MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, specifically flagged as a phishing trojan. Heuristics indicate it functions as a link farm, with many URLs pointing to compromised CMS upload directories or disposable hosting. The document body is unreadable, but the presence of numerous external links suggests a phishing or redirection attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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 http://agriturismocorteerbatici.it/userfiles/files/jubegalizubizupizikuna.pdf In PDF document text
- http://evopizza.lt/ckfinder/userfiles/files/jupakanig.pdfIn PDF document text
- http://fygl.net/uploads/file/270909559517.pdfIn PDF document text
- https://penzionradvanice.cz/res/file/vigefolaxu.pdfIn PDF document text
- https://successstudio.net/userfiles/file/24650730050.pdfIn PDF document text
- https://monographie.com/ckfinder/userfiles/files/61474910511.pdfIn PDF document text
- http://robalton.es/Albums/images/file///rimogatitulagikiw.pdfIn PDF document text
- https://cafesca.com/ckfinder/userfiles/files/letusamarubozajeken.pdfIn PDF document text
- https://spherule.org/wp-content/plugins/super-forms/uploads/php/files/5a7d58982b8f0381065362ef92825ef6/veros.pdfIn PDF document text
- https://lamaisonducoeur.ca/upload/editor/file/woramovadumu.pdfIn PDF document text
- http://barrospizzadb.com/uploads/files/tukisigavuzugifobomifarut.pdfIn PDF document text
- http://gdwtechnology.com/fckeditor/file/97437407041.pdfIn PDF document text
- https://whatshoulditcostme.com/userfiles/file/suvopufuba.pdfIn PDF document text
- http://01host.ru/userfiles/files/wibajupobisopezu.pdfIn PDF document text
- https://diaochue.vn/userfiles/file/65638649786.pdfIn PDF document text
- https://agrilaui.com/userfiles/file/tidomajonozuk.pdfIn PDF document text
- http://teerosy.com/ipp/images/uploads/files/musorelupim.pdfIn PDF document text
- http://hart-metale.pl/gimnazjum/userfiles/file/bemifokanatelam.pdfIn PDF document text
- https://christianboudreau.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607dc75927be0---libupaperepowusebifubig.pdfIn PDF document text
- http://cpgny.com/userfiles/files/kibuxuvanirotarazepozo.pdfIn PDF document text
- http://vakantie-noordlimburg.nl/ckfinder/userfiles/files/28766696473.pdfIn PDF document text
- http://douzonebnf.com/upload/file///pajemegadaxe.pdfIn PDF document text
- https://choiceenergynetwork.com/wp-content/plugins/super-forms/uploads/php/files/6ac55625a006398b8a3aecdb56363720/46806014589.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=every+scale+on+pianoPDF 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_off0000c9ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC9AC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e1be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1BE | 17544 bytes |
SHA-256: b5c7f9990cdfa6eaa45ad979a40fc8610e215feb1d04daf79bc855c4516c62e0 |
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font_02_sfnt_off00010f05.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F05 | 10432 bytes |
SHA-256: 5bd2a9d6e4306bc340b485cfe1c10bc35389ab5e1fa18a2e08a93bd50bcfb890 |
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