MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous links pointing to potentially compromised WordPress uploads and disposable hosting, indicating a link farm designed to redirect users. The presence of these links suggests an attempt to distribute malware or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
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://dafelia.com/files/32571919267.pdf In PDF document text
- http://israel-aliya.com/wp-content/plugins/super-forms/uploads/php/files/7c602ab57b88668ae99e53c9d100520b/84657167359.pdfIn PDF document text
- http://csc0512.com/userfiles/file/20210616154633_nr6nll.pdfIn PDF document text
- https://galerieportelouise.be/userfiles/files/pudelizewekokoso.pdfIn PDF document text
- http://cameronhaddock.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a984cdbb0f9---nipozugulamixigajivota.pdfIn PDF document text
- http://fabrykakonwersji.pl/wp-content/plugins/super-forms/uploads/php/files/690d78e52a7c60f5784da8e1afc4ce87/lofemukexisefixo.pdfIn PDF document text
- http://agrostroi-proekt.ru/ckfinder/userfiles/files/22230441857.pdfIn PDF document text
- http://melissajacksonmd.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c7e8e4d265---4143832536.pdfIn PDF document text
- https://postelezmasivu-ostrava.cz/ckfinder/userfiles/files/bizetukebomorav.pdfIn PDF document text
- http://penzionklara.cz/userfiles/file/basekiwerido.pdfIn PDF document text
- http://angelojrobles.com/admin_initial_test/userfiles/file/83130305624.pdfIn PDF document text
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a1fc4334d88---zopug.pdfIn PDF document text
- http://okmarin.ru/userfiles/file/berodot.pdfIn PDF document text
- https://avenirpourtous.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160a5ec698460f---35099778541.pdfIn PDF document text
- https://www.erenang.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086d9497c382---gopekofuzemo.pdfIn PDF document text
- http://nissanotogovap.com/uploads/images/files/30782099515.pdfIn PDF document text
- http://accessprecision.com/userfiles/file/vidifij.pdfIn PDF document text
- http://feast.to/upd_file/93564469123.pdfIn PDF document text
- http://humanitool.ru/userfiles/file/38425685441.pdfIn PDF document text
- https://realwebguys.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d25f1a7a75---92633220716.pdfIn PDF document text
- http://www.champcaregivers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afa232a372d---rapodo.pdfIn PDF document text
- https://www.truesdalepainting.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a1186b5a570---50506354886.pdfIn PDF document text
- https://sardavetri.it/userfiles/file/nugudodidevetegofasoxitu.pdfIn PDF document text
- https://aquariumfargo.com/wp-content/plugins/super-forms/uploads/php/files/aecb18648f759ecf0ae16492996566e3/80334524392.pdfIn PDF document text
- https://eandjfamilyhealthcenter.com/wp-content/plugins/super-forms/uploads/php/files/24a5cbe293c816c068b4afb5fab6cbb6/89050070756.pdfIn PDF document text
- http://ledson.ru/upload_picture/29578653887.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=there+is+a+fountain+filled+with+blood+selahPDF 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_off0000c985.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC985 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e19c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE19C | 10740 bytes |
SHA-256: 0f97934de7721bce85eed1187e131cdf26de8a57545a0cbd1a99b8a228abcea2 |
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font_02_sfnt_off0000fa4e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA4E | 16592 bytes |
SHA-256: 36b4645a653470ac380132de114921c03ac4b1f8a676871013caff8bd3ffcce3 |
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