MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded URLs that point to compromised WordPress sites, indicating a link farm or redirection scheme. The ML classifier strongly flagged this PDF as malicious, and heuristics identified it as a link farm on disposable hosting. The primary purpose appears to be directing users to potentially malicious content hosted on these compromised sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://www.karenlovelee.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fb4434f32e---54722350746.pdf In PDF document text
- https://sharadsangam.org/UserFilesTwo/file/59371713441.pdfIn PDF document text
- http://chicagohalo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c3d694d44d---womeze.pdfIn PDF document text
- http://www.medicalalliedtraining.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e20b2afdb8---29222187165.pdfIn PDF document text
- https://www.hintonassociates.com/wp-content/plugins/super-forms/uploads/php/files/eb4e189572e38ef3afa30731917f8e71/noberimezifesa.pdfIn PDF document text
- http://j-line.ca/fck_upload/file/90179868953.pdfIn PDF document text
- https://noithatkuongthinh.com/uploads/files/gefadalaviroduvijifetunus.pdfIn PDF document text
- https://gpuhub.net/wp-content/plugins/super-forms/uploads/php/files/g4m54umbatea4vqltdatnn42rb/jenuganivokixuzog.pdfIn PDF document text
- http://www.inhd.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1609617829563b---83339886072.pdfIn PDF document text
- https://avis-medical.ma/wp-content/plugins/super-forms/uploads/php/files/e01667e24ae2e7cca41b56f4973b735d/tufikativuwo.pdfIn PDF document text
- http://bascobrunswick.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160abdfe4e586f---17842580496.pdfIn PDF document text
- http://allegroescrow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160768bdd575d7---kazojuwato.pdfIn PDF document text
- https://boldvision.tv/wp-content/plugins/formcraft/file-upload/server/content/files/160a6db2310fb8---kulof.pdfIn PDF document text
- https://www.bluegreenshouseboats.in/wp-content/plugins/formcraft/file-upload/server/content/files/1607234b0d9625---89854871451.pdfIn PDF document text
- https://ratsimae.eemedia/contents/file/2767559756.pdfIn PDF document text
- https://fullhousetourism.com/UploadFiles/file/20210520231349149.pdfIn PDF document text
- http://vienkiemis.lt/app/webroot/uploads/userfiles/files/90639921292.pdfIn PDF document text
- https://cvenhancer.com/wp-content/plugins/super-forms/uploads/php/files/9e4d851960c01d5137e850fc08df3eb2/xopesuwefu.pdfIn PDF document text
- https://hopefor.today/wp-content/plugins/super-forms/uploads/php/files/212aa99d162c9e840ca009b3dadc42f4/papabegegunepogaribefosub.pdfIn PDF document text
- http://alliance-ltd.com/userfiles/lemifatoxe.pdfIn PDF document text
- https://drivingschoolofnorthtexas.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082f9e5d2722---52593958509.pdfIn PDF document text
- https://www.gasserbush.com/wp-content/plugins/super-forms/uploads/php/files/e0f5269f75d1541ddece52e8b391c195/gisumirivuluj.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=maiden+name+meaning+in+tamil+with+examplePDF 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_off0000dfa4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFA4 | 18304 bytes |
SHA-256: 35a8a19868f0483c069ecde65b17ce0a8be5b2938aee3947683659051c2dbadf |
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font_01_sfnt_off00010dc5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DC5 | 10632 bytes |
SHA-256: de06e555653e6b9d6e7ff3b62dde87b40e3e12bb70dff91ff0e962654cdd26c1 |
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font_02_sfnt_off000125a9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x125A9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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