MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF document contains numerous external links, many of which point to compromised WordPress upload directories or disposable hosting, suggesting a phishing or scam campaign. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://perfecthospital.org/ckfinder/userfiles/files/31799284005.pdf In PDF document text
- https://notofthisgalaxy.com/wp-content/plugins/super-forms/uploads/php/files/45bp02kv8e8alap750um361965/7822153675.pdfIn PDF document text
- https://morethancars.eu/uploads/edytor/file/721557176.pdfIn PDF document text
- http://pantryscan.com/123cars/imagefck/file/xokite.pdfIn PDF document text
- https://teater77.nl/userfiles/file/90037891778.pdfIn PDF document text
- http://xingzhongjing.com/userfiles/file/20210902180952_1842369365.pdfIn PDF document text
- http://telegid.tv/userfiles/files/zufoxozasifujazokuvozunon.pdfIn PDF document text
- https://mymovingestimate.com/wp-content/plugins/super-forms/uploads/php/files/41c84e69276061ed321ad42ce281fea7/kirefuluvuzojo.pdfIn PDF document text
- http://aaaexpressheating.com/userfiles/file/pikanej.pdfIn PDF document text
- https://dichvuketoansg.com/luutru/files/85297811035.pdfIn PDF document text
- http://rivebistro.net/ckfinder/userfiles/files/pozefewovizunarunoxuji.pdfIn PDF document text
- http://ticketsperiodico.com/galeria/files/botoganefivivufubipexig.pdfIn PDF document text
- http://yugang360.com/upload_fck/file/2021-9-12/20210912232050197808.pdfIn PDF document text
- http://qianlong99.org/ckfinder/userfiles/files/pimofexulunobigagob.pdfIn PDF document text
- https://officialbacknumber.com/editor_up/wokaliwopotifigopiwamek.pdfIn PDF document text
- https://bisnismedsos.com/userfiles/file/fonibunakusokugutoxugi.pdfIn PDF document text
- https://mayphotocopydogia.com/upload/files/majabosusurezigizemafutix.pdfIn PDF document text
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613471fad0e36---21848698585.pdfIn PDF document text
- http://gardenofsound.com/userfiles/files/nebaxamawusunit.pdfIn PDF document text
- http://sorokolaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/lajalumakenu.pdfIn PDF document text
- https://innovaciones-plasticas.com/imagenes_cont/sitio/documentos/53519286475.pdfIn PDF document text
- https://cityface.cz/res/file/71679664023.pdfIn PDF document text
- http://www.jfac.kr/ckfinder/userfiles/files/nubomeluguvagufibaxod.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=android+games+pc+versionPDF 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_off0000db69.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB69 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f380.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF380 | 10760 bytes |
SHA-256: c433775b409a89a848a36506aae37a392faea940396574715cb341252381077d |
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font_02_sfnt_off00010c0b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C0B | 17720 bytes |
SHA-256: 7639c87c7a12baa7ce805cdacb21298189f6633d1283846a1f04580b74d055b6 |
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