MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external resources, many of which are hosted on disposable domains and appear to be part of a link farm. The ML classifier and ClamAV detection strongly indicate malicious intent, likely to deliver a second-stage payload. The presence of PDF_RANDOM_URL_LINK and PDF_SEO_DISPOSABLE_LINK_FARM heuristics further supports the conclusion that this PDF is designed to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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 to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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://himalayakebab.com/shipinc/userfiles/files/dovixogizujaje.pdf In PDF document text
- https://afra24.com/basefile/afra24/files/nometumofi.pdfIn PDF document text
- http://perles-del-beya.com/userfiles/file/fijaronudizoravo.pdfIn PDF document text
- http://ambulatorioveterinariosantanna.eu/userfiles/files/35978229553.pdfIn PDF document text
- http://erodiertechnik-wenzel.de/userfiles/file/mibejekuvabiganufi.pdfIn PDF document text
- http://2478.ru/admin/ckfinder/userfiles/files/ruxorofenesilovow.pdfIn PDF document text
- http://innotack.com/userfiles/file/febabolunenerer.pdfIn PDF document text
- http://ensky-chemical.com/upload/files/63120979667.pdfIn PDF document text
- https://www.tvmreza.tv/ckfinder/userfiles/files/wexifemilenosiku.pdfIn PDF document text
- http://3gr-group-com.gbintl.com/ci/userfiles/files/40714617584.pdfIn PDF document text
- https://profesa.net/userFilesfile/wopodibafozed.pdfIn PDF document text
- https://aldapa.eus/files/galeria/files/73181657415.pdfIn PDF document text
- http://revistaspontan.ro/assets/ckfinder/core/connector/php/uploads/files/xugemilu.pdfIn PDF document text
- http://landonintergroup.com/ckfinder/userfiles/files/11772740554.pdfIn PDF document text
- http://www.fsnn.se/wp-content/plugins/formcraft/file-upload/server/content/files/161442b0808abe---mawipelezikawuvafiliv.pdfIn PDF document text
- https://www.ogblfrontaliers.fr/wp-content/plugins/super-forms/uploads/php/files/pvqdr3pd73j2lrvah81etndmnn/28867642224.pdfIn PDF document text
- https://bosingels.nl/ckfinder/userfiles/files/sesaxesorutusivilukuxile.pdfIn PDF document text
- http://dream-mebel.com/pic/file/56229396586.pdfIn PDF document text
- https://www.colline-eternelle.com/ckfinder/userfiles/files/98475423580.pdfIn PDF document text
- http://dycelife.com/userfiles/file/6980826695.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=fortnite+aimbot+hack+ps4PDF 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_off0000ae28.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAE28 | 14776 bytes |
SHA-256: 3fb0033cf5283122a445719c8789546b92cc7f6c0222bdd8d293272223d344cc |
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font_01_sfnt_off0000d325.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD325 | 10880 bytes |
SHA-256: 28c851bfcebbb0305d9c02c19c54d1c2eaf6b2aef21fadb813247e6d1f5e1a91 |
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font_02_sfnt_off0000ebe7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBE7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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