MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external links, many of which point to disposable hosting and are part of a link farm, indicating a phishing or malware distribution attempt. The ClamAV detection and ML classifier strongly suggest malicious intent, likely to trick users into downloading a second-stage payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
Heuristics 6
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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://drafthe.ru/uplcv?utm_term=best+mame+for+android PDF link annotation
- http://langmypham.com/luutru/files/jifozibowejez.pdfIn PDF document text
- http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613412ad001f5---86629786004.pdfIn PDF document text
- https://triyoga-tv.ru/userfiles/file/6250868060.pdfIn PDF document text
- http://wsm.hk/images/uploadfiles/file/fufazejelajunasewuz.pdfIn PDF document text
- http://dalnoboy.org/data/filestorage/upload/files/vemodejudinegewidig.pdfIn PDF document text
- http://ulrike-mayer.de/userfiles/files/39490319822.pdfIn PDF document text
- https://ambulatorioveterinariosismondi.eu/file/pamapeb.pdfIn PDF document text
- http://trieuduong.com/images/Download/40051752382.pdfIn PDF document text
- https://3rproject.eu/ckfinder/userfiles/files/liminiwaxegawanijofirati.pdfIn PDF document text
- https://lyubomiradineva.com/files/file/26676663414.pdfIn PDF document text
- https://tekmaker.com/upload/files/47045060308.pdfIn PDF document text
- http://wrtour.com/FileData/ckfinder/files/20210911_6A1C0A1EAA709143.pdfIn PDF document text
- http://xedaphcm.com/luutru/files/feganewanizijosujegalol.pdfIn PDF document text
- https://soi.icami.mx/ckfinder/userfiles/files/23034549770.pdfIn PDF document text
- https://needlugs.com/userfiles/files/38930378644.pdfIn PDF document text
- http://studiosaletta.it/userfiles/files/38790436178.pdfIn PDF document text
- https://samuelben-horin.com/userfiles/file/41403950120.pdfIn PDF document text
- http://patrickstaxi.fr/userfiles/file/kizawokuxanajiri.pdfIn PDF document text
- http://35ct1.com/images/ckImageFiles/files/27021070058.pdfIn PDF document text
- http://artdental.hu/editor_up/xijupij.pdfIn PDF document text
- http://www.instalacionescueto.com/nueva/ckfinder/userfiles/files/62736942257.pdfIn PDF document text
- http://naitikfashions.com/ckfinder/userfiles/files/83542315759.pdfIn PDF document text
- http://thietbidienmpe.net/upload/files/zosepojubos.pdfIn PDF document text
- http://purofirstli.net/userfiles/file/dikevewepoloto.pdfIn PDF document text
- http://ros.by/ckfinder/userfiles/files/28046698432.pdfIn PDF document text
- http://chicagohalo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612eecb4b1812---39714041285.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_off0000f7e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7E6 | 17792 bytes |
SHA-256: 3cc4e72bb592a137fab790dd66e3348de60cc258ce90685d6cac7e7aa5d371ad |
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font_01_sfnt_off00012659.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12659 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013e70.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E70 | 10524 bytes |
SHA-256: f11cd72113f30e32f31a3e63586eef3a07d22ab144c13ec81b6bf4907983b817 |
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