MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
The PDF contains numerous embedded URLs pointing to other PDF files on various domains, indicating a link farm designed to obscure the ultimate destination. Heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'ML_NYX_PDF_MALICIOUS' strongly suggest malicious intent, likely for phishing or malware distribution. ClamAV detection further confirms its malicious nature.
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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://kfnmdg.com/upfolder/e/files/20210903055421.pdf In PDF document text
- https://tyko.pl/userfiles/file/mifuvuxogamoxej.pdfIn PDF document text
- http://veronikavilla.hu/userfiles/file/39073238399.pdfIn PDF document text
- https://eklyps.net/images/file/tipidujaxazevezet.pdfIn PDF document text
- http://jfhcoaching.com/userfiles/files/50255059777.pdfIn PDF document text
- https://nieruchomoscikomercyjne.co/files/file/2385220743.pdfIn PDF document text
- http://les-dvorik.ru/userfiles/file/64171959876.pdfIn PDF document text
- https://creativesilhouettes.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1613cb7d34faea---tamenixival.pdfIn PDF document text
- http://anindecor.pl/files/file/6596772985.pdfIn PDF document text
- https://jerseyshorepirates.com/userfiles/files/45082851045.pdfIn PDF document text
- http://hanaelectric.com/userData/board/file/42680424893.pdfIn PDF document text
- http://ylgems.com/file_media/file_image/file/25379257154.pdfIn PDF document text
- http://xn--rssx31a7tec6p.com/upload/userfiles/files/20210910004535.pdfIn PDF document text
- http://alisawedding.com/upload/users/files/nofofazefusamewawefose.pdfIn PDF document text
- https://factorysales.com/userfiles/files/komegudadomakuzem.pdfIn PDF document text
- http://www.evisiontiendaonline.com/ckfinder/userfiles/files/1898143052.pdfIn PDF document text
- https://menokatea.in/ckfinder/userfiles/files/55381105951.pdfIn PDF document text
- http://dh-cell.net/ckfinder/userfiles/files/51729940058.pdfIn PDF document text
- https://ixiu-23.com/uploads/files/202109061110337413.pdfIn PDF document text
- http://elrey-uslugi.ru/media/file/jofevugagevadijagivujadit.pdfIn PDF document text
- http://bora.su/ckfinder/userfiles/files/8467719399.pdfIn PDF document text
- http://jayeonrak.com/upfile_editor/2021/files/99840209646.pdfIn PDF document text
- http://kevinmcallisterlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/zefowikolepow.pdfIn PDF document text
- http://sattosushi.com/uploads/files/jugewedipiv.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=free+tv+show+apkPDF 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_off0000eeb4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEB4 | 10328 bytes |
SHA-256: 449680aa0afc568e39f6543b536c0d462094d058d8f23d9ff2e5cf715e3aa2c6 |
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font_01_sfnt_off00010642.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10642 | 18000 bytes |
SHA-256: a2bc5feaebb3091198467b4d521b104c8e3b4ce66c4378c274d39d7e33715ad9 |
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font_02_sfnt_off00013511.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13511 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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