MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a large number of embedded URLs, many pointing to disposable hosting, suggesting a link farm designed to redirect users. The presence of external URIs and the ML classification strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://telecycling.org/files/file/73735903782.pdf In PDF document text
- https://husvagnsexpo.se/wp-content/plugins/formcraft/file-upload/server/content/files/16138387e9605e---11466399930.pdfIn PDF document text
- http://balone.net/_upload/file///72586094605.pdfIn PDF document text
- https://oklogistic.lv/upload/file/gejalazujo.pdfIn PDF document text
- https://jeevadhara.org/work/london/userfiles/file/50671402671.pdfIn PDF document text
- https://tumujerrusa.com/userfiles/80161023900.pdfIn PDF document text
- https://dalnoboy.com/data/filestorage/upload/files/baditugofudavuresipikiba.pdfIn PDF document text
- https://petroblend.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140cf9987c82---bedixijavibawigopafuser.pdfIn PDF document text
- http://xn--lv0az70cxar.tw/uploads/files/202109061002351375.pdfIn PDF document text
- http://qlinairnv.be/userfiles/file/fotowimanilevarumaperafe.pdfIn PDF document text
- http://stoewebdesign.no/userfiles/file/jawafipafoduvo.pdfIn PDF document text
- https://interno-kazan.ru/upload/files/donej.pdfIn PDF document text
- http://go-pxl.com/uploads/files/movofezonuxisosepa.pdfIn PDF document text
- https://ekinyalitim.com/depo/sayfaresim/file/1407501266.pdfIn PDF document text
- http://innova-perila.ru/upload/files/gegaw.pdfIn PDF document text
- http://copy2d.com/ftp/image/file/91474224590.pdfIn PDF document text
- http://intranet.uts.edu.co/portal/app/ckfinder/userfiles/files/nuvufe.pdfIn PDF document text
- http://zxpgw.com/userfiles/file/87160320597.pdfIn PDF document text
- https://www.jnvhardoi.org/ckfinder/userfiles/files/78636731211.pdfIn PDF document text
- http://hasyo.net/files/file/2180634623.pdfIn PDF document text
- http://naszymsladem.pl/upload/file/sotexonipujapukujunerefo.pdfIn PDF document text
- http://boki.hu/editor_up/82485011498.pdfIn PDF document text
- http://www.ez4parcel.net/upfile/files/2021/09/14/18583419338.pdfIn PDF document text
- http://peetersinstallatietechniek.nl/upload/files/38545770048.pdfIn PDF document text
- http://www.sloepverhuur-debiesbosch.nl/upload/files/7322596863.pdfIn PDF document text
- http://dalieuht.com/app/webroot/uploads/files/mabuxomewadamif.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=how+to+find+hidden+app+on+phonePDF 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_off0000dc70.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC70 | 17220 bytes |
SHA-256: e8c13b807f50c662ed748fe016c4acbc18cbb8f49d2f8c7a8e56adecd76e2ff6 |
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font_01_sfnt_off0001092b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1092B | 10360 bytes |
SHA-256: 8fd4e42891ce2a4144f970b1a52aea83e74156aeb2b150a2fb4400717dd57063 |
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font_02_sfnt_off0001207a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1207A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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