MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample is a PDF file flagged by ClamAV as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple distinct hosts, likely to obscure the ultimate malicious destination. The ML classifier also strongly indicated maliciousness.
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 https://susta.vn/userfiles/file/91019185602.pdf In PDF document text
- http://dwallacelaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/fudoxubisefafez.pdfIn PDF document text
- https://atvatextile.com/upload/ckfinder/files/4695673952.pdfIn PDF document text
- http://xinshifm.com/userfiles/file/gelaporogaselezamonefa.pdfIn PDF document text
- http://studiostocchi.eu/userfiles/files/gezunagavot.pdfIn PDF document text
- http://tiyuchangdi.com/upload_files/files/20210913_115615.pdfIn PDF document text
- http://aquarium-kochi.com/app/webroot/ckfinder/userfiles/files/kasixuribaxur.pdfIn PDF document text
- https://manusingh.org/scgtest/eec-new/codelibrary/ckeditor/ckfinder/userfiles/files/29431972770.pdfIn PDF document text
- http://kukdae.com/files/fckeditor/file/43527606489.pdfIn PDF document text
- http://huemin.com/fckeditor/userfiles/file/64691709847.pdfIn PDF document text
- http://safaraval.com/basefile/safaravalcom/files/jerejimibisuponalorepo.pdfIn PDF document text
- https://kingyao.com/uploadfiles/files/20210909_170301_6162.pdfIn PDF document text
- http://lilit-realty.com/wp-content/plugins/super-forms/uploads/php/files/htgqhmh86hs3b22fsi7okfb4o0/mozuzavuvoxesigitugodas.pdfIn PDF document text
- http://purplebyanki-com.bvirani.com/ckfinder/userfiles/files/90742722860.pdfIn PDF document text
- http://takramaipai.com/mypicture/file/65745034438.pdfIn PDF document text
- http://marikitaberbagi.com/userfiles/file/gagokebumolizifagufi.pdfIn PDF document text
- http://alcantara.cz/data/file/lafogolomobu.pdfIn PDF document text
- http://sevinctekstil.com/resimler/files/naledipopigaderabivobas.pdfIn PDF document text
- http://www.magicapro.it/wp-content/plugins/formcraft/file-upload/server/content/files/1614351f344a1b---zuxotepale.pdfIn PDF document text
- https://majubesar.info/contents/files/wemezanudixoxagabatolewup.pdfIn PDF document text
- http://inbjnews.com/data/cheditor/0603/files/41964290622.pdfIn PDF document text
- https://takipcisec.com/calisma2/files/uploads/pezoduzidizizutuwokarabox.pdfIn PDF document text
- https://ceramicasvillaflor.cl/UserFiles/File/48529933998.pdfIn PDF document text
- http://donaldnathanlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/moxegaxawevif.pdfIn PDF document text
- http://ccsl.asia/files/zetufilajezigona.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=english+ebook+free+downloadPDF 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_off0000dd8e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD8E | 17316 bytes |
SHA-256: ce491364f2231527ffdf9aec927f79535d7a0757c40f97459958150e7dcbd973 |
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font_01_sfnt_off00010a8e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A8E | 10836 bytes |
SHA-256: f1cd6e0ae645d5f57fd9eef7df81da1ed8d1d7ad14073e3c384bff8a799a6d8c |
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font_02_sfnt_off0001234c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1234C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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