MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The file contains a link farm pointing to compromised WordPress upload directories, suggesting it is part of a phishing or malware distribution scheme. The presence of numerous links to PDFs hosted on various domains indicates an attempt to obscure the true malicious destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9860
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 http://www.adanakursmerkezi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ed033ac540---xolotipasepabofipemaped.pdf In PDF document text
- https://www.crossfitparamaribo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ed7a127bc1c---381298684.pdfIn PDF document text
- https://joepromenshealth.com/wp-content/plugins/super-forms/uploads/php/files/76fe49ba90f147054082d239de8017da/berabagewi.pdfIn PDF document text
- https://quaint-house.com/bipoda.pdfIn PDF document text
- https://latrinquette.com/upload/editor/file/pofovokasujitonifa.pdfIn PDF document text
- https://brunoamaranti.it/wp-content/plugins/super-forms/uploads/php/files/9r3dokv09b8hugi33mj7dc9ai7/67240175208.pdfIn PDF document text
- http://kripasec.com/userfiles/file/31206692397.pdfIn PDF document text
- http://uptownfallschurch.com/uploads/files/61892602878.pdfIn PDF document text
- https://nutricount.cz/UserFiles/File/juvigemigugulatabanopiw.pdfIn PDF document text
- https://janeunchained.com/wp-content/plugins/super-forms/uploads/php/files/t0g59208gvbqrvfba7lmlg419u/madox.pdfIn PDF document text
- http://bensonlandscape.com/editorData/file/67307549796.pdfIn PDF document text
- http://www.medical-psychology.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160b1215c2f3f0---jiduzibuzewujifevolijut.pdfIn PDF document text
- https://www.napariverinn.com/wp-content/plugins/super-forms/uploads/php/files/1d9b4dcc21b09476c2e47b886283be56/64311772062.pdfIn PDF document text
- https://tecnicadovolante.com/images/file/gikipawoxaxutezowiviga.pdfIn PDF document text
- https://centar-znr-zop.hr/wp-content/plugins/formcraft/file-upload/server/content/files/1606f9ed7e141c---68725938511.pdfIn PDF document text
- https://acryl-bg.com/userfiles/file/xetixox.pdfIn PDF document text
- http://vishwkarmaenterprises.com/webroot/img/userfiles/files/94031743194.pdfIn PDF document text
- https://www.popcaffe.it/wp-content/plugins/super-forms/uploads/php/files/0f33cc6231d967e608a0145092e84fd3/50967246866.pdfIn PDF document text
- https://www.gs-gleichmann.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ba3cfe70b6a---woranutudix.pdfIn PDF document text
- http://busanpc1.com/upload/fckeditor/file/89075575288.pdfIn PDF document text
- https://www.pirkitpadangas.lt/ckfinder/userfiles/files/nenuxoxej.pdfIn PDF document text
- http://www.studiolegalefusimorelli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c559c7314c4---woketilotoruxex.pdfIn PDF document text
- http://cmcthailand.com/ckfinder/userfiles/files/86972843283.pdfIn PDF document text
- https://smarttactic.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160c4f53b9850b---xeguperu.pdfIn PDF document text
- https://biothiennam.com/media/ftp/file/fexob.pdfIn PDF document text
- http://www.onlinetemsilci.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607670c611f61---81888121928.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=lpc1768+user+manual+downloadPDF 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_off0000e4ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4AC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fcbe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCBE | 17852 bytes |
SHA-256: 56af48f2d2478fc8c5c1fe0b6fe5182b1c51cc84ea8d33271ad60272b0550efa |
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font_02_sfnt_off00012adc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12ADC | 11108 bytes |
SHA-256: f5a917f5aefe0f435b1b29b54a36772552df185c414b19f3e6882e432a0cc44a |
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