MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm with numerous URLs pointing to potentially malicious content, as indicated by the 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' heuristics. ClamAV also detected this file as 'Pdf.Phishing.Trojan'. The primary attack pattern involves luring users to external sites through deceptive links within the document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://zhatuogz.com/uploadfile/file/foxuketemepovuminunib.pdf In PDF document text
- https://telorgabus.com/contents//files/36511374543.pdfIn PDF document text
- http://transportdiverse.com/uploads/files/79289674999.pdfIn PDF document text
- http://miyisz.com/mingyi/images/userfiles/file/pibojefokimibojigagax.pdfIn PDF document text
- https://smilepath.com.au/wp-content/plugins/super-forms/uploads/php/files/6740b234f22a342b7f7ee4203e90efa2/18799218566.pdfIn PDF document text
- http://gz-theoutfit.com/UploadFiles/FCKeditor/20210830193454.pdfIn PDF document text
- https://laptopserwis.com/app/webroot/media/files/60141460702.pdfIn PDF document text
- http://www.laterveer-biesenbeek.nl/ckfinder/userfiles/files/73887251047.pdfIn PDF document text
- https://transport-vehicules.fr/userfiles/file/vixenadabijiwukeliwapu.pdfIn PDF document text
- http://urdu-hadith.com/survey/userfiles/files/61495457319.pdfIn PDF document text
- http://ninda.vn/userfiles/files/84799973055.pdfIn PDF document text
- https://gmonlinestore.com/wp-content/plugins/formcraft/file-upload/server/content/files/16096f92518046---45098747282.pdfIn PDF document text
- https://bwawarszawa.pl/upload/file/81533994868.pdfIn PDF document text
- https://amatnieks.com/pictures/image/28355107908.pdfIn PDF document text
- https://genesisbehaviorcenter.com/wp-content/plugins/super-forms/uploads/php/files/562d66b411b18382352558671d28ce26/rejifonenasuko.pdfIn PDF document text
- http://tiwtactic.com/userfiles/files/15994746113.pdfIn PDF document text
- https://pensionatiitalianiinportogallo.it/wp-content/plugins/super-forms/uploads/php/files/d9926bb178f98dfb5e9c9af912881a7b/15400099315.pdfIn PDF document text
- http://web5gstore.com/Files/files/54692737510.pdfIn PDF document text
- https://petek.biz/resimler/files/32483778868.pdfIn PDF document text
- http://gadkowski.pl/repository/filemanager/file/87077952501.pdfIn PDF document text
- https://asaptransfers.co.uk/wp-content/plugins/super-forms/uploads/php/files/83ndvnsgnib7botfd0n4i1ctl4/vidiwutizuzikesu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=applied+biopharmaceutics+and+pharmacokinetics+7th+edition+ebook+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_off0000cdf4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDF4 | 11332 bytes |
SHA-256: 7aada7300d76db9be9f19d1958693d26ada21bd188ff7844ff2ad79edd427d36 |
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font_01_sfnt_off0000e856.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE856 | 18852 bytes |
SHA-256: 39a22f4c1efba34d093801b8d781185f29df347347027d280ad084fdd0a93033 |
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font_02_sfnt_off000116f8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116F8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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