MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The ML classifier and ClamAV detection strongly indicate malicious intent. The PDF contains numerous embedded URLs pointing to a link farm hosted on disposable domains, a common tactic for phishing or distributing further malware. The heuristic PDF_SEO_DISPOSABLE_LINK_FARM specifically flags this behavior.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://alakharia.com/public_html/userfiles/file/41598033291.pdf In PDF document text
- http://hkxhjfc.ltd/uploads/files/20210908034734.pdfIn PDF document text
- http://bebaldebaran.eu/userfiles/files/logusotelowezominoferudef.pdfIn PDF document text
- https://porfic.com/fotos/file/jetozuzewapakefelafaduf.pdfIn PDF document text
- http://rudolphi.nu/userfiles/file/bepomonofurajijogubex.pdfIn PDF document text
- https://tekstilkentrehber.com/upload/ckfinder/files/35330437850.pdfIn PDF document text
- http://compsult.net/userfiles/file/ramitawo.pdfIn PDF document text
- http://bigbazar.cz/is/images/FCKeditor/File/80775620222.pdfIn PDF document text
- http://dobre-jaja.com/Upload/file/37563455783.pdfIn PDF document text
- http://churchontherockuk.org/home/churchontherock1/public_html/userfiles/files/zekezidorekuwesugon.pdfIn PDF document text
- http://sakesushilakehavasu.com/uploads/files/kiwidapa.pdfIn PDF document text
- http://deborahmayerlawoffices.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/gawulubogiwiminefigatulo.pdfIn PDF document text
- https://thebookonpersonaltransformation.com/FCKeditor/file/93943885431.pdfIn PDF document text
- http://www.goldenlantern.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1614c987171ce0---jozikunewevusakafevutigij.pdfIn PDF document text
- http://www.zywawiara.pl/pliki/20703615621.pdfIn PDF document text
- https://dfkcnc.shopper-store.net/file/files/95275994627.pdfIn PDF document text
- http://bndweb.nl/upload/files/nexenamobedewufetotulon.pdfIn PDF document text
- https://menuiserie-sainte-anne.fr/userfiles/file/54405845869.pdfIn PDF document text
- http://homeshopeez.com/uploaded_files/userfiles/files/72881001795.pdfIn PDF document text
- http://vzwsportenmuziek.com/content_docs/52203863969.pdfIn PDF document text
- http://fongyoskert.hu/userfiles/files/70503791118.pdfIn PDF document text
- http://polaryachtmanufactory.com/res/wysiwyg/file/1564445033.pdfIn PDF document text
- https://huaienclinic.com/uploadpic/files/52658184055.pdfIn PDF document text
- https://www.hs-hofgastein.salzburg.at/ckfinder/userfiles/files/87498259167.pdfIn PDF document text
- https://feedproxy.google.com/~r/Gsjc/~3/RhDyTiV0TgQ/uplcv?utm_term=combining+like+terms+activityPDF 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_off0000e500.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE500 | 18372 bytes |
SHA-256: f103ce0e142b109e15f8aba131cd1214caf11ae6598e2e7940136b7ded815626 |
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font_01_sfnt_off0001138b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1138B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012ba2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12BA2 | 11016 bytes |
SHA-256: 467fc74bab47fd64607943c0190c5700a4a96a81064ed1308ca8ab07360c10a2 |
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