MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and a large number of external URIs, many of which are part of a link farm. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or distributing further malware. The embedded JavaScript is a common technique for exploiting PDF vulnerabilities or redirecting users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://foxgraphics.paulsfashion.in/files/jewegar.pdf In PDF document text
- http://tincorner.vn/uploads/files/24159014945.pdfIn PDF document text
- http://www.emporiocaritaspisa.it/wordpress/wp-content/plugins/formcraft/file-upload/server/content/files/161336be4cfe0f---47126739753.pdfIn PDF document text
- http://tropo-design.com/ckfinder/userfiles/files/53193638453.pdfIn PDF document text
- https://mehreganimaging.com/images/upload/files/44457224793.pdfIn PDF document text
- https://amesmedicalservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/161306993a78c3---56012579862.pdfIn PDF document text
- https://samoinstitute.mn/uploads/assets/file/dajebuvo.pdfIn PDF document text
- http://iphonedown.com/ckfinder/userfiles/files/defomirijizasuded.pdfIn PDF document text
- https://motoquadro.de/userfiles/file/wijuwupefefu.pdfIn PDF document text
- https://cobaltinc.org/userfiles/file/72536841783.pdfIn PDF document text
- http://leebyunghun.kr/new/upload/board/files/wiwemomedigugunezepolasuk.pdfIn PDF document text
- http://geonatlife.es/ckfinder/userfiles/files/77664824931.pdfIn PDF document text
- https://pelicanfinancialnetwork.com/ckfinder/userfiles/files/bedezujiwedevijoluzilo.pdfIn PDF document text
- http://szyqjsj.com/UploadFile/file/20210913035454206.pdfIn PDF document text
- http://gabident.pl/local/userfiles/file/jukibufadutase.pdfIn PDF document text
- https://defrokatilai.lt/images/files/duzesarimanenavikibegi.pdfIn PDF document text
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/2cca65bbd0f05733c5c67ca814e7b839/64833662095.pdfIn PDF document text
- https://premiersuli.hu/files/files/tifamojolanorojikusumubiv.pdfIn PDF document text
- https://soyana.de/js/ckfinder/userfiles/files/92147435187.pdfIn PDF document text
- http://grubstreet.ca/ckfinder/userfiles/files/kugovoluf.pdfIn PDF document text
- http://globalbando.com/DATA/upload/files/202109051808351237.pdfIn PDF document text
- https://foodexgida.com/uploads/files/vitilen.pdfIn PDF document text
- http://ebonit.light.bg/includes/libs/ckfinder/userfiles/files/merogibif.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=captain+america+civil+war+torrent+ytsPDF 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_off0000b924.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB924 | 18768 bytes |
SHA-256: e7ab48c27e0d2848cbe3e7066ea1580b26ab801c950e862a7d5871765fb5ce2f |
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font_01_sfnt_off0000ea6c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA6C | 10832 bytes |
SHA-256: 3fa100dd834b3c5bf292f9e929c2126c25fbebad56f4f73a065a2b0d190260b1 |
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font_02_sfnt_off00010380.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10380 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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