MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains numerous links, many pointing to compromised CMS upload directories, suggesting it functions as a link farm. The primary purpose appears to be redirecting users to other malicious or SEO-manipulated content hosted on potentially compromised websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://clinicaveterinariasangiacomo.it/userfiles/files/99227838891.pdf In PDF document text
- http://tano-cable.com/d/files/90204528637.pdfIn PDF document text
- https://www.stock2morrow.com/ckfinder/userfiles/files/54896771118.pdfIn PDF document text
- http://jamalcar.com/userfiles/file/78908778659.pdfIn PDF document text
- http://microcement.ua/userfiles/file/52992783009.pdfIn PDF document text
- https://getadoc.in/ckfinder/userfiles/files/34874399935.pdfIn PDF document text
- http://becro-plast.hr/wp-content/plugins/formcraft/file-upload/server/content/files/1612f96ff314f0---98181773372.pdfIn PDF document text
- http://profitoolinfo.ru/ckfinder/userfiles/files/kiwotesax.pdfIn PDF document text
- https://backcountryplayground.com/wp-content/plugins/super-forms/uploads/php/files/abf25b5320bb17fbb435dd9498267489/54083355540.pdfIn PDF document text
- http://babyindex.nl/images/uploads/solalorapumajefunasit.pdfIn PDF document text
- http://textstricker.de/benutzerdateien/1929948749.pdfIn PDF document text
- http://tythb.cn/uploadfile/files/jovut.pdfIn PDF document text
- http://gapp.fr/medias/files/75142037605.pdfIn PDF document text
- https://centrorevisionimonregalese.it/file/58534086363.pdfIn PDF document text
- http://uzmansporzeminkaplama.com/resimler/files/88820007650.pdfIn PDF document text
- https://cplastik.com/data/cms/file/wofewevomiputetiwek.pdfIn PDF document text
- http://snnet.kr/board_pds/fckeditor/2021/09/file/44489683407.pdfIn PDF document text
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d3dede30dc---63979161182.pdfIn PDF document text
- https://natanashoes.com/kingkong/userfiles/files/vufodelof.pdfIn PDF document text
- http://www.trisad.kz/ckfinder/userfiles/files/80394566546.pdfIn PDF document text
- http://rpsbchamber.org/editorData/file/35750054486.pdfIn PDF document text
- https://towa-aaa.jp/userfiles/file/50105322.pdfIn PDF document text
- http://yatros.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16136cc9aec136---ritobulagas.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=the+curious+writer+5th+edition+pdf+freePDF 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_off0000cdeb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDEB | 10792 bytes |
SHA-256: 85a031e3ad059341e07a1a5affdfaf04359389c1d39ec42ac229ae23d52b1247 |
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font_01_sfnt_off0000e6e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6E0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fef2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEF2 | 17252 bytes |
SHA-256: 078985af3983cd4ed2fae35bfcd57854c576f7efeb8169fb4e5febef9919c57e |
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