MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF sample was flagged by a machine learning classifier and ClamAV as malicious, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to disposable domains and are structured as link farms, suggesting a phishing or malware distribution campaign. The document body is heavily obfuscated and appears to be non-readable content, further supporting a malicious purpose rather than legitimate document content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 5
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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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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://dom4m.com/userfiles/files/sipor.pdf In PDF document text
- http://cribpointonline.org/cribpointonline/userimages/file/narofomuze.pdfIn PDF document text
- http://jshanwoo.com/ckfinder/userfiles/files/jogisadekivifidexejewobiw.pdfIn PDF document text
- http://needychild.org/ckfinder/userfiles/files/bolepudeza.pdfIn PDF document text
- http://socialbomjesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/16134856e587a1---96007535669.pdfIn PDF document text
- https://textolinguisticsolutions.com/upload/editor/file/pasukepuvinomifodemalod.pdfIn PDF document text
- https://behbehaniprojects.com/uploads/files/78513020669.pdfIn PDF document text
- https://divorcioconsensual.com.br/wp-content/plugins/super-forms/uploads/php/files/8f36f51ce6e811662782eedbdffcb71b/95446423684.pdfIn PDF document text
- http://tlumacz-francuskiego.pl/userfiles/file/lobesag.pdfIn PDF document text
- http://rickgrisolia.com/userfiles/files/fejegosezukufat.pdfIn PDF document text
- https://atcotourismtravel.com/userfiles/file/kokijezo.pdfIn PDF document text
- http://neilreardon.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/piralixomakot.pdfIn PDF document text
- http://gavionescodeinsa.com/userfiles/lakuxexew.pdfIn PDF document text
- http://trivio.it/userfiles/files/62109581314.pdfIn PDF document text
- https://interference.ajoda.eu/userfiles/files/fuwuzazuki.pdfIn PDF document text
- http://primaria-ciocirlia.ro/media/file/12536074737.pdfIn PDF document text
- https://krzczonowice.pl/gfx/file/lelabuxugagunusebetu.pdfIn PDF document text
- http://boekenwinkelindex.nl/images/uploads/28453888897.pdfIn PDF document text
- http://jpind.pl/userfiles/file/raginasazabosufugov.pdfIn PDF document text
- http://coolscape.info/images/files/togimimapusigeveri.pdfIn PDF document text
- https://nikken-engineer.jp/export/sd205/www/jp/r/e/gmoserver/8/6/sd0748886/nikken-engineer.jp/fckeditor/upload/file/ribegage.pdfIn PDF document text
- http://nessium.fr/userfiles/file/zojesexusalapojozif.pdfIn PDF document text
- https://felicitareonline.ro/ckfinder/userfiles/files/11928003442.pdfIn PDF document text
- https://nepaltrekkinginhimalaya.com/assets/userfiles/files/17722309000.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=xanathar%27s+book+of+everything+pdfPDF 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_off0000dbc0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBC0 | 11184 bytes |
SHA-256: 36cf8e13ece51fed1a31eb60cfe9fb150cb4dfd8be23f3552407bb8af603d33b |
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font_01_sfnt_off0000f583.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF583 | 17728 bytes |
SHA-256: f7eabcc2a829acc3fef6708dd2a7b52ca3720b3110e1d8827370690642dabb99 |
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font_02_sfnt_off00012359.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12359 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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