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 compromised CMS uploads or disposable hosting, indicative of a link farm. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery through these links. The presence of a link farm and the nature of the URLs suggest the document's purpose is to lure users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://ktcyy.com/ckfinder/userfiles/files/ropesogadib.pdf In PDF document text
- https://www.milestonesmn.org/ckfinder/userfiles/files/mezibazumafejevevefus.pdfIn PDF document text
- http://adidravidar.com/ckfinder/userfiles/files/xagawitoxifakodalugom.pdfIn PDF document text
- http://dynamic1984.com/user_file/file/99136439577.pdfIn PDF document text
- http://phulieumaymacbaoco.com/hinhanh_fckeditor/file/xikimipibozamewibusafaja.pdfIn PDF document text
- https://castilloexterior.net/ckfinder/userfiles/files/gisifofow.pdfIn PDF document text
- https://toscanafantastica.com/userfiles/file/munizafipovisinupi.pdfIn PDF document text
- https://www.poolsrus.com.au/application/third_party/ckfinder/userfiles/files/nutapunavuzebavurabek.pdfIn PDF document text
- https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16130940975ec0---2241095328.pdfIn PDF document text
- http://lacasedescaraibes.fr/file/10723545577.pdfIn PDF document text
- https://grdr.org/paidel/ckfinder/userfiles/files/resudelulewumupiwapu.pdfIn PDF document text
- http://maiodi.com/userfiles/files/fevipigov.pdfIn PDF document text
- http://ceresasrl.it/userfiles/files/2563544830.pdfIn PDF document text
- http://dui-antidote.com/images/userfiles/file/fobekejiwe.pdfIn PDF document text
- https://cafemocion.com/userfiles/file/28760278950.pdfIn PDF document text
- https://cobaltinc.org/userfiles/file/ruzativarujisafilesipuji.pdfIn PDF document text
- http://studiofagiani.eu/userfiles/files/zavesonemotezi.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/161315500d7ac5---47942757998.pdfIn PDF document text
- https://puertoestereo.com/wp-content/plugins/super-forms/uploads/php/files/e0kvanbk3q5c9e2oaj4t2qp6l2/wosozavuxozotipat.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1613ffa3849df3---satupiji.pdfIn PDF document text
- http://yuemeism.com/uploadfiles/files/2039435411.pdfIn PDF document text
- https://henuopack.com/d/files/86187052730.pdfIn PDF document text
- https://adikketiga.com/contents/files/rinaluxivaxele.pdfIn PDF document text
- https://toppelletmachine.com/d/files/mevatodabizajilipotatin.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=how+to+unlock+android+phone+if+forgot+pinPDF 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_off0000deb6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEB6 | 18396 bytes |
SHA-256: 2008a498b9705a6d0179240d41612cfb7b59b82c8bdb5e3aaa12fd2bde27d0ae |
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font_01_sfnt_off00010e32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E32 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012649.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12649 | 11000 bytes |
SHA-256: a1aaca50301f5dcedbb0b762cdec8f79e7110b3be811fddcdafe5ee87931fa4b |
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