MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, many of which point to websites hosted on compromised CMS platforms or disposable hosting, indicating a link farm designed to direct users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://baldonimarcostudio.eu/userfiles/files/zasukuxowematowidozamusox.pdf In PDF document text
- http://ancheng-medical.com/uploadfile/files/11685558466.pdfIn PDF document text
- http://citescolairedeledit.com/include/file/70490550709.pdfIn PDF document text
- http://slenderclub.cz/ckfinder/userfiles/files/18165727017.pdfIn PDF document text
- http://bernendorf.ru/userfiles/file/mudugurukoxegebez.pdfIn PDF document text
- http://aaz.sk/editor_uploads/files/83993825905.pdfIn PDF document text
- http://palmdale.thepokeluau.com/uploads/files/2395502156.pdfIn PDF document text
- http://gianphoiduyloimodel.com/Images_upload/files/465976689.pdfIn PDF document text
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136922248042---tavazidanos.pdfIn PDF document text
- http://studiogiovannone.com/userfiles/files/vafuvofexobizazexer.pdfIn PDF document text
- http://chothuethietbi.info/img/files/gigawi.pdfIn PDF document text
- http://jgbt.us/pds/userfiles/files/16492704501.pdfIn PDF document text
- http://marchmont.ru/imgs/file/88444820656.pdfIn PDF document text
- https://onhimalayas.com/ckfinder/userfiles/files/51472358493.pdfIn PDF document text
- https://tjp2-hotlink-j3t.com/contents/files/43750528759.pdfIn PDF document text
- http://wuyioutdoor.com/userfiles/file/57149835377.pdfIn PDF document text
- http://abwcrainhwy.com/uploads/files/pidazawufa.pdfIn PDF document text
- http://someteme.com/archivos/_20210911014655.pdfIn PDF document text
- https://nomaquito-travel.com/editor-images/dilexabubiwogazesudakil.pdfIn PDF document text
- http://avon-bratislava.com/files/files/12861257363.pdfIn PDF document text
- http://allegroescrow.com/wp-content/plugins/formcraft/file-upload/server/content/files/161411b549690e---67465076735.pdfIn PDF document text
- http://luchetti.it/userfiles/files/kosepuwivuzotowavajalaru.pdfIn PDF document text
- http://aokunoil.com/ckfinder/userfiles/files/mavunepenekezika.pdfIn PDF document text
- https://teplitsyoptom.ru/wp-content/plugins/super-forms/uploads/php/files/517449b0c0ac05f99f38eb006f8f1969/90136308031.pdfIn PDF document text
- https://carcarnet.com/home/sandbox/domains/hkdance.tritek.hk/public_html/ckfinder/userfiles/files/55451262229.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=vidmate+apk+new+version+2020+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 |
|---|---|---|---|
stream_005_off000120d5.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x120D5 | 11112 bytes |
SHA-256: 1a13e78ea59f9273fb0355046af481d395dce9fe7751a89b57939557372e1fb8 |
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font_00_sfnt_off0000db27.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB27 | 17752 bytes |
SHA-256: 293973a0999476a9a5ca3eba21028a093e482a83168998ba10d7db8af9cd8c78 |
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font_01_sfnt_off000108be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108BE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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