MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML and ClamAV as malicious, with heuristics indicating it functions as a link farm. It contains numerous embedded URLs pointing to unknown domains, suggesting a phishing or malware distribution attempt. While no scripts were explicitly extracted, the PDF structure and embedded links are indicative of malicious intent, likely spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://khachsansapa.vn/webroot/img/files/wonazon.pdf In PDF document text
- https://yp05.com/_UploadFile/Images/file/kesodezufowe.pdfIn PDF document text
- http://studiobaliva.eu/userfiles/files/249933136.pdfIn PDF document text
- https://tiguan-wiki.ru/file/bebofuzowikojofipokor.pdfIn PDF document text
- https://www.agencesramos.com/ckfinder/userfiles/files/duwekovikometazosamozoz.pdfIn PDF document text
- https://fallahi-sch.com/userfiles/file/mutinakeforiz.pdfIn PDF document text
- http://espaciocultivarte.com/ckfinder/userfiles/files/9354697125.pdfIn PDF document text
- http://hbisan.com/userfiles/file/bavuduj.pdfIn PDF document text
- http://china-miyaco.com/img/file/20219602832.pdfIn PDF document text
- https://adikmanis.com/contents/files/nebokawezaxazikoxeve.pdfIn PDF document text
- http://seritour.com/rsm/files/30571415469.pdfIn PDF document text
- http://hidramaco.com/files/files/pulubatonisiteb.pdfIn PDF document text
- http://www.tenniscanberra.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1615b6a0b3834f---jifizaxesivodeje.pdfIn PDF document text
- https://migger.dk/userimages/file/fezosebogaripifadoxu.pdfIn PDF document text
- http://cgl.lu/userfiles/files/6597425701.pdfIn PDF document text
- http://testsitehq.com/ckeditor-ckfinder-integration/uploads/files/41147602426.pdfIn PDF document text
- http://simonide.org/userfiles/file/mezejexob.pdfIn PDF document text
- http://www.frank-diagn.hu/userfiles/files/vonumuwizadasejiwifotede.pdfIn PDF document text
- http://www.advokat.com/app/webroot/img/fck/file/dalalazalu.pdfIn PDF document text
- http://langeline.com/ckeditor/upload/files/72923940126.pdfIn PDF document text
- https://foulardfotografando.it/file/wakasodot.pdfIn PDF document text
- https://efckrakow.pl/userfiles/file/30899842072.pdfIn PDF document text
- http://vinhthuan.vn/upload/files/pukerudizetotewipoti.pdfIn PDF document text
- https://pinkrali.com/calisma2/files/uploads/39141526883.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=bass+and+treble+clef+ledger+linesPDF 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_off0000dac1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAC1 | 17532 bytes |
SHA-256: a9e306b4c1a75c10232cfc215ce8836f9f8fd60aeaeee08c07a2b82cfc596d77 |
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font_01_sfnt_off00010865.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10865 | 10724 bytes |
SHA-256: e3577e4b9dc00a63e06d21384c8e557f2915c89cc21c8c38d9e60482d26b5a22 |
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font_02_sfnt_off000120ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120EF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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