MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to lure users to malicious destinations. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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 https://synerhu.ru/uplcv?utm_term=canon+in+d+piano+sheet+music+easy+free+pdf PDF link annotation
- https://phongkhamtamthan.net/uploadeditor/files/ninuworalalepiluzaro.pdfIn PDF document text
- https://www.ojchamber.com/ckfinder/userfiles/files/jalebasa.pdfIn PDF document text
- http://driver-jazda.pl/upload/file/wesexir.pdfIn PDF document text
- http://malbreil.com/userfiles/file/23369267142.pdfIn PDF document text
- https://foodthings.us/userfiles/file/66295831071.pdfIn PDF document text
- http://lex.tj/img/file/4770975755.pdfIn PDF document text
- https://mobile-translator.eu/app/webroot/media/files/pozokapiwavojixopepaw.pdfIn PDF document text
- http://stopasbestos.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1615125e0cb49f---8716971464.pdfIn PDF document text
- http://zsdbiopharm.com/upload/files/94184401980.pdfIn PDF document text
- https://sportnazona.bg/f/uploads/files/20112405310.pdfIn PDF document text
- https://carparts-fixture.com/file/file/27256289881.pdfIn PDF document text
- https://globalmediaminds.com/uploads/files/54755422093.pdfIn PDF document text
- https://na-nule.ru/wp-content/plugins/super-forms/uploads/php/files/qum2nkf4cdlad6vq7j30q29kr4/najuki.pdfIn PDF document text
- http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/16141f13daafc8---jifuroxijonixaj.pdfIn PDF document text
- http://lamgi.pl/ckfinder/userfiles/files/tudejofanev.pdfIn PDF document text
- http://ituor.ir/basefile/chartermeinfo/files/votidarituvofurelazivim.pdfIn PDF document text
- http://centreforeffectivecoaching.com/media/file/kudire.pdfIn PDF document text
- http://3e-machinery.ru/app/webroot/filesfiles/35455969188.pdfIn PDF document text
- http://2girlstrippin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614bc527dc81c---45576063284.pdfIn PDF document text
- http://ark-mr.com/data/home/qxu2063190031/htdocs/uploadfile/files/25719534654.pdfIn PDF document text
- http://bckvalumni.org/userfiles/file/72407180664.pdfIn PDF document text
- https://777mto.info/contents/files/56530535523.pdfIn PDF document text
- https://ms02bet.com/contents/files/jujubinumawaxawexetanobi.pdfIn PDF document text
- https://lifesmart.ro/ckfinder/userfiles/files/83720072035.pdfIn PDF document text
- http://immobiliareborghi.com/userfiles/files/52308834726.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_off0000b2fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB2FD | 11084 bytes |
SHA-256: fb7700e4235a1694ae93371bc54f86a53adaf6412c49f5afbe0dedd3d7e9bbfd |
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font_01_sfnt_off0000ccb0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCCB0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e4c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4C2 | 14508 bytes |
SHA-256: b31201a1545053069ca6a5e1d288bc717832e595aa314d1a1fde434741b761d3 |
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