MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, suggesting a phishing or malicious redirection scheme. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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://joelcsimonesq.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/60128963822.pdf In PDF document text
- https://ipic.vn/userfiles/file/puzowepake.pdfIn PDF document text
- https://abril.pe/wp-content/plugins/super-forms/uploads/php/files/0miuf3p0lnj5kgu52heorldull/76276240841.pdfIn PDF document text
- http://houstontca.org/Content/uploads/files/razozitener.pdfIn PDF document text
- http://primeasset.hu/fileok/file/66258105306.pdfIn PDF document text
- http://www.lbf-cosmetics.com/website/wp-content/plugins/formcraft/file-upload/server/content/files/160c6efdcbdba3---65118539646.pdfIn PDF document text
- http://www.celso.org/download/favorumunelobufitumijuz.pdfIn PDF document text
- http://www.guaitoli.eng.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a5459e98d66---4208796901.pdfIn PDF document text
- https://www.bouldersudbury.org/wp-content/plugins/formcraft/file-upload/server/content/files/1606fa1b54f107---dijezixupufivenemonexi.pdfIn PDF document text
- http://unioncentralreunion.com/clients/3/3a/3acd25563584ef55397927d4124196c4/File/80084586675.pdfIn PDF document text
- https://ambientltg.com/wp-content/plugins/super-forms/uploads/php/files/96686477a13ea1e519b4623c9fa74707/8927379336.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/7jrskj5u313hfj44o8fq9plf4v/pejulizumu.pdfIn PDF document text
- http://avvolodin.ru/upload/file/61599779087.pdfIn PDF document text
- http://mijneigenlift.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1609d296ebb759---90903856372.pdfIn PDF document text
- http://myqself.com/upload/files/lopelafonebisalokimez.pdfIn PDF document text
- https://permargi.com/files/galeria/files/37005136677.pdfIn PDF document text
- https://activepymes.com/pub/file/polewikenajuzopulirobirid.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=the+four+lobesPDF 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_off0000b88b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB88B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d0a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0A2 | 10060 bytes |
SHA-256: 8d070d98d678df3f68b11484c502605a6f0672f94d9cfe481d1bc3228bc4013e |
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font_02_sfnt_off0000e721.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE721 | 16516 bytes |
SHA-256: 82a0a4e479c7fa3b37b216d3bfdf71cc1aa72e4f19ba31418ee0ffb17343b052 |
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