MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
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 a link farm designed to obscure the ultimate destination. One notable URL, http://inannamsao.com/uploads/files/xasusiganufane.pdf, is part of this suspected malicious infrastructure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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://inannamsao.com/uploads/files/xasusiganufane.pdf In PDF document text
- http://nhadep30giay.com/uploads/image/files/32638759209.pdfIn PDF document text
- http://toroisg.com/public/images/files/wibulu.pdfIn PDF document text
- http://fortwashington.abwingsmd.com/uploads/files/22899679909.pdfIn PDF document text
- http://basumati.com/app/webroot/ckfinder/userfiles/files/xabomupu.pdfIn PDF document text
- https://atrax.eu/userfiles/file/94048937916.pdfIn PDF document text
- https://eletvital.hu/uploads/files/12963486736.pdfIn PDF document text
- http://kunbot.com/upload/files/39757285159.pdfIn PDF document text
- http://baharev76.ru/userfiles/file/73141755879.pdfIn PDF document text
- https://latrinquette.com/upload/editor/file/dozuwiba.pdfIn PDF document text
- https://snf.styleguides.ch/userfiles/files/46448274611.pdfIn PDF document text
- http://baigeleather.com/userfiles/file/sinox.pdfIn PDF document text
- http://toyotarent.kr/FileData/ckfinder/files/20210907_E70C21714C837689.pdfIn PDF document text
- http://emploi.nat.tn/ckeditor/ckfinder/userfiles/files/31027861561.pdfIn PDF document text
- https://artinterior.bg/userfiles/file/44487795796.pdfIn PDF document text
- http://beverly.kopanramen.com/uploads/files/fasoro.pdfIn PDF document text
- https://bocrangsuthammy.vn/upload/files/zizejerubufomujetidarire.pdfIn PDF document text
- http://inwallendorf.de/userfiles/file/99413921231.pdfIn PDF document text
- https://verlauf-ekb.ru/admin/ckfinder/userfiles/files/donakikip.pdfIn PDF document text
- http://alrehabourhome.com/userfiles/files/74378468039.pdfIn PDF document text
- https://arnetbilgisayar.com/upload/ckfinder/files/gagiwamamiruzosukodo.pdfIn PDF document text
- http://agrobud.net/uploaded/file/gotuvoziduzuk.pdfIn PDF document text
- http://lsphc.com/userfiles/file///foroludimujudobi.pdfIn PDF document text
- http://topaslt.com/userfiles/file/3335592768.pdfIn PDF document text
- http://sbairs.com/datas/files/puwemozepedokatotuwozun.pdfIn PDF document text
- https://cvconstructionsgoa.com/pharma/admin/userfiles/file/33168368720.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=offline+maps+appPDF 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_off0000d947.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD947 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f15e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF15E | 10228 bytes |
SHA-256: 90d8e5c2758a68c1a8ff67d35c5223b9562f2f13bfd508188c38f85d6634c510 |
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font_02_sfnt_off00010845.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10845 | 16156 bytes |
SHA-256: 5da178a2bd747b26cc1df8d5a63dd0e9b0e95bba1339c4cf02a4c94a1578cbea |
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