MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple heuristic firings indicating it is a link farm designed to direct users to external, potentially malicious websites. The ML classifier and ClamAV detection strongly suggest malicious intent. The embedded links, such as http://www.sunarnuricomuisvealisverismerkezi.com/..., are indicative of a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://ourdesign.hk/ckfinder/userfiles/files/kefukekosor.pdf In PDF document text
- http://forepic.com/_UploadFile/Images/file/68138966669.pdfIn PDF document text
- http://agro-pasz.pl/ckfinder/userfiles/files/sivuwesoxelutexodasabake.pdfIn PDF document text
- http://janaturismointegrato.com/uploads/file/89313946733.pdfIn PDF document text
- http://onlinemidias.com/ckfinder/userfiles/files/41894695634.pdfIn PDF document text
- https://dichvumoinoi.com/ckfinder/userfiles/files/mexoraguwukubo.pdfIn PDF document text
- https://euinsuti.uniluxgym.ro/app/webroot/files/userfiles/files/kekokepifepiwawej.pdfIn PDF document text
- https://agentcctv.com/userfiles/file/76126454309.pdfIn PDF document text
- https://congnghiepxd204.vn/upload/files/54430887303.pdfIn PDF document text
- http://dycelife.com/userfiles/file/11746919049.pdfIn PDF document text
- http://wolfroccatiassociati.it/userfiles/files/71258375072.pdfIn PDF document text
- https://tlkingatlan.hu/kepek/other/file/83343018505.pdfIn PDF document text
- http://auxerretv.com/content/public/file/13796310073.pdfIn PDF document text
- http://asbazainville.org/userfiles/file/toriwimujupegojepuromik.pdfIn PDF document text
- https://www.hs-hofgastein.salzburg.at/ckfinder/userfiles/files/10962917647.pdfIn PDF document text
- https://marblobathware.ph/app/webroot/img/files/17278289634.pdfIn PDF document text
- http://www.sunarnuricomuisvealisverismerkezi.com/wp-content/plugins/super-forms/uploads/php/files/hjqctn05d07p9abi8nl13iggd3/luwujiligugaxedugewo.pdfIn PDF document text
- https://sealand-pptc.com/userfiles/file/85940147086.pdfIn PDF document text
- http://aotwcasino.com/ckfinder/userfiles/files/6500918117.pdfIn PDF document text
- http://sugarfree-gelato.com/upload/file/44130150039.pdfIn PDF document text
- http://abnigakgdsg.friendship-match.com/upload/files/taxedowutadixowupirozanop.pdfIn PDF document text
- http://radissonhoteltraining.com/userfiles/file/52083406381.pdfIn PDF document text
- http://agapetown.net/ckfinder/userfiles/files/tiparuwe.pdfIn PDF document text
- http://espicycooking.com/files/file///21293185812.pdfIn PDF document text
- http://liccuza.ro/stiri_files/file/23206159938.pdfIn PDF document text
- http://feedproxy.google.com/~r/Xvkpad/~3/6Zflnl449io/uplcv?utm_term=my+father+mePDF 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_off0000ed2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED2D | 18152 bytes |
SHA-256: f2513d1290729629c88bca007975901f5826cf35dd660c9be8b42a28b673e0e8 |
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font_01_sfnt_off00011c2b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C2B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013442.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13442 | 10056 bytes |
SHA-256: c28b8d12e39e3ff2d3bcbcf16b405007f267696fa84dd678ef22acd8af8a88d1 |
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