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, indicating a high likelihood of malicious intent. It contains numerous external URIs and is identified as a link farm on disposable hosting, suggesting it's designed to redirect users to potentially harmful websites. The presence of embedded URLs further supports this phishing or redirection attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://medvor.ru/uplcv?utm_term=mindjet+for+android PDF link annotation
- https://ciiinnovationsummit.com/ci/userfiles/files/11384445420.pdfIn PDF document text
- http://honghuibio.com/d/files/34101083107.pdfIn PDF document text
- http://abwalabamaave.com/uploads/files/5179564237.pdfIn PDF document text
- http://dlugopis.kbo.pl/ckfinder/userfiles/files/jukajon.pdfIn PDF document text
- http://congluc.com/upload/files/63936340352.pdfIn PDF document text
- http://www.eatvirukai.lt/uploads/files/wiviwasubaraxevuwuxi.pdfIn PDF document text
- http://pjcwyy.com/upload/file/vepafomijebabapejofukunof.pdfIn PDF document text
- http://blackhorsesc.pl/userfiles/file/wevexubajawuwikor.pdfIn PDF document text
- http://splhardware.com/UploadFile/file/2021090520505173499.pdfIn PDF document text
- http://xn----7sbqwxdbhblh2h.xn--p1ai/data/file/babipagemebixotab.pdfIn PDF document text
- http://pro-group.ru/userfiles/files/83960314407.pdfIn PDF document text
- http://virtualcharityevents.com/vce_cake/files/files/mefizaxebunev.pdfIn PDF document text
- https://papiratisk.cz/soubory/dutigaxoxoz.pdfIn PDF document text
- http://www.fuchingrading.com/upload/file/38657888131.pdfIn PDF document text
- https://homestayhoian.thamtuddt.com/uploads/image/files/24064010970.pdfIn PDF document text
- http://mega-treid.com/userfiles/files/33923966818.pdfIn PDF document text
- http://benardoutlite.com/admin/fckeditor/fckdata/file/79818550343.pdfIn PDF document text
- http://dribblebar.pl/userfiles/file/85259733737.pdfIn PDF document text
- https://plewmal-d.com/Uploads/files/30783495561.pdfIn PDF document text
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/j573hhild3vb3uc9bftrk8emq2/wifelidatuwevogogon.pdfIn PDF document text
- https://xn----7sbbg1ddpkdc.xn--j1amh/uploads/files/75543715807.pdfIn PDF document text
- https://ngaa.org.au/application/third_party/ckfinder/userfiles/files/43140792646.pdfIn PDF document text
- https://brunoamaranti.it/wp-content/plugins/super-forms/uploads/php/files/ok3b6a32ehf66avnv47353snu4/vebusuvonodeponojuwamo.pdfIn PDF document text
- https://pbpkrosno.com/fckfile/kerelolurimulasidofute.pdfIn PDF document text
- 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_off0000cd9c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD9C | 17756 bytes |
SHA-256: 5ae7dc82f3a6daf239facde57a0a97ef539901b2ebb042426592b8c3179d72cf |
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font_01_sfnt_off0000fbe9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBE9 | 10256 bytes |
SHA-256: 851a75a6bba157069934a3811a3c733c908856553d9a67959c91e45081308c2a |
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font_02_sfnt_off00011307.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11307 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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