MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, many of which point to compromised CMS upload directories or are hosted on disposable domains, suggesting a link farm designed to redirect users to malicious content. The presence of these links and the overall structure strongly suggest a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9944
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://driftwoodcc.com/userfiles/files/11958063893.pdf In PDF document text
- https://technok.cz/wp-content/plugins/super-forms/uploads/php/files/33de95009c166ca658e67beba9ffe414/fevamosokumid.pdfIn PDF document text
- https://transport-vehicules.fr/userfiles/file/fumedukowuseju.pdfIn PDF document text
- http://christopherdallo.com/file/11412408010.pdfIn PDF document text
- https://nhatngudongkinh.com/upload/ckupload/files/47143861463.pdfIn PDF document text
- http://briarcliff68.com/clients/71184/File/mabis.pdfIn PDF document text
- http://compie.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16075e7c216338---60263429223.pdfIn PDF document text
- http://automsystem.com/UploadFile/file/20210518183122326.pdfIn PDF document text
- http://pi-consulting.ch/download/zaluvililibulo.pdfIn PDF document text
- https://hijaulumut.com/contents//files/zefidev.pdfIn PDF document text
- https://hps-gruppe.com/wp-content/plugins/super-forms/uploads/php/files/sqd6halhl003qd7oofvaec1l3r/givovemufiginap.pdfIn PDF document text
- http://ctkupavna.ru/upload/file/42841174445.pdfIn PDF document text
- http://apcmagon.com/userfiles/50124665994.pdfIn PDF document text
- http://droprint.my/home/ququ4923/public_html/userfiles/file/mizabi.pdfIn PDF document text
- http://ks-system.co.uk/ckfinder/userfiles/files/33115291430.pdfIn PDF document text
- http://lube-stc.com/ckfinder/userfiles/files/zuzofafojemigisiwisaz.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a9aff20ff8.pdfIn PDF document text
- http://pileshoppen.dk/userfiles/file/porusamozamav.pdfIn PDF document text
- http://matras-devison.com/upload/file/82131789951.pdfIn PDF document text
- https://budapestpainter.hu/ckfinder/userfiles/files/25921439565.pdfIn PDF document text
- http://audiencefertilization.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/sewalotubonizo.pdfIn PDF document text
- http://global-poseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cfdcb87cdce---90986011963.pdfIn PDF document text
- https://agrachoff.ru/wp-content/plugins/super-forms/uploads/php/files/c6c8b30aaa6bd0de64c21c77ad318fef/vukubabubuse.pdfIn PDF document text
- http://terezmisszio.eu/files/file/81249725079.pdfIn PDF document text
- https://growlocals.com/wp-content/plugins/super-forms/uploads/php/files/443546065e272edded6ceccf58b9f7e4/5249064787.pdfIn PDF document text
- http://www.maoles.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bb46d05ce7---movufirewewiwi.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=a+year+without+momPDF 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_off0000e6ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6CA | 10336 bytes |
SHA-256: 28b9b0e18bd0781487657f3b0e9631b9aa214620131746e956fd07e7b2b3444d |
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font_01_sfnt_off0000fe34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE34 | 17004 bytes |
SHA-256: 0c56067d45874d986456ae6819270bb256f263b5ecbfba1c8fa3f802925acd68 |
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font_02_sfnt_off00012a84.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A84 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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