MALICIOUS
164
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 websites or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution. The presence of a 'link farm' heuristic and the sheer volume of URLs extracted support this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 7
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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://cbdc.co/uploads/ckfinder/userfiles/files/jaronuxivebameji.pdf In PDF document text
- https://tfsroanoke.com/home/tfs/public_html/new/ckfinder/userfiles/files/jerif.pdfIn PDF document text
- https://baptistfriends.org/media/kuwamepapibep.pdfIn PDF document text
- http://tuttotop.com/userfiles/files/41745473583.pdfIn PDF document text
- http://alkanboya.com/files/file///satumokate.pdfIn PDF document text
- http://frankslawfirm.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/kalanegot.pdfIn PDF document text
- http://pk-rowery.pl/user_pict/file/7894382577.pdfIn PDF document text
- http://siblom.ru/files/upload/file/42457386816.pdfIn PDF document text
- http://hajnysport.cz/FCK_userfiles/file/sufexubenit.pdfIn PDF document text
- http://venkateshservices.com/uploads/67582170148.pdfIn PDF document text
- https://institut-arabe.org/ckfinder/userfiles/files/damutefejojoxezija.pdfIn PDF document text
- http://www.pointcookelectrician.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16143bc66c59a8---58687370859.pdfIn PDF document text
- http://brava-ekb.ru/userfiles/file/nafixan.pdfIn PDF document text
- http://olgapolyakova.com/files/files/bobibejumomakut.pdfIn PDF document text
- https://nam.it/wp-content/plugins/formcraft/file-upload/server/content/files/161418debbdd50---73546989805.pdfIn PDF document text
- http://dieterheich.de/images/uploads/file/26678556067.pdfIn PDF document text
- http://shijijiaming.cn/filespath/files/20210914121545.pdfIn PDF document text
- http://aci-immobilier-douai.fr/userfiles/files/wixuxavakapefukape.pdfIn PDF document text
- http://veterinariomauracotti.it/userfiles/files/tadolugupejuv.pdfIn PDF document text
- http://2girlstrippin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612fb0905a419---zodojuve.pdfIn PDF document text
- https://www.alongsideasia.com/wp-content/plugins/super-forms/uploads/php/files/43d12232c2da9ff1cee1fd3a7f08a087/58120172330.pdfIn PDF document text
- http://solarwindependence.com/ckfinder/userfiles/files/25722514750.pdfIn PDF document text
- https://96662888.com/editor_upload/file/27004698892.pdfIn PDF document text
- http://kondicionery-ivanteevka.ru/upload_picture/file/78052027511.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=coins+and+cash+rewards+for+8+ball+poolPDF 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_off0000e2b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2B2 | 17564 bytes |
SHA-256: fdf9a365c288697e7a1dc646ecc0322a8a76ea41a32f944806e47d449edd1df7 |
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font_01_sfnt_off00011090.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11090 | 11084 bytes |
SHA-256: 63faefd4cceb5ac52053ff5a51bdb1c7bb67770be36d7bb252e606a592715765 |
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font_02_sfnt_off00012a30.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A30 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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