MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, a common technique for executing malicious code within documents. The high number of external links, many pointing to PDF files on various domains, suggests a link farm or redirection mechanism designed to obscure the ultimate destination. ClamAV and ML classifiers strongly indicate malicious intent, likely phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://mitroc.com/userfiles/file/83705418126.pdf In PDF document text
- http://eqletstalk.com/uploads/files/202109092129248599.pdfIn PDF document text
- https://mimpishiosatu.com/contents/files/3677262063.pdfIn PDF document text
- https://cincia.ro/ckfinder/userfiles/files/koxefemoputizuf.pdfIn PDF document text
- https://jmbarrenetxea.soinuenea.eus/files/galeria/files/48740595865.pdfIn PDF document text
- http://zhjpharm.com/upload/files/simejuronokup.pdfIn PDF document text
- http://vetportonaccio.it/userfiles/files/dekokezowulewurifofadefot.pdfIn PDF document text
- http://tjjjsh.com/uploads/files/47391693203.pdfIn PDF document text
- http://rm-centr.ru/uploads/file/84352141658.pdfIn PDF document text
- http://daieimotors.com/js/upload/files/rujinos.pdfIn PDF document text
- https://jahanchart.ir/data/files/file/ketarafozose.pdfIn PDF document text
- http://chekeeh.ir/basefile/chekeehir/files/65215578960.pdfIn PDF document text
- http://marthomaiticherukole.com/userfiles/file/16501924854.pdfIn PDF document text
- https://galaxy-training.com/userfiles/file/mulosinobaza.pdfIn PDF document text
- http://goodlack.cz/userfiles/file/75010322276.pdfIn PDF document text
- http://www.hcibatiment.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1613087035e95c---27039468750.pdfIn PDF document text
- https://marathonroller.com/userfiles/files/86293129600.pdfIn PDF document text
- https://cet.sk/res/file/79490853444.pdfIn PDF document text
- https://journeypeople.cc/wp-content/plugins/super-forms/uploads/php/files/0c99fe2a48aeadf1eb06528b8984e6d1/58446892633.pdfIn PDF document text
- https://pecintajp.com/contents/files/81516073399.pdfIn PDF document text
- https://lifo-sea.com/ckfinder/userfiles/files/39521574478.pdfIn PDF document text
- https://oglethorpeclub.org/~oglethor/UserFiles/file/34361054937.pdfIn PDF document text
- https://ckfinder.pamlskovnik.cz/ckfinder/userfiles/files/30260402936.pdfIn PDF document text
- http://wagnerpc.com/userfiles/files/dadepuwufukezezuxiti.pdfIn PDF document text
- http://healhumanity.foundation/userfiles/file/6129475364.pdfIn PDF document text
- http://yuhenganquan.com/userfiles/file/20211005181151_491171182.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=unitech+weighing+scalePDF 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_off0000b780.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB780 | 14672 bytes |
SHA-256: 11af27466f007359f749c2c2643fed549a57e8120d7a574c1437b108bcfe5942 |
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font_01_sfnt_off0000dc55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC55 | 10384 bytes |
SHA-256: 7252e899d3e16a92db8511720cf13e27914f9b628e468b974d528f48286cd029 |
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font_02_sfnt_off0000f3d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3D1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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