MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains a large number of embedded URLs, many of which point to compromised WordPress sites and disposable domains. Heuristics indicate this is a link farm designed to direct users to external resources, likely for phishing or malware distribution. The ClamAV detection and ML classifier strongly suggest malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9929
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 https://oniceh.ru/uplcv?utm_term=oracle+11g+performance+tuning+pdf PDF link annotation
- http://mognational.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a250bc002e6---daniwexikavov.pdfIn PDF document text
- http://blessedfamilycovenant.org/clients/c/cb/cb727bc273eb4203dc66fb73741ae5ae/File/tutapalemixezo.pdfIn PDF document text
- http://nd-58.ru/wp-content/plugins/super-forms/uploads/php/files/ce9915180d8cb8291f84b3a92e164d40/54422817683.pdfIn PDF document text
- https://srmhospitalities.com/images/bulk_images/files/61347734442.pdfIn PDF document text
- http://parkwestresidences.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073c32a0f8ad---xajekojar.pdfIn PDF document text
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/160995d77115ab---59217880257.pdfIn PDF document text
- https://southtours.com/wp-content/plugins/super-forms/uploads/php/files/bdlj78b3c5fr7f4msmbmtmatnv/45063762757.pdfIn PDF document text
- https://www.bouldersudbury.org/wp-content/plugins/formcraft/file-upload/server/content/files/160d7ff6d93d8d---10398109570.pdfIn PDF document text
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/160960b692513b---dazevevex.pdfIn PDF document text
- http://royalwedding.jp/images/blog//file/rinakavemebuxelaseperupi.pdfIn PDF document text
- https://aawyx.com/sites/default/imageuser/file/89414924658.pdfIn PDF document text
- https://agencement-menuiserie-var.fr/stockages/files/sawebova.pdfIn PDF document text
- http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/4959660f0c404cc7d8e16f33c4c34480/kafijab.pdfIn PDF document text
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16084ce5080223---jadedexelaz.pdfIn PDF document text
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a0599cdf983---39205664273.pdfIn PDF document text
- http://www.orhancoskun.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c049d90b59a---69113893129.pdfIn PDF document text
- http://www.k-24.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086c80360814---18945991203.pdfIn PDF document text
- http://securitydirect.it/wp-content/plugins/super-forms/uploads/php/files/f154a8fa3b0df5cc726821bba6d45cf8/61021374849.pdfIn PDF document text
- https://perleyparish.org/wp-content/plugins/super-forms/uploads/php/files/e64370ae3814b6cedecf885f26e4f2a5/tisusupakegotixiw.pdfIn PDF document text
- http://bellina.pl/userfiles/file/lenidarufenosanowapafif.pdfIn PDF document text
- http://www.cerathai.com/image/upload/File/51536540741.pdfIn PDF document text
- http://www.goldenlantern.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160dcb4d80aeb9---lawudolaj.pdfIn PDF document text
- https://him-home.ru/wp-content/plugins/super-forms/uploads/php/files/743dc5938529654cff305c7676995858/suvuje.pdfIn PDF document text
- https://ncfouting.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607513262a0e9---47275378691.pdfIn PDF document text
- http://in-dapt.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608272576185d---684872576.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_off00010bc5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BC5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000123d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123D7 | 17332 bytes |
SHA-256: 004dfeab6c270e439fd8610e9059d55c88f7bcf1a98815bdd4c0114a73e46d75 |
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font_02_sfnt_off00015180.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15180 | 10972 bytes |
SHA-256: d4ad9c8731383ec80602180495b6e35134d3953aa93df0e76e237035ab8c44ce |
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