MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs pointing to potentially malicious PDF files hosted on various domains. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a link farm on disposable hosting, suggesting an attempt to obscure the true malicious destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 5
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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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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://senkyu.jp/webroot/img/files/dujamunufu.pdf In PDF document text
- http://xn--b1agpbmdtf.xn--p1ai/upload/file/11086231690.pdfIn PDF document text
- http://geodavidepini.it/userfiles/files/7107415617.pdfIn PDF document text
- http://www.medicalalliedtraining.com/wp-content/plugins/formcraft/file-upload/server/content/files/16135ca7f3f889---83729745733.pdfIn PDF document text
- http://inistor.com/ufiles/files/76145178142.pdfIn PDF document text
- http://www.juthamasclinic.com/upload/finder/files/55735451395.pdfIn PDF document text
- http://weddingdove.tw/uploads/files/202109011353296707.pdfIn PDF document text
- https://noithathoaphat11.com/upload/files/wibimusuzogaxogojoruwel.pdfIn PDF document text
- https://alubiasdetolosa.com/files/galeria/files/40402399889.pdfIn PDF document text
- http://metrocars.london/survey/userfiles/files/83014124905.pdfIn PDF document text
- http://www.alex-vasilkov.ru/images/wisdom/file/72872371187.pdfIn PDF document text
- http://zawodydrwali.pl/app/webroot/userfiles/file/mevokadubivareka.pdfIn PDF document text
- https://markiza-trade.ru/admin/ckfinder/userfiles/files/tozetoxivenolujadujixof.pdfIn PDF document text
- http://architettodrabeni.it/userfiles/files/zesameviwugeje.pdfIn PDF document text
- https://valkexclusief.reviewz.eu/app/webroot/files/userfiles/files/sajuzob.pdfIn PDF document text
- http://theexplorerthai.com/userfiles/files/buvezurixegebutuvusuk.pdfIn PDF document text
- http://parkergeneralcontractors.net/userfiles/file/roxol.pdfIn PDF document text
- https://unique.global/wp-content/plugins/super-forms/uploads/php/files/09e3f08518fd29108cac5eafafd6d57e/5758065691.pdfIn PDF document text
- http://shophouse.info/images/files/23749392302.pdfIn PDF document text
- http://abwnickersonplaza.com/uploads/files/sinagezijogaxisaguran.pdfIn PDF document text
- http://letdentalab.com/img/files/toririxawaxogosegol.pdfIn PDF document text
- https://detectagsafety.com/ckfinder/userfiles/files/masetulifegiwomimosoxoxo.pdfIn PDF document text
- http://businessnavigator.in/ckeditor/uploads/files/13107569303.pdfIn PDF document text
- http://skncn.com/u/files/663009886.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=cara+upgrade+os+android+jelly+beanPDF 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_off0000cb8e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB8E | 10984 bytes |
SHA-256: 9743be8dc72b087576c9209f92c584b829507a33e94a8d7f71340cf274981ca9 |
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font_01_sfnt_off0000e4a7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4A7 | 18124 bytes |
SHA-256: 6822303df45fad6548344fc211b0321b052ef8e47381043a614a7763192fe415 |
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font_02_sfnt_off000113b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x113B9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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