MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external URIs and links to potentially compromised WordPress upload storage, suggesting it functions as a link farm or redirects to malicious sites. The presence of embedded URLs and the nature of the heuristics point towards a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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://philabc.ru/uplcv?utm_term=little+things+to+build+in+minecraft PDF link annotation
- https://xo-sound.ru/userfiles/file/4639581166.pdfIn PDF document text
- http://tinavaron.com/ckfinder/userfiles/files/98539616952.pdfIn PDF document text
- https://tadimtursu.com/image/files/wosakebolenef.pdfIn PDF document text
- https://prolocolidodisavio.org/ckfinder/userfiles/files/sawaxofoxuwidon.pdfIn PDF document text
- https://vntdc.com/upload/fck/file/84562543564.pdfIn PDF document text
- https://vhssirimpanam.org/ckfinder/userfiles/files/sekozebataxonikageg.pdfIn PDF document text
- http://www.gradur.ba/wp-content/plugins/formcraft/file-upload/server/content/files/1613a824ea35e0---69669627040.pdfIn PDF document text
- http://longarmquiltacademy.com/fckeditor/userfiles/file/43727311913.pdfIn PDF document text
- https://coachtourbusrental.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a3a9f3c0ab---26342890599.pdfIn PDF document text
- https://dongcohonda.com/userfiles/file/24949012249.pdfIn PDF document text
- http://dansungsala.com/uploads/files/69210780344.pdfIn PDF document text
- https://www.hotelrestaurantmacarena.fr/ckfinder/userfiles/files/fiwufujomebeb.pdfIn PDF document text
- http://eva.am/files/95b137a87c1c656c.pdfIn PDF document text
- https://baoyi-chuck.com/ckfinder/userfiles/files/lezozeganaximato.pdfIn PDF document text
- https://www.pietri-automobiles.com/wp-content/plugins/super-forms/uploads/php/files/ku27nuh2d3vinlc5hop3ci052k/xizexefexazuvanusetuzod.pdfIn PDF document text
- http://dh-cell.net/ckfinder/userfiles/files/1715813618.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/161404a8997858.pdfIn PDF document text
- https://mehfermobilsaglik.com/userfiles/file/6080693209.pdfIn PDF document text
- http://studiotecnicofrisoli.com/userfiles/files/49095733813.pdfIn PDF document text
- http://malagi.pl/user-files/fck/file/pidamidowomuravatenirida.pdfIn PDF document text
- http://abarappresentanze.it/userfiles/files/24336263727.pdfIn PDF document text
- https://leresto-niort.fr/images/userfiles/files/74138575878.pdfIn PDF document text
- 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_off0000cfac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFAC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e7c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7C3 | 11120 bytes |
SHA-256: f487f31fdbd02d0b518757535438291f260b18e588b16e5f98b697d9d1e5427b |
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font_02_sfnt_off00010147.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10147 | 17192 bytes |
SHA-256: 0a198e3fcee05aeb6ff44769b095dbd636ebf30c9c10ffb2899762e02eac348d |
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