MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to disposable hosting or compromised CMS upload directories, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://mmoxx.mn/userfiles/files/deluvuvufux.pdf In PDF document text
- http://daming-school.com/userfiles/file/84773733051.pdfIn PDF document text
- http://kantipursecurity.com/userfiles/file/tejijunamixupunise.pdfIn PDF document text
- https://pecintajp.com/contents/files/20738978058.pdfIn PDF document text
- http://bk-plus.at/userfiles/files/gudobipijupuwad.pdfIn PDF document text
- http://cartopack.be/Images/file/mafawamino.pdfIn PDF document text
- http://hitecds.com/userfiles/file/49013312638.pdfIn PDF document text
- https://tiguan-wiki.ru/file/vuxafotet.pdfIn PDF document text
- http://hoangminhphatkorea.com/webroot/img/files/vovem.pdfIn PDF document text
- https://stakeoutllc.com/wp-content/plugins/super-forms/uploads/php/files/af1cffcadbfaaef939091e0ac9b94e72/84932151443.pdfIn PDF document text
- http://clinicaveterinariacene.com/userfiles/files/jurixuwugajige.pdfIn PDF document text
- https://flylights.pl/wp-content/plugins/super-forms/uploads/php/files/26qlhg7eos002vtbt2lh3sbcc8/karozedovefek.pdfIn PDF document text
- https://biroestarsa.hu/uploads/file/76528475443.pdfIn PDF document text
- http://stilna-ya.com/_userfiles/file/rilolugaxe.pdfIn PDF document text
- http://arcenevents.nl/site/upload/files/78414129085.pdfIn PDF document text
- https://bykevin.com/wp-content/plugins/super-forms/uploads/php/files/3fa92e34f1c790a82767423ebe95dd82/wobixusojokexow.pdfIn PDF document text
- http://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/1613951ac7c223---23647304909.pdfIn PDF document text
- http://traktor-tv.de/sites/default/files/file/vugowoworonemosebiwoxu.pdfIn PDF document text
- https://cuatudongsaigon.net/uploads/files/24966032273.pdfIn PDF document text
- http://boston.pl/fck_pliki/file/mobiresiniwunifoxigejuz.pdfIn PDF document text
- http://dison.cn/filespath/files/20210913142850.pdfIn PDF document text
- http://tai-group.com/upload/files/tomuvitewotutanimejuzitof.pdfIn PDF document text
- http://interface-referencement.com/userfiles/file/rudesuderuwizuruzuge.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=human+evolution+pdf+free+downloadPDF 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_off0000d461.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD461 | 17564 bytes |
SHA-256: ce2953eaf8ec634cb88af40a12bba23b4057b68291b171d45eae68e96d206905 |
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font_01_sfnt_off00010259.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10259 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011a70.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A70 | 10736 bytes |
SHA-256: eae1c2be14822213305c7bccd91e0d991231a88657179fc79f47746a68b6351b |
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