MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded URLs, many of which point to compromised or disposable hosting domains. Heuristics indicate this is a link farm designed to redirect users, with ClamAV and ML classifiers flagging it as malicious. The presence of numerous unknown URLs suggests a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://julianina.dk/upload/file/63842657243.pdf In PDF document text
- http://uchid.com/uploads/file/89271757578.pdfIn PDF document text
- http://builderall.info/userfiles/file/32387531513.pdfIn PDF document text
- http://vom-ragnaroek.de/uploads/file/bikus.pdfIn PDF document text
- https://kamarkosong.com/contents/files/45043699014.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/161353373898c2---vofenemewapoli.pdfIn PDF document text
- https://whitepalacegrill.com/userfiles/xemusixefoxugututi.pdfIn PDF document text
- http://sellmysayarah.com/userfiles/files/gupoxomidevib.pdfIn PDF document text
- https://dcicz.org/userfiles/file/fosojudezemaledoguna.pdfIn PDF document text
- http://pm-ural.com/uploads/files/43566453508.pdfIn PDF document text
- http://ptk-astana.kz/wp-content/plugins/super-forms/uploads/php/files/b93f5836950cdd3322ea520f50805ef9/nitaxojipalulejexuzi.pdfIn PDF document text
- http://adance0112.com/upfile/editor/file/pilutadabekelipaduvinomaf.pdfIn PDF document text
- https://taechoclub.com/FileData/ckfinder/files/20210904_2D63369561839092.pdfIn PDF document text
- http://trongtinpc.com/luutru/files/64937873905.pdfIn PDF document text
- https://isuzuphonoi.com/data/dulieu/files/vutosemeje.pdfIn PDF document text
- http://problemconsulting.com/img/download/files/21816070221.pdfIn PDF document text
- http://asu.com.vn/wp-content/plugins/super-forms/uploads/php/files/e4foiu558sh3g65kc656uv4l57/jaxuko.pdfIn PDF document text
- http://candemdientu.com/Images_upload/files/fozetemafit.pdfIn PDF document text
- http://mitcostruttori.it/userfiles/files/bixowufifadikiw.pdfIn PDF document text
- http://fermobkorea.com/userfiles/file/20210905225145.pdfIn PDF document text
- http://kxqcgs.net/filespath/files/20210907163842.pdfIn PDF document text
- http://www.parinet.fi/tiedostot/files/76497711026.pdfIn PDF document text
- http://geoplan.su/userfiles/file/jedavukinigu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=hogwarts+a+history+pdf+free+downloadPDF 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_off00013cb8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13CB8 | 19132 bytes |
SHA-256: 6da6bb1ce509b08df49d223039a136f86b5d0f070e42eeab4a2440c256595d4a |
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font_01_sfnt_off00016ea6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16EA6 | 10968 bytes |
SHA-256: 676e94ea363d3cb49cf58302cbb1af65149777d1a4555091a64818aa40f9e3db |
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font_02_sfnt_off000187ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x187EA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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