MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.Trojan' and an ML classifier indicating maliciousness. The presence of numerous external URIs, many pointing to disposable domains and forming a link farm, strongly suggests a phishing or malware distribution attempt. The document body was unreadable, but the overall structure and URL analysis point to a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://plymouth-logs.co.uk/ckfinder/userfiles/files/63526822354.pdf In PDF document text
- http://ydchem.cn/filespath/files/20210902181000.pdfIn PDF document text
- http://bighost.vn/uploads/userfiles/file/mufufe.pdfIn PDF document text
- http://businessnavigator.in/ckeditor/uploads/files/vuzeteweded.pdfIn PDF document text
- https://ntpuvoice.com/ckfinder/userfiles/files/mowon.pdfIn PDF document text
- http://terhautz.com/upload_files/files/83344635549.pdfIn PDF document text
- http://elosc.com/upFile/file///ITX202109020921087768.pdfIn PDF document text
- http://apisicul.com/userfiles/files/lovifizazilasodaruwes.pdfIn PDF document text
- http://azco.friend-match.com/upload/files/pikogukodun.pdfIn PDF document text
- https://rails-bg.com/fckeditorfiles/file/90030339929.pdfIn PDF document text
- https://booknowrentalimo.ch/userfiles/files/fepuramusobasubijezejan.pdfIn PDF document text
- http://blesk-stroy.ru/userfiles/files/19281058634.pdfIn PDF document text
- https://ashasuchikala.com/ckfinder/userfiles/files/laxezoxapowikeleduxafepa.pdfIn PDF document text
- https://elitstroycraft.ru/source/file/kekujiluzoreranovekutotum.pdfIn PDF document text
- http://orthodoxnews.us/file/rusumuretezomow.pdfIn PDF document text
- https://lentes123.com/aym_image/files/gajabavub.pdfIn PDF document text
- http://moutierrozeille.fr/userfiles/file/peleto.pdfIn PDF document text
- http://drsrkbedcollege.com/ckeditor/ckfinder/userfiles/files/37121946850.pdfIn PDF document text
- http://ar-intl.net/wp-content/plugins/super-forms/uploads/php/files/t7sn7jmsu7hqt4pdhthj3kugn4/41940798175.pdfIn PDF document text
- http://dienlanhhuubinh.com/upload/files/lupozunugaratowema.pdfIn PDF document text
- http://lifeline-sports.com/files/file/7437335205.pdfIn PDF document text
- https://nhahangbienhaitien.com/uploads/files/lolulabibogolij.pdfIn PDF document text
- https://debcopharma.com/userfiles/file/novuzudabaxitifugozejujo.pdfIn PDF document text
- https://thehamptonsbloomington.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614b5347519cd---81006784232.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=android+mobile+wallpaperPDF 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_off0000aee5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAEE5 | 10492 bytes |
SHA-256: bab493a196399e4bd605e99b95b4164fc53231f2467f44791c1d41dbea77aa75 |
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font_01_sfnt_off0000c677.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC677 | 14280 bytes |
SHA-256: 04e0dc48ca0edb4cba64aac97cfe66017baeb3173a3cfdd111eb71ae8de7ad53 |
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font_02_sfnt_off0000ea8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA8A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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