MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, and exhibits characteristics of a link farm, with numerous embedded URLs pointing to potentially malicious PDF files. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a high likelihood of this document being used to redirect users to external, potentially malicious, content. While no scripts were explicitly extracted, the nature of the embedded URLs suggests a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9935
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://kuwaited.com/cote_dor_import/admin/ckfinder/userfiles/files/sijutonalelorurerawa.pdf In PDF document text
- https://mycocoa.org/images/upload/files/basadilusebumifulabesaj.pdfIn PDF document text
- http://kubabus.cz/novy-web/upload/file/65359639316.pdfIn PDF document text
- https://pergamine.com/ckfinder/userfiles/files/27436772368.pdfIn PDF document text
- https://mkontakt.pl/dat/file/30227586235.pdfIn PDF document text
- https://freebcard.com/ckfinder/userfiles/files/25108352717.pdfIn PDF document text
- https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614b1be83ed3f---xajuwelolimifigureg.pdfIn PDF document text
- http://americasbestwingsbeltsville.com/uploads/files/5256540933.pdfIn PDF document text
- http://contua.org/userfiles/file/besut.pdfIn PDF document text
- http://www.loockuniformes.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/161427148c133f---4218457237.pdfIn PDF document text
- http://pinxedien.net/upload/files/10256113129.pdfIn PDF document text
- https://lacgl.org/upload/editor/file/rewikubabeturegilelefe.pdfIn PDF document text
- http://sportsgarten.com/editorData/file/masokefujotaxigugat.pdfIn PDF document text
- https://assofmt.org/ckfinder/userfiles/files/41045894455.pdfIn PDF document text
- https://yukkumpulgroup1.com/contents/files/22661361420.pdfIn PDF document text
- http://cpghollywood.com/userfiles/files/58393245854.pdfIn PDF document text
- https://coonvalleycc.com/userfiles/file/43799652590.pdfIn PDF document text
- https://suativisamsungtaihanoi.net/upload/files/fefud.pdfIn PDF document text
- https://slicktechproducts.com/newerac2c/userfiles/file/xepivozuja.pdfIn PDF document text
- http://www.srijonihealinghome.com/fckimages/file/retigufal.pdfIn PDF document text
- https://iieng.org/editor/ckfinder/userfiles/files/66550721083.pdfIn PDF document text
- http://jonme.net/ckupload/files/vemis.pdfIn PDF document text
- http://dekogard.net/deko/veri/_files/82058157797.pdfIn PDF document text
- http://maginsaatmetal.com/resimlerfiles/wunusupinifigobasimegamab.pdfIn PDF document text
- http://furkansigorta.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1614d4e4101d13---55713289099.pdfIn PDF document text
- http://kd-council.com/upfile/files/45943640891.pdfIn PDF document text
- http://drzwiukryte.pl/userfiles/file/xamowokamolutare.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=button+remapper+rootPDF 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_off0000ba9b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBA9B | 10260 bytes |
SHA-256: ea909ba6dba672305369d19a66bb8f2bd3e3d1f1eb2a3eb96f338444ec8c4eb8 |
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font_01_sfnt_off0000d1b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1B1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e9c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9C3 | 18036 bytes |
SHA-256: 1bf78f8aef1f0480a27c3cdfa8c1545edc5764eeab4bbfb099168d332396e615 |
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