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 reveal it functions as a link farm, with numerous URLs pointing to compromised CMS upload directories. These links likely serve as lures for phishing or to download further malicious content, aligning with a spearphishing attachment attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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.hungryalex.com/wp-content/plugins/super-forms/uploads/php/files/5lebtle3p927j51lqps8fuu1av/14917346855.pdf In PDF document text
- https://cal.lighting/wp-content/plugins/super-forms/uploads/php/files/2ca0b0e9f9ca04d6cc70a3773ba44db7/70706534441.pdfIn PDF document text
- https://asthasupermarket.com/userfiles/file/45546146459.pdfIn PDF document text
- https://www.saenger-ohg.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606ebfbe11b0d---kuxetofimotumabali.pdfIn PDF document text
- http://ggmtc.net/userfiles/files/sifipekuvav.pdfIn PDF document text
- http://cnkls.com/userfiles/file/1622373704.pdfIn PDF document text
- http://trainternational.in/wp-content/plugins/formcraft/file-upload/server/content/files/160a6505a52d4a---sakemuza.pdfIn PDF document text
- https://macleanpinesdrivingschool.com.au/wp-content/plugins/super-forms/uploads/php/files/10a116b9b2543ca0ca6a5ec9bfacc75a/49743566826.pdfIn PDF document text
- https://rubin2000-distribuitorshop.ro/userfiles/file/67685409947.pdfIn PDF document text
- http://dailyliving.nl/ckfinder/userfiles/files/2334218908.pdfIn PDF document text
- http://pappteam.hu/userfiles/file/wafegifilalijavexudaloxi.pdfIn PDF document text
- https://lllk.ru/wp-content/plugins/super-forms/uploads/php/files/9d043de11be45ca323bd57ddc8f8a80c/tufafosipolik.pdfIn PDF document text
- http://smolensk-bakaleya.ru/userfiles/file/2403023211.pdfIn PDF document text
- http://lichnyiybrand.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1607f610e6ee29---55009928032.pdfIn PDF document text
- https://nhachoxebus.com/upload/fck/file/6571029679.pdfIn PDF document text
- https://regeneracion-capilar.com/wp-content/plugins/super-forms/uploads/php/files/0d424bee8157827c616f5851a1b6236e/ramux.pdfIn PDF document text
- https://interesttour.com/wp-content/plugins/super-forms/uploads/php/files/f1dacb738199950f9e9166701b1648a8/kifozuroxikefumijefubaj.pdfIn PDF document text
- http://becucci.it/userfiles/files/bekinefogesixux.pdfIn PDF document text
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/160833e4290173---6759707873.pdfIn PDF document text
- https://www.dyna-tech.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160710319e7844---voxotitibujodofakuki.pdfIn PDF document text
- http://srihemkuntsahibfgp.org/hemkunt/userfiles/file/54081504452.pdfIn PDF document text
- http://motivationandmomentum.net/ci/userfiles/files/xituxakuf.pdfIn PDF document text
- https://activepymes.com/pub/file/xipowivigupirefugodisig.pdfIn PDF document text
- https://karapinarinsaat.net/userfiles/upload/file/84339867604.pdfIn PDF document text
- https://giriconsultancy.com/content_files/files/tezemupexazi.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=put+god+in+the+center+and+everything+will+come+togetherPDF 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_off0000f8af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8AF | 18372 bytes |
SHA-256: a2c8e92728418e5cefe6fd8ebb493e17194c3cf4d33b1715f59207ba982885fc |
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font_01_sfnt_off000128c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x128C1 | 11016 bytes |
SHA-256: 96527f3aeef60c0e292c628da77f2369fbb64a8ff43aca39b399010b65dcfa3e |
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font_02_sfnt_off000141fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x141FC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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