762 |
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font_01_sfnt_off0000f156.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF156 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001096d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1096D | 10924 bytes |
SHA-256: e60aa1f211b1c8557f379d29f40cee5236ae66a23ccf954d7b069c0252a4680f |
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