MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, many of which point to disposable or unknown hosting, suggesting a link farm or phishing lure. While no scripts were explicitly extracted, the PDF structure and heuristic firings strongly suggest it is designed to redirect users to malicious websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://harckocsik.hu/userfiles/file/74744286154.pdf In PDF document text
- http://cuakeobinhduong.com/upload/files/52529852939.pdfIn PDF document text
- http://erisalaw-chicago.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/reguv.pdfIn PDF document text
- https://fotoprint.lv/downloads/file/85809074699.pdfIn PDF document text
- http://aerotherminsulation.com/userfiles/file/debajemalik.pdfIn PDF document text
- http://trungtamsangloc.vn/uploads/ck_upload/files/guvesifujukixusovin.pdfIn PDF document text
- https://ddshower.com/ckfinder/userfiles/files/patimagawalozetu.pdfIn PDF document text
- http://tythb.cn/uploadfile/files/34923600676.pdfIn PDF document text
- http://unsersohn.ch/images/file/72570160370.pdfIn PDF document text
- http://bobmeetin.com/media/galleries/files/nawufogibed.pdfIn PDF document text
- http://xn----dtbhwhggdaoqfh3d.xn--p1ai/media/file/55529270143.pdfIn PDF document text
- https://fiberglasssupplydepot.com/userfiles/files/jemuserepuzamogazidasaka.pdfIn PDF document text
- http://mcap.cz/images/uploadedimages/file/renizimomalupufu.pdfIn PDF document text
- https://aradmissions.com/ci/userfiles/files/vidinidixenufidoxufagega.pdfIn PDF document text
- http://temdientu.vn/images/ckeditor/files/fivomodakotebuva.pdfIn PDF document text
- http://asiadomainstore.com/userfiles/file/sozataba.pdfIn PDF document text
- https://snowcat.pl/admin/ckfinder/userfiles/files/bezokumexavoxukabiwu.pdfIn PDF document text
- http://orlickachata.cz/files/files/perenalegumunebofuwujem.pdfIn PDF document text
- https://bliznacite.dvsportbg.com/files/21318412858.pdfIn PDF document text
- https://cananalimdar.com/wp-content/plugins/super-forms/uploads/php/files/82ji714sq93fv7p4g8bu1omekc/77560693862.pdfIn PDF document text
- http://gnatowski.pl/attachments/file/65755285158.pdfIn PDF document text
- http://an-professional.ru/img/files/file/48242380444.pdfIn PDF document text
- https://www.oasipizza.it/wp-content/plugins/formcraft/file-upload/server/content/files/1615217e7b4a2d---81397715094.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=pokemon+pearl+nds+romPDF 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_off0000b20a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB20A | 15792 bytes |
SHA-256: 9dd6f7683f835e1368a77a25a7ee740676c0d1554d1c38c09996f9d4696b0bbc |
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font_01_sfnt_off0000da66.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA66 | 10456 bytes |
SHA-256: 9f0642d21c54eac00a8b9e9a2f8f1a90997abff6721048c3220534d72c38248d |
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font_02_sfnt_off0000f21c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF21C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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