MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The presence of numerous external URIs, many pointing to PDF files, and the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic suggest a phishing or malware distribution scheme. The 'SE_DOWNLOAD_BUTTON' heuristic further supports the lure of a deceptive download.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://abbma.in/admin/uploads/file/59381161519.pdf In PDF document text
- http://stolizstekla.ru/userfiles/file/feluxopatasofij.pdfIn PDF document text
- https://techson-cctv.com/upload/file/23981865010.pdfIn PDF document text
- http://ecohort.com/userfiles/files/burefumojuwexaguxexupen.pdfIn PDF document text
- http://stefani.cz/fck/file/vagaruxatolarix.pdfIn PDF document text
- http://www.yt333.com/userfiles/20210909/file/1631188649.pdfIn PDF document text
- http://bige.vn/uploads/userfiles/file/61970553216.pdfIn PDF document text
- http://mabifitness.it/userfiles/files/dezonex.pdfIn PDF document text
- http://eastcoastbiker.de/sites/default/files/file/wazutevinateturakuwo.pdfIn PDF document text
- http://assushop.com/userfiles/assushop.com/file/juvamopowo.pdfIn PDF document text
- http://wuchem.com/upload/files/14457773656.pdfIn PDF document text
- https://www.a2zmedical.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16134d9f59a4fd---povulawukapikubigomexujir.pdfIn PDF document text
- http://5thaveseniors.org/userfiles/file/konaduzotetuxuboxepejode.pdfIn PDF document text
- https://ibliberia.com/ckfinder/userfiles/files/88194997510.pdfIn PDF document text
- https://www.studiorosaliabusco.it/ckfinder/userfiles/files/kajozixovupawizikurul.pdfIn PDF document text
- https://lescourailleurs.com/upload/editor/file/zoxilugatapana.pdfIn PDF document text
- https://ewdel.cz/ckfinder/userfiles/files/17180069479.pdfIn PDF document text
- http://www.dadosefatos.net.br/wp-content/plugins/formcraft/file-upload/server/content/files/1612fb5692a3cf---nojovowodowegasidoxi.pdfIn PDF document text
- http://lnv-cnc.com/userfiles/file/xupagajar.pdfIn PDF document text
- http://mikol-styl.cz/userfiles/file/11261179650.pdfIn PDF document text
- https://skvely-kup.cz/files/file/41799396997.pdfIn PDF document text
- https://nacionalequipamentos.com/ckeditor/uploads/files/xerigazolanaresen.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=bigo+hack+apkPDF 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_off0000d633.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD633 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ee45.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE45 | 19148 bytes |
SHA-256: e2f010153d8b47d624cc0073b7db19b9b9445e6ead3a85b2713973940c98d726 |
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font_02_sfnt_off00012078.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12078 | 10148 bytes |
SHA-256: c1354e7c6a8608641d91870c9765d51ccc13692c615ed867001f12b5e0810126 |
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