MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous embedded URLs pointing to potentially compromised CMS upload directories and disposable hosting. These links are likely intended to lure users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://immobiliareborghi.com/userfiles/files/47621567780.pdf In PDF document text
- http://marsalanoleggio.it/userfiles/files/pujanajisadajujufepexo.pdfIn PDF document text
- https://lekkermooi.nl/userfiles/file/wuxugatonitega.pdfIn PDF document text
- http://aceonlinementors.com/userfiles/file/83756370805.pdfIn PDF document text
- https://phuketwebstudio.com/ckfinder/userfiles/files/duzekerorubesusivir.pdfIn PDF document text
- http://carszana.com/image/upload/File/javonalamimokuxikopabavik.pdfIn PDF document text
- http://braciszewska-klimek.pl/fck_files/file/78628052947.pdfIn PDF document text
- http://champaigncursillo.com/userfiles/file/rixizevi.pdfIn PDF document text
- http://www.191seo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613662a919396---45842951824.pdfIn PDF document text
- https://we-plus.tw/ckfinder/userfiles/files/sosofag.pdfIn PDF document text
- http://npas.ru/pic/file/92754374891.pdfIn PDF document text
- http://www.dean-cpa.com/files/adminpic/file/rupaxaj.pdfIn PDF document text
- http://dongsimkindergarten.com/upload/files/31358794305.pdfIn PDF document text
- http://humansharehouse.com/userData/board/file/46338442567.pdfIn PDF document text
- https://es21sys.com/userfiles/file/xasikugese.pdfIn PDF document text
- https://netron.pt/app/webroot/media/files/39723163254.pdfIn PDF document text
- https://ciiinnovationsummit.com/ci/userfiles/files/gadofanuj.pdfIn PDF document text
- https://mvmdigital.gr/files/files/56157390319.pdfIn PDF document text
- http://pneusmarene.it/images/file/josirikunuxubiliz.pdfIn PDF document text
- http://szilasfood.hu/pic_upload/files/80068278641.pdfIn PDF document text
- http://recruiters-zone.com/wp-content/plugins/formcraft/file-upload/server/content/files/161327be5b5938---kofoferuzamodiburexesad.pdfIn PDF document text
- http://wannawwannie.pl/userfiles/file/6697016214.pdfIn PDF document text
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613188175526b---71546650607.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=cool+things+to+make+in+survival+minecraftPDF link annotation
- http://irodori.kir.jp/files/file/95106126736.pdfIn PDF document text
- 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_off0000f027.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF027 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001083e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1083E | 11072 bytes |
SHA-256: 557085a1ef4ee35ed69249e7edc8fbf7b24ee660939c36f051a275e306d0b033 |
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font_02_sfnt_off000121e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121E3 | 18588 bytes |
SHA-256: 30cb3c07d401e0a8bd23d002b7b3c2e192e9834560712185bdb6a441b33c3ab8 |
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