MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to disposable domains and form a link farm, indicating a phishing or redirection attempt. The presence of external URIs and the link farm heuristic strongly suggest the intent is to redirect the user to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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 http://agppi99.pretty-match.com/upload/files/zonevunaxulojoserofarux.pdf In PDF document text
- https://danielstrehlau.com/userfiles/file/wukopimesob.pdfIn PDF document text
- http://seoulmenu.com/uploads/files/jisafanozutaj.pdfIn PDF document text
- https://menokatea.com/ckfinder/userfiles/files/68833059145.pdfIn PDF document text
- http://dom-2000.ru/ckfinder/userfiles/files/jerunujulubusubiwu.pdfIn PDF document text
- https://iringmalaysia.com/ckfinder/userfiles/files/95331908375.pdfIn PDF document text
- http://longbeach.ilovepokebar.com/uploads/files/vimatu.pdfIn PDF document text
- http://toshiteriyakiburien.com/uploads/files/82251025006.pdfIn PDF document text
- https://weilaimachinery.com/userfiles/files/niwipazivosolu.pdfIn PDF document text
- https://inprovitcaribe.com/ckfinder/userfiles/files/24523916464.pdfIn PDF document text
- https://steammining.com/userfiles/file/nafagagog.pdfIn PDF document text
- https://presstone.hu/userfiles/file/kipafizezemaje.pdfIn PDF document text
- http://heibldr.hu/FCKfeltoltott/file/83483243240.pdfIn PDF document text
- http://xn--3e0b556bhrbowi6undva.com/ckupload/files/valadomuzab.pdfIn PDF document text
- https://nsaimmigration.com/userfiles/file/94451061202.pdfIn PDF document text
- http://bowlingkillers.com/imgdb/files/51001576712.pdfIn PDF document text
- http://lpkgoodframeupvc.com/userfiles/files/31454563372.pdfIn PDF document text
- https://ruiguoex.com/upfile/files/2021/09/05/98101802968.pdfIn PDF document text
- http://urjabatteries.in/userfiles/file/fikamanoxe.pdfIn PDF document text
- http://eternaseguros.net/files/files/dulobixelutem.pdfIn PDF document text
- http://arniuniversity.in/ci/userfiles/files/budatavaligojimofuxazali.pdfIn PDF document text
- https://doina.md/fckeditorfiles/file/15946190592.pdfIn PDF document text
- http://joyearland.com/ckfinder/userfiles/files/xilopegumodem.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=goal+setting+theory+in+education+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_off0000b280.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB280 | 14860 bytes |
SHA-256: 558141e868e47a5a43c120d2be0351c4975126dedf154b2ad732b205c8433a5f |
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font_01_sfnt_off0000d831.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD831 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f048.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF048 | 11152 bytes |
SHA-256: eddd58be428e780c6a669552732c92676f6ec65882bac0629b41b735925a151b |
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