MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The PDF contains numerous links pointing to compromised WordPress sites, specifically targeting the 'super-forms' plugin's upload directory. This pattern is indicative of a phishing or malware distribution campaign, where users are directed to malicious content. The ClamAV detection and ML classifier further support the malicious nature of this document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://cwlighting.com/wp-content/plugins/super-forms/uploads/php/files/5050c920522b486a725e0dc08d8f3e3f/kixopisax.pdf In PDF document text
- http://dbhsreunion.com/clients/21010/File/1653911402.pdfIn PDF document text
- https://n95america.com/wp-content/plugins/super-forms/uploads/php/files/b5078ac26022f57c0547d126cd042f2c/vozupoded.pdfIn PDF document text
- http://riskhedgetech.com/uploaded/file/166952262760b394501ac50.pdfIn PDF document text
- http://dangkyidol.com/wp-content/plugins/super-forms/uploads/php/files/mn89pj61qtdgkk1peaibfvkp73/97528191459.pdfIn PDF document text
- http://elonsummerstorage.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d91363f9dc---kejawixujap.pdfIn PDF document text
- http://gentlemensquartersbarbershop.com/wp-content/plugins/super-forms/uploads/php/files/1a0bf4a7a38773ca85ae2ba995032958/rituxadoboduw.pdfIn PDF document text
- http://fd-health.com/upload/ckeditor/files/jefujim.pdfIn PDF document text
- https://howardsteeves.com/wp-content/plugins/super-forms/uploads/php/files/77312de0d959abaa1b6df9a05644f467/denojegevavigiwipomexunav.pdfIn PDF document text
- http://sunnysidehigh65.com/clients/d/d0/d00d1ad1640c45b888f5e58ac216a5d1/File/59247926283.pdfIn PDF document text
- https://www.medicalart.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160c157377fe34---burijimabar.pdfIn PDF document text
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/160b847d004795---vimojewuxelewedorud.pdfIn PDF document text
- http://indiebookoftheday.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f05a6c9315---2920259189.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/160c35844809ee---vulanowupaxosedobipezud.pdfIn PDF document text
- https://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/b4984e6e0306cec58f9ebb443478fdfc/tisiboselufem.pdfIn PDF document text
- https://penzionradvanice.cz/res/file/10427090998.pdfIn PDF document text
- https://www.azulejositurry.com/wp-content/plugins/super-forms/uploads/php/files/cadslk5bp5kku6t39510ripet6/39482390141.pdfIn PDF document text
- http://md-servicios.com/userfiles/file/62702279343.pdfIn PDF document text
- http://faradtvandor.hu/picture/userfiles/file/8545697585.pdfIn PDF document text
- https://thietbivesinhanhhuy.com/asset/files/dorirom.pdfIn PDF document text
- http://emrc.ie/upload/imagecontent/file/pesimemejovurogoliper.pdfIn PDF document text
- https://www.accidentinjurylascruces.com/wp-content/plugins/super-forms/uploads/php/files/jj11qdsigpgi4nsej2dj3sicpc/penokovivosomupaful.pdfIn PDF document text
- http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/051f2bd6029a7998b836b5af72994b9e/30478530866.pdfIn PDF document text
- http://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607b882a30829---88153148448.pdfIn PDF document text
- https://iominneapolis.com/wp-content/plugins/super-forms/uploads/php/files/74a1a96a57a0983529f3fa5c9147b5d8/zinazebisuwik.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=solid+black+wallpaper+iphonePDF link annotation
- https://sharpspringwww.kinsta.cloud/wp-content/plugins/super-forms/uploads/php/files/b8f9748828a0c2a87fa87074d91f7475/68181170175.pdfIn PDF document text
- 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_off0000de1b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE1B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f62d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF62D | 17208 bytes |
SHA-256: d58904e4a108caa18edcc5320eaf21bdab5ab41aceec3729fb248a0ad0b0da6f |
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font_02_sfnt_off00012306.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12306 | 10736 bytes |
SHA-256: cffc8876fe1ea3ab5d299e021c52ad786162ebe7334b7ff41fe1ad5c571d390e |
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