MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, 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 0.9975
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://cheniou.handysociality.com/upload/files/16061585763.pdf In PDF document text
- http://ndfeef.com/radiant/mechimobiles/userfiles/files/febaz.pdfIn PDF document text
- http://schokofontaene.de/idata/nomufijidiluxofowi.pdfIn PDF document text
- https://tucsonhomewindowtint.com/wp-content/plugins/super-forms/uploads/php/files/2c9045a28e6034ac7842e9b968623009/bakofiwa.pdfIn PDF document text
- https://vietnam-pump.com/userfiles/file/41436710703.pdfIn PDF document text
- https://ice-group.pl/userfiles/file/9064424679.pdfIn PDF document text
- http://freewest.at/muwegodepebotobazikuwot.pdfIn PDF document text
- https://iamluno.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613139b722974---38454675257.pdfIn PDF document text
- http://petukmahaaaraj.com/userfiles/file/zenoz.pdfIn PDF document text
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/0hs1jlbj2c6jboj306ii13m863/danav.pdfIn PDF document text
- https://mbamantra.com/ci/userfiles/files/xabuvojob.pdfIn PDF document text
- http://yourhealthyanswer.com/ckfinder/userfiles/files/40423549752.pdfIn PDF document text
- https://sieuthimaycafe.vn/uploads/file/gepep.pdfIn PDF document text
- http://elskup.pl/images/assets/file/dumokatobina.pdfIn PDF document text
- http://leylatoprak.com/userfiles/file/vofutegekikiwojobofezor.pdfIn PDF document text
- https://armagedonspedycja.pl/files/file/74497181972.pdfIn PDF document text
- http://acudrved.com/ckfinder/userfiles/files/xewibumetumuxejeg.pdfIn PDF document text
- http://kor-ra.ru/UserFiles/file/joselefebeni.pdfIn PDF document text
- https://hidropomp2008.com/uploads/userfiles/file/jerufivipufavamokipibuluj.pdfIn PDF document text
- http://another-partner.morefriendship.com/upload/files/82985469746.pdfIn PDF document text
- https://dreamscapes.ca/dream_scapes/userfiles/files/nowizixaketosogimetufok.pdfIn PDF document text
- http://bkdesign.ee/userfiles/file/28520612987.pdfIn PDF document text
- http://qwerty.pl/_data/file/5028740841.pdfIn PDF document text
- https://www.shopveriamici.com/wp-content/plugins/super-forms/uploads/php/files/s5i0pcoeg0o4ar5a0pcdq34u39/2955277804.pdfIn PDF document text
- https://laptoptranganh.com/data/dulieu/files/98285540051.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=pinched+nerve+in+left+arm+symptomsPDF 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_off0000d6ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6CE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000eee5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEE5 | 11068 bytes |
SHA-256: 9a241ea0a9e122e53edf1a5a7cab0b441ad2cde16febb6f05a569e35e71a5f9d |
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font_02_sfnt_off00010879.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10879 | 16640 bytes |
SHA-256: 994a93f4e397e7588e725ae0cee14ab67321235139a2c22195984d8b446d115e |
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