MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to potentially malicious domains, and is flagged by ML classifiers and ClamAV as malicious. The 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic indicates a tactic to obscure the true destination by using many distinct, disposable hosts. While no scripts were explicitly extracted, the nature of the embedded URLs suggests a phishing or malware distribution attempt, likely initiated via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9849
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://combatkuntao.com/ckeditor/ckfinder/userfiles/files/61758947872.pdf In PDF document text
- http://pietrek.com/MARCUS/files/file/52432668774.pdfIn PDF document text
- http://vitali-schulz-eiskunstlaufen.de/userfiles/files/61189891001.pdfIn PDF document text
- https://www.zaantraining.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613e4a8f657dc---37625156568.pdfIn PDF document text
- http://alteredcompta.com/buddha/ckfinder/userfiles/files/xutum.pdfIn PDF document text
- http://www.alcera.ca/userfiles/file/2833985178.pdfIn PDF document text
- http://kimdaiphatsteel.com/Images_upload/files/89432792620.pdfIn PDF document text
- http://e-junghan.com/userData/board/file/ritepewexufanimaredad.pdfIn PDF document text
- http://twgo8.com/uploads/base/files/202109020856169906.pdfIn PDF document text
- http://afghansolar.com/userfiles/file/461283520.pdfIn PDF document text
- http://elcwma.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/dulasaloronusetujetem.pdfIn PDF document text
- http://balone.net/_upload/file///78536758975.pdfIn PDF document text
- http://gma.ge/admin/ckeditor/ckfinder/userfiles/files/56122359689.pdfIn PDF document text
- http://ustunongel.com/image/files/rigipozevujopa.pdfIn PDF document text
- https://wheelmartthailand.com/image/upload/File/nojawebeke.pdfIn PDF document text
- https://es21sys.com/userfiles/file/nevebodofapaziregemutu.pdfIn PDF document text
- http://ekbdrive.ru/ckfinder/userfiles/files/lowunet.pdfIn PDF document text
- https://ntpuvoice.com/ckfinder/userfiles/files/11258901490.pdfIn PDF document text
- http://knshzj.com/CKEdit/upload/files/91701708217.pdfIn PDF document text
- http://tuvanluatdanang.com/upload/ck/files/74324391337.pdfIn PDF document text
- http://ahcxdq.com/uploads/file/08212200520.pdfIn PDF document text
- https://tortugafilms.ca/adminfiles/file/58085432793.pdfIn PDF document text
- https://milorem-service.ru/userfiles/file/29241630062.pdfIn PDF document text
- http://liubeauty.com/luutru/files/81565584465.pdfIn PDF document text
- http://sinching.com/uploadpic/files/202109021802525204.pdfIn PDF document text
- http://kliknetezde.cz/admin/obrazky/file/fizudij.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=lilly+dns+changer+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_off0000b130.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB130 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c947.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC947 | 10736 bytes |
SHA-256: b428ba39098ca1de18a8c61019644fda55fdd1c8d9453bb2ac5bea1fbd96cb84 |
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font_02_sfnt_off0000e19e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE19E | 16204 bytes |
SHA-256: 16c5d74b3a211c738504521c46b3fea71f61d428ef5eeb8bd337cbf407d3cb9a |
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