MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs that form a link farm, with several pointing to potentially compromised WordPress sites. The primary function appears to be redirecting users to malicious or phishing content, likely as part of a phishing campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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://datavincity.com/uploads/ckfinder/files/wuzowajojawudirig.pdf In PDF document text
- https://3dreamstudios.com/wp-content/plugins/super-forms/uploads/php/files/2c30bfaf827dacf9cc78562494a9e8d2/9741965949.pdfIn PDF document text
- http://bearings-home.com/userfiles/file/kudovuwobuperid.pdfIn PDF document text
- https://newat.ru/wp-content/plugins/super-forms/uploads/php/files/ecf64396524d1f1a55c71ab887d3c04b/11818049337.pdfIn PDF document text
- http://english-island.pl/wp-content/plugins/super-forms/uploads/php/files/sarogqlaclf7bi060nchgc5tb3/tadupifigujusufofenanaxul.pdfIn PDF document text
- https://ovalpolycoats.com/media/32066217318.pdfIn PDF document text
- https://www.kalirich.com/wp-content/plugins/super-forms/uploads/php/files/2ciim0q0l3b487m7bmu6m42i67/7311146352.pdfIn PDF document text
- https://frasertechno.com/wp-content/plugins/formcraft/file-upload/server/content/files/160798fc80bc10---lagowadaxififelopazax.pdfIn PDF document text
- http://paillasse.hu/userfiles/file/lomaxikabi.pdfIn PDF document text
- https://brandonsmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/i4ntdroatht1er5faustgfaad5/95029045663.pdfIn PDF document text
- https://idfusionllc.com/wp-content/plugins/super-forms/uploads/php/files/a7bad63ad4c1b7eb2bcce1d048ff586e/43788546106.pdfIn PDF document text
- http://big-blue-bus.com/pics/fotos/1/file/jikixivatemurapixofokora.pdfIn PDF document text
- http://allseasonsart.com/uploads/fck_uploads/file/63248599973.pdfIn PDF document text
- https://www.diktu.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086bcf1675d0---17688504628.pdfIn PDF document text
- http://www.maoles.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c97a8b85591---49674914276.pdfIn PDF document text
- http://fizjoactiv.eu/Upload/file/30600109071.pdfIn PDF document text
- https://www.apartamentselsllacs.com/wp-content/plugins/super-forms/uploads/php/files/b8qh7fivbn0a93cbn0avgij188/62528253733.pdfIn PDF document text
- https://k-kompany.ru/wp-content/plugins/super-forms/uploads/php/files/1600be7c1e1b5c1b438e3ef646aa5cfa/4831557186.pdfIn PDF document text
- http://a-range.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16090eeff7e324---gitaxepogunedobajovube.pdfIn PDF document text
- https://www.jahnigterbraak.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b301d936ff4---bamikuxu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=entropy+of+system+surroundings+and+universePDF 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_off00010311.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10311 | 11056 bytes |
SHA-256: 5888e499c264154136c9cbbfb443303e638e37f531552c154bd40936e7be9b1d |
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font_01_sfnt_off00011cac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11CAC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000134be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x134BE | 16776 bytes |
SHA-256: 5c076256aa616e3ad7ab37f4ed5cff512a42e6a730e1e6d68ec2a0476d1310c0 |
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