MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML and ClamAV as malicious, exhibiting characteristics of a phishing or trojan distribution. It functions as a link farm, hosting numerous PDF files on various domains, suggesting an attempt to distribute malware or phish for credentials. The presence of embedded URLs and the heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly indicate a malicious intent to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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 http://bsinteriordesigner.com/userfiles/files/zurumavomepo.pdf In PDF document text
- http://dlzhrjd.com/images/uploadfile/files/vokugajep.pdfIn PDF document text
- http://jtylek.pl/Upload/file/95849692048.pdfIn PDF document text
- https://shen-su.eu/gfx/userfiles/files/marimagatulewu.pdfIn PDF document text
- https://casaalu.com/luutru/files/29387155801.pdfIn PDF document text
- https://barcelona-health.com/files/galeria/files/vuwujunokanaw.pdfIn PDF document text
- http://dagmare.de/userfiles/file/80254737641.pdfIn PDF document text
- http://htygroup.com/upload/files/4273257175.pdfIn PDF document text
- https://cuatudongsaigon.net/uploads/files/sumedutasaregamunufibaj.pdfIn PDF document text
- https://sikdercollegeofpharmacy.com/scp/ckfinder/uploads/userfiles/files/35613250216.pdfIn PDF document text
- http://moretonassets.net/userfiles/siwifomibudabekiw.pdfIn PDF document text
- http://dreiseengrundschule.de/files/44536353376.pdfIn PDF document text
- https://nurea.se/currency/userfiles/file/80599904045.pdfIn PDF document text
- http://textstricker.de/benutzerdateien/gajap.pdfIn PDF document text
- http://www.tomasjelinek.com/img/pub/file/worofuwanikuked.pdfIn PDF document text
- http://funagamex.vn/PhuongNamGroup/userfiles/files/72254762463.pdfIn PDF document text
- http://pferdefreunde-brueckenhof.de/sites/default/files/userfiles/file/25799415800.pdfIn PDF document text
- https://www.akilciilacdernegi.com/ckfinder/userfiles/files/tadagazudoliloduvawub.pdfIn PDF document text
- https://acethamessecurity.co.uk/wp-content/plugins/super-forms/uploads/php/files/f09f1b56cd5daa1aeaebe26cfba89c88/povajo.pdfIn PDF document text
- http://www.egavilanes.com/ckfinder/userfiles/files/9993238570.pdfIn PDF document text
- http://bergfin.se/wp-content/plugins/formcraft/file-upload/server/content/files/1612ea8b2044c5---gediwenexavipodix.pdfIn PDF document text
- http://rw-hse-businessconsulting.de/userfiles/file/mezorukufugodafibotokuv.pdfIn PDF document text
- http://easy-sleep24.de/shop/images/editorfiles/file/rowomas.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=download+toolbox+premium+for+minecraft+pePDF 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_off0000c062.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC062 | 16636 bytes |
SHA-256: db99399d8ead4d806211286dec71570f3facb18f8d7c94656aed6640354cf04d |
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font_01_sfnt_off0000eb36.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB36 | 11044 bytes |
SHA-256: ef4b77f05f996b3814b9c0872803ff1fc5a2476cf2a61bdefb967c425c981ebc |
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font_02_sfnt_off000104bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104BB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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