MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many of which point to compromised CMS upload directories or disposable domains, indicating a link farm designed to lure users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://biirbeh.mn/images/content/file/lokesatixubisibibavegixaz.pdf In PDF document text
- https://aadhaarretail.com/administrator/imagetemp/file/lubexipigajav.pdfIn PDF document text
- https://www.gml.de/wp-content/plugins/formcraft/file-upload/server/content/files/16088243477c97---8527482610.pdfIn PDF document text
- http://akgikorea.com/file_upload/fck_upfile/file/86970208885.pdfIn PDF document text
- http://www.lavalledesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608788bea6896---disakalipevadixu.pdfIn PDF document text
- https://hideab.se/tc/Mediagalleri/file/rotexitirikeje.pdfIn PDF document text
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606f30d1c308e---67588226925.pdfIn PDF document text
- https://www.propertyfilevault.com/wp-content/plugins/super-forms/uploads/php/files/5aacaeddccefba7c63a4f788a830c5f7/5692702866.pdfIn PDF document text
- https://brusroom.com/wp-content/plugins/super-forms/uploads/php/files/12a798b512c94c4a06bdecbd0b5ede90/36944685409.pdfIn PDF document text
- http://teplolux72.ru/upload/file/29705022282.pdfIn PDF document text
- http://nacnsuaa.com/clients/4/49/49ab1acc6c62b5a39110d621a19f71c0/File/dedejaxiv.pdfIn PDF document text
- https://miamivanservice.net/wp-content/plugins/formcraft/file-upload/server/content/files/161057bb503951---76871941829.pdfIn PDF document text
- http://worldprint.su/userfiles/file/4206102845.pdfIn PDF document text
- http://dynamic1984.com/user_file/file/girizegukos.pdfIn PDF document text
- http://namthangbasaltstone.com/uploads/image/files/loripideredazenubita.pdfIn PDF document text
- https://humanistbeauty.com/wp-content/plugins/super-forms/uploads/php/files/qgspkujnhf5ot01nbcqmq0k1ep/68755368082.pdfIn PDF document text
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/89dd430266aa694d9b22f497360a610f/vukedejuvobebuka.pdfIn PDF document text
- https://www.azulejositurry.com/wp-content/plugins/super-forms/uploads/php/files/pj3g8megvtatscpg8c1ttplq14/kevopidulafu.pdfIn PDF document text
- http://esoftland.com/userfiles/file/buwaduxolup.pdfIn PDF document text
- http://myxroad.com/upload/userfiles/file///48996243277.pdfIn PDF document text
- http://arqing.es/ckfinder/userfiles/files/vikoberix.pdfIn PDF document text
- http://pvsystexperts.com/wp-content/plugins/super-forms/uploads/php/files/d4h33e0npev36m16slqf256v01/98524914212.pdfIn PDF document text
- https://brod-plovdiv.com/images/dilemufubas.pdfIn PDF document text
- https://halobysciton.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cf205ae5f56---powikemu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=scala+tutorial+book+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_off0000d891.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD891 | 10616 bytes |
SHA-256: 9439e694d6f06d2fe9c7c9f00e8fffd5b144bb438ee02eb0a9880743a043f99e |
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font_01_sfnt_off0000f0b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0B6 | 17968 bytes |
SHA-256: 1318d3e807621c82252f3f3abacb7612ebc9c466b90e12c45108a4be630f1616 |
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font_02_sfnt_off00011f36.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F36 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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