MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links pointing to various websites, many of which are hosted on compromised or disposable domains, indicating a link farm designed to lure users to malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://htbestcomputer.com/media/ftp/file/nabexodigupub.pdf In PDF document text
- https://ladychief.com/wp-content/plugins/super-forms/uploads/php/files/a0a74b8af816e4c68efb3b27723ffa8d/880211584.pdfIn PDF document text
- http://majorpropertygroup.com/userfiles/files/21569103434.pdfIn PDF document text
- http://travelport.pl/userfiles/file/tijedulizalub.pdfIn PDF document text
- http://agenziaimmobiliarecannavo.eu/userfiles/files/94785948333.pdfIn PDF document text
- https://birsamundapark.in/userfiles/files/75506025572.pdfIn PDF document text
- http://ssanadia.in/userfiles/file/dulozoja.pdfIn PDF document text
- https://www.saltriot.com/wp-content/plugins/super-forms/uploads/php/files/b6740826243bf07fc34c6950f47486f6/81375010630.pdfIn PDF document text
- http://lukoilmarine.com/ckfinder/userfiles/files/28909448495.pdfIn PDF document text
- http://adimhukuk.com/resimler/files/sifezulinumi.pdfIn PDF document text
- http://kanchanaspa.com/ckfinder/userfiles/files/rirul.pdfIn PDF document text
- http://asiadomainstore.com/userfiles/file/94678920316.pdfIn PDF document text
- http://www.startservis.sk/novy/ckfinder/userfiles/files/85432517865.pdfIn PDF document text
- http://www.tsssport.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614518eb765ac---19901279024.pdfIn PDF document text
- http://caphegiabao.com/upload/fck/file/59758648603.pdfIn PDF document text
- http://xn--sanitrprofi-p8a.ch/fckeditor/editor/images/file/18112034613.pdfIn PDF document text
- http://multi-accueil.fr/ressource/site-image/files/39055257817.pdfIn PDF document text
- http://www.peritaonline.es/ckfinder/userfiles/files/dibupamediboraralavoj.pdfIn PDF document text
- https://mycocoa.org/images/upload/files/juliwufavazedurejururador.pdfIn PDF document text
- http://khojedu.net/userfiles/file/59206023016.pdfIn PDF document text
- http://richardchong.com/userfiles/files/79431351203.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=new+games+2021+android+offlinePDF link annotation
- http://crossfit28.com.s125853.gridserver.com/siteuploads/editorimg/file/57174900953.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_off0000e1a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1A2 | 16896 bytes |
SHA-256: 492fa411acbd2823cded43c659196607fdd7b89e40c018f5ca9740401ae94726 |
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font_01_sfnt_off00010d55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D55 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001256c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1256C | 10956 bytes |
SHA-256: 7a49e949bf9100a6e23be5ea2fa9f149c6719cbe59cca994dd6e20e3a8e1dada |
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