MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links, many pointing to compromised CMS upload storage and disposable hosting, suggesting a link farm designed to redirect users. The presence of these links and the overall structure point towards a phishing or credential harvesting attempt, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9979
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://webelievedin1984.com/clients/6/67/676624d6593aa512bfa6e10e765af00e/File/52792127687.pdf In PDF document text
- http://xn--80aaae7amexjfdlfdfg.xn--p1ai/files/file/dudafupakenokuzugoledufap.pdfIn PDF document text
- http://rockycheng.com/ckfinder/userfiles/files/visifa.pdfIn PDF document text
- https://ddriu.hu/wp-content/plugins/super-forms/uploads/php/files/9a4008992e7048e8d145271dcc23bd6d/30365727293.pdfIn PDF document text
- http://uk-finansist.ru/userfiles/file/bizubivoveve.pdfIn PDF document text
- https://www.toptalentusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607201e366353---75241571497.pdfIn PDF document text
- http://southport1969.com/clients/861680/File/98881119120.pdfIn PDF document text
- http://www.drop-lok.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab6294a1591---mewarivefo.pdfIn PDF document text
- http://hillcountryawningsandsunscreens.com/wp-content/plugins/formcraft/file-upload/server/content/files/160801c0e38731---dufatesozaz.pdfIn PDF document text
- http://argentum.com/wp-content/plugins/super-forms/uploads/php/files/7ia69q6esebv8vo5eptvqpjodd/labebavagobikapa.pdfIn PDF document text
- https://numen-wow.com/userfiles/cloud//files/21782103062.pdfIn PDF document text
- http://khanaphatgroup.com/UserFiles/file/93092462717.pdfIn PDF document text
- https://torrentclub.vip/wp-content/plugins/super-forms/uploads/php/files/oebqe7addt4a9nhvd9muu6b2vo/bivabeb.pdfIn PDF document text
- http://tamker.hu/userfiles/file/3714300444.pdfIn PDF document text
- https://www.kiteschule-kiel.de/wp-content/plugins/formcraft/file-upload/server/content/files/160bf17d00e368---14453639478.pdfIn PDF document text
- http://vanharteyoga.nl/uploads/files/55724690122.pdfIn PDF document text
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608679743df38---taxowo.pdfIn PDF document text
- https://jokerprod.net/userfiles/file/mitem.pdfIn PDF document text
- https://anzmrrn.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607eae5878fe8---nufegitobuvukokuk.pdfIn PDF document text
- https://permargi.com/files/galeria/files/vajutigowanudo.pdfIn PDF document text
- http://atenngo.com/admin/sites/site/documents/43652342078.pdfIn PDF document text
- http://www.1atlanticfunding.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c00552649c---74540224178.pdfIn PDF document text
- https://taxiporec.top/wp-content/plugins/super-forms/uploads/php/files/pajs4gqkqha6p089o50h7kg583/feselobebokinuf.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=how+to+get+android+10+on+huaweiPDF 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_off00013da9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13DA9 | 10664 bytes |
SHA-256: 2aea70d9e0e0836e80711909292528d586654224346f19bdb058cbc26053bb9d |
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font_01_sfnt_off000155db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x155DB | 17336 bytes |
SHA-256: 9a11538ff2d4af02ddc8eaa0d5612088a649e4ee6b6f00efede0f71b97ba8267 |
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font_02_sfnt_off0001830d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1830D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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