MALICIOUS
176
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains a lure instructing the user to enable macros or editing, a common tactic to bypass security measures and download a second-stage payload. Several URLs point to compromised CMS upload storage, suggesting a distribution mechanism for malicious files.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 7
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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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Macro/content-enable lure medium SE_ENABLE_LUREDocument instructs the user to enable macros or editing — a common technique used by malware droppers to bypass Office macro security settings
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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.wikiwebagency.it/wp-content/plugins/super-forms/uploads/php/files/22c9e8712da4e55a3d3d0a0cb7974f45/nuvevupo.pdf In PDF document text
- https://gpuhub.net/wp-content/plugins/super-forms/uploads/php/files/27kffok4bvj5141plfha4tojgg/86713659406.pdfIn PDF document text
- https://freedomtampons.com/wp-content/plugins/super-forms/uploads/php/files/d5a76da2b8c8576e6f74b0bf95cc3db4/94198268102.pdfIn PDF document text
- http://www.absolutecateringla.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b705f87862---zisopugakasa.pdfIn PDF document text
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/ef9a6c58174d948fc3b7a8e9672404ce/64630083011.pdfIn PDF document text
- http://africansafaris-spain.com/FCKeditor/editor/filemanager/connectors/php/connector.php?Command=FileUpload&Type=File&CurrentFolder=%252Ffile/zomikeda.pdfIn PDF document text
- http://delawaretravelmedicine.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079dbb76e01d---rekuxawemos.pdfIn PDF document text
- https://seataclightingalaska.com/wp-content/plugins/super-forms/uploads/php/files/b03b54444e9bd4a27721ca786704b732/poxewu.pdfIn PDF document text
- http://ackerviewguesthouse.com/userfiles/file/23888504289.pdfIn PDF document text
- https://dermo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a0cb7038c8---gegujafomudegomega.pdfIn PDF document text
- http://www.kliningstroy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1607a0ce06209e---vuxuzivazawutepapuwiwunew.pdfIn PDF document text
- https://frontiersneurophotonics.org/wp-content/plugins/formcraft/file-upload/server/content/files/1/1608dad9308b03---72726397604.pdfIn PDF document text
- https://sportli.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/16070186eddbc8---varutodev.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=simple+financial+report+sample+excelPDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e385.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE385 | 5332 bytes |
SHA-256: 27a579cee7a30658a258be3c1a522ae41bbbcd7c0697205fbc54277d2ac3261a |
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font_01_sfnt_off0000f592.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF592 | 11776 bytes |
SHA-256: eba51ae05faedef16cc0de750fccbc0c46bed412b0648f548da670be376bf5ca |
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