MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to compromised websites or link farms, suggesting a phishing or redirection scheme. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically indicates a pattern of using disposable hosting for link farms, reinforcing the malicious nature of the document's content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9958
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://broadstripe.com/wp-content/plugins/super-forms/uploads/php/files/0ae6d309bd74255e6e0fea78812489a6/95520086552.pdf In PDF document text
- https://gcr.goldcrownresort.com/magazine_files/files/pujirisarabelisukefiwiwi.pdfIn PDF document text
- https://www.kiakaha.gr/wp-content/plugins/super-forms/uploads/php/files/sk7h71euvnebd8bjc88rin71na/3623325331.pdfIn PDF document text
- https://holocaustresearch.pl/nowy/photo/file/18302767098.pdfIn PDF document text
- http://sportschoolindex.nl/images/uploads/tixitirisat.pdfIn PDF document text
- http://mylodge-naoshima.com/images/blog/file/81403526982.pdfIn PDF document text
- https://transturist.ba/ckeditor/ckfinder/files/files/tinene.pdfIn PDF document text
- https://celebicatering.com/upload/ckfinder/files/49936020172.pdfIn PDF document text
- http://www.nanodrywash.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613cfa8fae08b---kerinitufez.pdfIn PDF document text
- http://www.immiflex.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d27b0311b5---nogikewejudivase.pdfIn PDF document text
- https://winstar-tools.com/UserFiles/editor/file/topodojodutidudomedoduv.pdfIn PDF document text
- https://pepinieramontana.ro/ckfinder/userfiles/files/73313729360.pdfIn PDF document text
- http://zartmobilia.com/userfiles/file/20210904221129.pdfIn PDF document text
- http://izhar-energy.com/userfiles/file/xavasawuxavulazoziwuxobam.pdfIn PDF document text
- https://dagvandearchitectuur.be/_files/file/41299028718.pdfIn PDF document text
- http://xn----ftbkdcamitb5h.xn--p1acf/files/fck/file/luwuvifawarinixarekobemor.pdfIn PDF document text
- http://jeyadhurgatemple.com/userfiles/file/15802831237.pdfIn PDF document text
- http://poexali.org/static/image/_u/system/files/84875740708.pdfIn PDF document text
- https://mar3ol.com/Files/files/rateramulon.pdfIn PDF document text
- https://gifarlcm.com/upfiles/editor/files/5638936572.pdfIn PDF document text
- https://4cmedica.com/ficheiros_upload/file/8493803072.pdfIn PDF document text
- https://marmetal.cevhertemizlik.com/userfiles/files/jatesepusikot.pdfIn PDF document text
- http://inbiosa.eu/static/cfiles/files/57439130913.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=instagram+profile+profile+viewerPDF 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_off0000c19b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC19B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d9b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9B2 | 10804 bytes |
SHA-256: 367879a380e2bdec306da5c96ceca48ef6f71b5f6fc5650c86b977d7ddd78059 |
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font_02_sfnt_off0000f2a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2A1 | 21512 bytes |
SHA-256: dd01db5edf2465dbd9eaecf5bf86a8021fedb2c74a5d496aae7c4772cac2d75b |
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