MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier indicating a high probability of maliciousness. The file contains numerous embedded URLs, many pointing to compromised websites or disposable hosting, characteristic of a link farm designed to redirect users. The presence of a link farm suggests an attempt to distribute further malicious content or conduct phishing operations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9957
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://e-park.es/img/uploads/files/jipofebefiravuxukowa.pdf In PDF document text
- http://red-persimmons.com/upfiles/editor/files/89200330234.pdfIn PDF document text
- https://www.dogandemir.av.tr/paketler/ckfinder/dosyalar/files/xurefi.pdfIn PDF document text
- https://medgal.pl/admin/ckfinder/userfiles/files/mokozejetoxebodono.pdfIn PDF document text
- https://halobysciton.com/wp-content/plugins/formcraft/file-upload/server/content/files/161318bbc6b1a1---12161200135.pdfIn PDF document text
- http://www.hkwebdesign.com.hk/wp-content/plugins/formcraft/file-upload/server/content/files/1613ae395e5aba---sasesitizovuz.pdfIn PDF document text
- http://sys-svinding.dk/userfiles/file/tudazomafowoluson.pdfIn PDF document text
- https://merydian.pl/nowymerydian/userfiles/file/63422676802.pdfIn PDF document text
- https://suksesunited.com/contents/files/lunalaji.pdfIn PDF document text
- http://csc0898.com/userfiles/file/20210901231306_wmyn2c.pdfIn PDF document text
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613595c8c2b50---48272107528.pdfIn PDF document text
- https://skykharchono.mn/editor/files/56955225044.pdfIn PDF document text
- http://hsi-international.com/ckfinder/userfiles/files/tuxunovakalar.pdfIn PDF document text
- https://garnet-medical.com/userfiles/files/54586195644.pdfIn PDF document text
- https://komunalno-vrgorac.hr/files/wuruwelolo.pdfIn PDF document text
- http://www.vinoplaza.nl/img/upload/files/remopazemobovaluxefo.pdfIn PDF document text
- http://yasaitogo.com/uploads/files/64402023915.pdfIn PDF document text
- http://nhatnguyen.vn/media/ftp/file/guxukovobafuzojekotiwape.pdfIn PDF document text
- http://beautybybelief.com/admin/images/file/pilirevobofumiwiraf.pdfIn PDF document text
- http://vibrobeton.by/pics/files/89230099486.pdfIn PDF document text
- http://5thaveseniors.org/userfiles/file/49988992881.pdfIn PDF document text
- http://giovanninociti.com/userfiles/files/pelen.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=bloxburg+houses+for+salePDF 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_off000107aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107AA | 20340 bytes |
SHA-256: 8f14a884eaa40be53c3d580af42a8ca54867cd722bbed8b73b0221e2e53b5243 |
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font_01_sfnt_off00013cca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13CCA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000154e1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x154E1 | 10592 bytes |
SHA-256: 6212929c7cce820b01bf0954898a1d5be814ae6cbb9f8255ec1d2f2c72f1aa92 |
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