MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to various domains, suggesting it functions as a link farm designed to redirect users to potentially harmful content. The presence of PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this, indicating the use of disposable hosting and compromised sites for distribution. No scripts were extracted, but the overall structure points to a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://www.rajpuc.pl/pics/file/nifobunoje.pdf In PDF document text
- http://glina-master.ru/admin/ckfinder/userfiles/files/97056269622.pdfIn PDF document text
- http://leaguengn.com/userfiles/file///26556080856.pdfIn PDF document text
- https://kvartira-zalog.ru/wp-content/plugins/super-forms/uploads/php/files/d0771d0c7a51634d802491b14b7c727f/bewekebagefa.pdfIn PDF document text
- http://szhlfz.net/upload/puvumu.pdfIn PDF document text
- http://bakersfield.thepokeluau.com/uploads/files/jubuge.pdfIn PDF document text
- http://surtek.biz/image/files/20150318_235643.pdfIn PDF document text
- https://www.saenger-ohg.de/wp-content/plugins/formcraft/file-upload/server/content/files/161410b71231ae---21218899709.pdfIn PDF document text
- http://ccadl.com/files/20210911001155.pdfIn PDF document text
- http://centralgiving.com/media/userfiles/file/42219029993.pdfIn PDF document text
- http://dastone.ru/userfiles/file/43689903083.pdfIn PDF document text
- https://dubaimotorcycletours.dubaimotorhomerentals.com/uploaded_images/files/majulifitesixilu.pdfIn PDF document text
- https://distriparkbotlek.nl/userfiles/files/42558645579.pdfIn PDF document text
- http://mstreatmentadvances.com/userfiles/files/lamozoparurevibija.pdfIn PDF document text
- http://nova-auto.com/upload/fisubazoxafijonunonegaj.pdfIn PDF document text
- http://ricettebiagi.it/uploads/assets/file/85383166501.pdfIn PDF document text
- http://gayaarchi.com/userfiles/file/20210912212406.pdfIn PDF document text
- http://fleshlight-tw.com/userfiles/file/ferepexerutijijefodunimo.pdfIn PDF document text
- https://www.brunosistemi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613198037eb77---gugetegolafukojinasib.pdfIn PDF document text
- http://greenflameenergy.com/userfiles/file/51870643956.pdfIn PDF document text
- https://savitravel.ro/ckfinder/userfiles/files/judavedesa.pdfIn PDF document text
- https://www.inter-tube.co.uk/wp-content/plugins/super-forms/uploads/php/files/a6d2ead1c7da43efc8df95a767b2dd5e/ginenadifajobibaw.pdfIn PDF document text
- https://drticket.ir/basefile/drtiketcom/files/nesujivovelefegid.pdfIn PDF document text
- http://randygordonlawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/86717347210.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=world+war+z+full+movie+online+free+putlockersPDF 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_off0000edb8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDB8 | 18380 bytes |
SHA-256: 6c527e0680b8d8544dbf9ef35cdbf3c2043edd0abc63db4ad36009317fc1b7cb |
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font_01_sfnt_off00011d51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D51 | 11180 bytes |
SHA-256: 96f363d28e3d3a52f96fd61ea5ac20d4dbb677ae34159af840a4d74492cde06a |
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font_02_sfnt_off0001378a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1378A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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