MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple compromised or disposable hosting sites. The presence of numerous unknown URLs suggests an attempt to distribute malicious content or conduct phishing operations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://sygimportaciones.com/wp-content/plugins/super-forms/uploads/php/files/ii695qgjb4usfpfdtqkgfslg3a/sakapolelunopija.pdf In PDF document text
- https://ylwlgwadmin.ylwl.cn/upload/files/vupusugekeromuxojemuxak.pdfIn PDF document text
- http://change-sexy.com/files/files/tivewejose.pdfIn PDF document text
- http://1night2day.com/ckupload/files/jikabixafunofera.pdfIn PDF document text
- https://institut-arabe.org/ckfinder/userfiles/files/59111317391.pdfIn PDF document text
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/vpgttv75shr8q0tkqqeqcr8c54/wijusafeminojuxopewat.pdfIn PDF document text
- http://gamboeng.com/assets/ckfinder/userfiles/files/jotub.pdfIn PDF document text
- http://digifast.cz/userfiles/19123963318.pdfIn PDF document text
- http://amsaneeraus.fi/userfiles/files/76561255758.pdfIn PDF document text
- http://hzzxtl.com/UploadFile/file/20210722115446415.pdfIn PDF document text
- https://www.formwork.co.uk/wp-content/plugins/super-forms/uploads/php/files/765q6l4d3mu2bhj0ot36ifhv0e/64016734120.pdfIn PDF document text
- http://centralgiving.com/media/userfiles/file/24811950446.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084322943763---56497501877.pdfIn PDF document text
- http://aloisiquadri.it/userfiles/files/33001047263.pdfIn PDF document text
- http://bowlinggreenhsclassof66.com/clients/b/bd/bdf8ab256cd88a603fc2b95a051c5839/File/winoviw.pdfIn PDF document text
- http://toyotacri.com/userfiles/files/bujosuxisilinoz.pdfIn PDF document text
- https://lescourailleurs.com/upload/editor/file/5588531804.pdfIn PDF document text
- https://webgirls-studio.com/wp-content/plugins/formcraft/file-upload/server/content/files/160804fecd26be---22879965412.pdfIn PDF document text
- http://nuovojob.com/userfiles/files/bogobuwuzatedanoduva.pdfIn PDF document text
- https://utilitydiscount.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608230774a37e---gofezoxifepoxonitozat.pdfIn PDF document text
- https://www.pfgpartners.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160ac09eda5655---xivufitu.pdfIn PDF document text
- http://sergeybazarov.ru/file/babaf.pdfIn PDF document text
- http://donovaly-ubytovanie-safran.sk/web/userfiles/file/23265582045.pdfIn PDF document text
- https://www.colours-of.com/wp-content/plugins/super-forms/uploads/php/files/ok3mk5pmacggla25lr9o81tks1/xanepipuluzedejaguv.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=usga+handicap+manual+different+teesPDF 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_off0000daa6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAA6 | 16688 bytes |
SHA-256: f95dbf08666b683bea42cfaed4f5855a4a50ef6b7006706a1e42f53405ee105b |
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font_01_sfnt_off00010593.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10593 | 11052 bytes |
SHA-256: 7c3a804c713d6d4ee965c472600eab911bf504c38dce9848b400d5a4b4e215b1 |
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font_02_sfnt_off00011ee3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11EE3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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