MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains numerous links disguised as a free music download, which is a common lure for phishing or malware distribution. The ML classifier strongly indicated maliciousness, and the embedded URLs point to compromised WordPress sites, suggesting a coordinated effort to host malicious content. No scripts were extracted, but the overall structure and URL patterns are indicative of a malicious campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 5
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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://chcial.ru/uplcv?utm_term=ladki+beautiful+kar+gayi+chull+free+download+mp3 PDF link annotation
- http://www.training4thefuture.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16085d66005537---54123823549.pdfIn PDF document text
- https://www.amiunaorchestra.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16090a5069aecf---zedugir.pdfIn PDF document text
- https://allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/4f5c91a89a0cf7810e04535e58b29fc3/koketesupogijib.pdfIn PDF document text
- https://www.kasekimi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d4ea4b983c---kuduxakud.pdfIn PDF document text
- http://www.hj-bouwt.be/wp-content/plugins/formcraft/file-upload/server/content/files/160b092b15d7f7---73843886218.pdfIn PDF document text
- https://www.federatedlighting.com/wp-content/plugins/super-forms/uploads/php/files/e45497309384c00f36087825171e1393/lemoxalitabiwi.pdfIn PDF document text
- http://eltonltd.ru/sites/default/files/uploads/tegixurezomevogasabizip.pdfIn PDF document text
- https://areicon.com/images/file/vaguragiputinus.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/vtbl23f7pp4mlgq03qve6j9f56/672575350.pdfIn PDF document text
- http://xn--80aab8aioy.xn--p1ai/userfiles/file/negiku.pdfIn PDF document text
- https://reifenscho.de/wp-content/plugins/formcraft/file-upload/server/content/files/16070b4c23e7fc---juvuworewilagomaja.pdfIn PDF document text
- http://aaykpn.com/uploads/editor/files/49959360972.pdfIn PDF document text
- https://www.lipfish.no/wp-content/plugins/formcraft/file-upload/server/content/files/160a308d7dd281---jetul.pdfIn PDF document text
- https://alignerco.com/wp-content/plugins/super-forms/uploads/php/files/cdcb1c610b0b9c92279ee417cb325c34/tevatekojobogavekikil.pdfIn PDF document text
- https://paloaltospeakerseries.com/wp-content/plugins/super-forms/uploads/php/files/4747d4f712f65687c533a91279206056/dofomudirobituzokawaso.pdfIn PDF document text
- http://adance0112.com/upfile/editor/file/kakifesegutabenaxen.pdfIn PDF document text
- http://royalwedding.jp/images/blog//file/16639995505.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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://scripts.sil.org/OFLIn 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_off0000cb93.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB93 | 5892 bytes |
SHA-256: bfc122b873e51cdf4ecdf7093e1d4137c70561298487412354ab5a1b7d4fa8e5 |
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font_01_sfnt_off0000df9b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF9B | 11272 bytes |
SHA-256: 476261f86b98d1c4cdb8050897cce297c664bb39c523247be1fffc5e61882d02 |
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font_02_sfnt_off00010646.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10646 | 16060 bytes |
SHA-256: bb4620ae2308066493f479cb0495314a41e91f5b0bfb2a754d9bad2ef34af03d |
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