MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs pointing to various domains, suggesting a link farm or redirection mechanism. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically flags the document's structure as a link farm on disposable hosting, reinforcing the attack pattern. No scripts were extracted, limiting the analysis of direct execution vectors.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
Heuristics 5
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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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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://tekizolasyon.com/ckfinder/userfiles/files/37034452260.pdf In PDF document text
- http://werkkledingverkoop.nl/images/docman/files/23567830535.pdfIn PDF document text
- https://dcmheavyequipment.com/admin/images/file/rumajabivoba.pdfIn PDF document text
- https://blagoustroystvo24.ru/ckfinder/userfiles/files/nuxiti.pdfIn PDF document text
- http://bamboomfi.com/htdocs/cljr/data/files/tatem.pdfIn PDF document text
- https://baobiachau.com/luutru/files/64778222420.pdfIn PDF document text
- http://semihkerpiccilervesupersound.com/upload/file/xitak.pdfIn PDF document text
- http://ride.hu/images/uploads/files/6019126629.pdfIn PDF document text
- http://wenxuezj.com/images/File/mujigumebelotitunivizoxad.pdfIn PDF document text
- http://www.bash.cl/media/file/mitiruvejilusumejovosa.pdfIn PDF document text
- https://pvesc.vn/uploaded/file/vitelexotonizikavubapese.pdfIn PDF document text
- http://dolekkoyum.com/admin/UserFiles/file/zezigoseloxan.pdfIn PDF document text
- http://www.prodomasa.com/ckfinder/userfiles/files/49889730504.pdfIn PDF document text
- https://rybczewice.pl/userfiles/file/36571434147.pdfIn PDF document text
- http://eastindiaspray.com/suvra/eastindia_spray/files/91024273154.pdfIn PDF document text
- https://thegioibaobicarton.com/Images_upload/files/42862776264.pdfIn PDF document text
- https://sanghvicranes.com/staging/media/zavorodowovuwer.pdfIn PDF document text
- http://audiencefertilization.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/boxivexusisagepikorif.pdfIn PDF document text
- https://lbk-ingatlan.hu/uploads/file/vozuzoralipamojiwuz.pdfIn PDF document text
- https://www.lokalesichtbarkeit.de/wp-content/plugins/super-forms/uploads/php/files/qo9bm38blol3udf57ppku2iu8e/79091906158.pdfIn PDF document text
- http://www.psoealora.es/ckfinder/userfiles/files/rigezavegufab.pdfIn PDF document text
- http://gesundezellen.de/neu/userfiles/file/52701992897.pdfIn PDF document text
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/ed31c601bf993543c3590b07f9c41f8e/99225697012.pdfIn PDF document text
- http://puzynowska-kancelaria.com/userfiles/file/62452933192.pdfIn PDF document text
- http://jysfh.com/upload_fck/file/2021-9-1/20210901203056466931.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=garry%27s+mod+download+apk+androidPDF 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_off0000d66c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD66C | 10688 bytes |
SHA-256: eab880ebe56710b449424311dd9028ccd654c2707a73e0081168df4e6551ddec |
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font_01_sfnt_off0000eefb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEFB | 18364 bytes |
SHA-256: 50a4a7c554d7ea3a6190d0368a2a855b1a8a2b16bced2ce0146d89e6345341b6 |
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font_02_sfnt_off00011e50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E50 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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