MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded URLs, many of which point to compromised CMS upload directories. The ML classifier and ClamAV both flagged this PDF as malicious, specifically as a phishing trojan. The presence of numerous links suggests an attempt to lure users to malicious sites, likely for credential harvesting or further malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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 https://ispartaprefabrik.com/ckfinder/upload/files/17463947912.pdf In PDF document text
- http://e-sportis.com/images/upload/romaxexilajidit.pdfIn PDF document text
- https://vibingvibes.com/userfiles/files/xosegabonaxonofuzin.pdfIn PDF document text
- https://blugarden.eu/file/xuwanupakasamubom.pdfIn PDF document text
- https://luxartparquet.com/wp-content/plugins/super-forms/uploads/php/files/efcb0f061712cd0c899cdebe6f6651f5/xedobifag.pdfIn PDF document text
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614533fa1f984---20849412956.pdfIn PDF document text
- https://cashofferoregon.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ebc00c93f0---momewipuga.pdfIn PDF document text
- https://sunriseinnjasper.com/nbloom/fckuploads/file/geliwoguzajibew.pdfIn PDF document text
- http://energy-labels.com/userfiles/file/jevuridibetonakud.pdfIn PDF document text
- https://wamsconference.com/wp-content/plugins/super-forms/uploads/php/files/780234b07db8ed235b0cbfa83064fcf2/58831067820.pdfIn PDF document text
- http://kruengrangthai.com/files/files/90525788064.pdfIn PDF document text
- https://louvre.lv/res/wysiwyg/file/89906497462.pdfIn PDF document text
- https://chief-moving.com/editor_upload/file/27254814039.pdfIn PDF document text
- http://thepnguyentran.com/media/ftp/file/votikabe.pdfIn PDF document text
- https://eksiliotomotiv.com/upload/ckfinder/files/42155826079.pdfIn PDF document text
- https://hotelharmika.com/assets/userfiles/files/66800651763.pdfIn PDF document text
- http://artanuji.ge/admin/ckeditor/ckfinder/userfiles/files/34912500695.pdfIn PDF document text
- http://skalamatbaa.com/userfiles/file/zowip.pdfIn PDF document text
- http://hflchw.com/upload/file/90001933071.pdfIn PDF document text
- https://kaemsp.org/upload/editor/file/papebuxujesumo.pdfIn PDF document text
- https://www.milestonesmn.org/ckfinder/userfiles/files/13643861993.pdfIn PDF document text
- https://vettercycles.ch/userfiles/files/turabesijuzesogege.pdfIn PDF document text
- http://twfindia.in/userfiles/files/65548393821.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=lucky+patcher+2020+androidPDF 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_off0000b0ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB0CE | 10900 bytes |
SHA-256: d5da69548db3eaa1534c2af1edac82560434b44042b7282953374f9ae49430eb |
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font_01_sfnt_off0000ca1a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA1A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e22c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE22C | 17880 bytes |
SHA-256: b191a4ac5774130ff3b3987dd006ef56e5d9efb5d9e5fb4133f33ef95b37faa3 |
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