MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF document was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs pointing to various domains, suggesting a link farm designed to redirect users to potentially malicious content. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly indicates this is a tactic for distributing malware or conducting phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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 https://philabc.ru/uplcv?utm_term=best+screen+recorder+for+pubg+mobile+android PDF link annotation
- http://rdasesores.gestconcursal.com/editor/ckfinder/userfiles/files/kusizemekaget.pdfIn PDF document text
- http://airzo.net/userData/board/file/94032660084.pdfIn PDF document text
- http://dancephoto.ru/userfiles/files/wufegupetutadikuxegavof.pdfIn PDF document text
- http://mbjarrahi.com/UploadedFiles/New/file/todiwilu.pdfIn PDF document text
- http://tlumacz-francuskiego.pl/userfiles/file/95599297981.pdfIn PDF document text
- http://mitsubishilongbien.vn/images/ckeditor/files/47502550317.pdfIn PDF document text
- http://toyotarent.hk/FileData/ckfinder/files/20210909_E0241CD19532DC84.pdfIn PDF document text
- https://meritumptt.pl/dokumenty/file/73327714965.pdfIn PDF document text
- https://al-farh-iq.com/upload/userfiles/file/55262344291.pdfIn PDF document text
- https://lapalettedesarts.fr/gestion/file/josuvisep.pdfIn PDF document text
- http://omatsuri.kr/data/userfiles/files/melovenusorisimerurozag.pdfIn PDF document text
- https://aymexco.ro/ckfinder/userfiles/files/mafowaxam.pdfIn PDF document text
- https://zoomkish.com/basefile/zoomkishcom/files/sesuzuzapupolopa.pdfIn PDF document text
- http://studiotrusso.it/userfiles/files/kevurawa.pdfIn PDF document text
- https://dermo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16144fca175121---saburokizavadugufuf.pdfIn PDF document text
- https://strategieb2b.com/userfiles/file/32128383061.pdfIn PDF document text
- http://le-lemniscus-incandescent.fr/ckeditor/upload/files/vatogopezojupowitamunu.pdfIn PDF document text
- http://www.etoiles-recrutement.com/wp-content/plugins/formcraft/file-upload/server/content/files/16147fd2fac536---bukozo.pdfIn PDF document text
- https://burstallconrad.com/editor_files/file/mulamasoxolesi.pdfIn PDF document text
- http://imoroz.by/upload/file/zumowak.pdfIn PDF document text
- http://bmcnx.com/userfiles/file/92463737752.pdfIn PDF document text
- http://metabolit-plus.ru/files/file/ketoboxudetonopamiwotar.pdfIn PDF document text
- http://alsace.annuaire-regional.com/ckfinder/userfiles/files/54391719946.pdfIn PDF document text
- 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_off0000ad46.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD46 | 15400 bytes |
SHA-256: 2eb3ab7b2b4c1087823b37f804ee593a7bdda3491e7bbf2450bb306dfd70f402 |
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font_01_sfnt_off0000d477.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD477 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ec8e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC8E | 11256 bytes |
SHA-256: 6d3051acf38b313a56d50f5f71015cd41a574e415454d21618286976471c2675 |
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