MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and ML classifiers, indicating a phishing or malware distribution intent. It contains a link farm pointing to multiple compromised WordPress sites, suggesting an attempt to obscure the final malicious destination. The presence of embedded URLs and the heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicate the document's primary purpose is to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.6968
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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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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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://laborke.ru/uplcv?utm_term=knust+courses+and+cut+off+points+2019+pdf PDF link annotation
- https://csom.cz/wp-content/plugins/super-forms/uploads/php/files/b88f4d8316240cd05102ef1a91d79c1d/sivikiwanigase.pdfIn PDF document text
- https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160b00a6e58240---rabunozuwirituruserirazi.pdfIn PDF document text
- https://www.verpoort-bouw.be/wp-content/plugins/formcraft/file-upload/server/content/files/160c3c762a98ba---85989149447.pdfIn PDF document text
- https://madspot.dk/ckfinder/userfiles/files/jubiliparowuxoturalurene.pdfIn PDF document text
- https://www.citysecurity.org.uk/wp-content/plugins/super-forms/uploads/php/files/4cudsfh9giub4hval0un2qo6ep/voxajalowogomogorapuve.pdfIn PDF document text
- https://emotionalgift.com/ckfinder/userfiles/files/tugekujatediwi.pdfIn PDF document text
- http://bodemveenweiden.nl/bodem-veenweiden-img/2233504506.pdfIn PDF document text
- http://conservationenergy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085f9ae9a3a2---34571296958.pdfIn PDF document text
- https://webmodels.studio/wp-content/plugins/formcraft/file-upload/server/content/files/160fef5dd41c0d---vogobivefejibini.pdfIn PDF document text
- https://gamletaarnhuset.no/wp-content/plugins/formcraft/file-upload/server/content/files/1607ec3ca5fa8b---87254068795.pdfIn PDF document text
- http://www.deep2001.com/images/library/File/86792542377.pdfIn PDF document text
- https://skyfireconsulting.com/wp-content/plugins/super-forms/uploads/php/files/eivjjreckjia1v2llsot77temr/75720166965.pdfIn PDF document text
- https://cbdc.co/uploads/ckfinder/userfiles/files/kubosulire.pdfIn PDF document text
- https://soechi.com/userfiles/file/puzatanelelekumax.pdfIn PDF document text
- http://andrelandberg.com/userfiles/file/bezagonoduviku.pdfIn PDF document text
- http://music-saikung.com/ckfinder/userfiles/files/pufinerolumosi.pdfIn PDF document text
- https://www.energetisch-therapeut-estie.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160722db67de36---625859291.pdfIn PDF document text
- http://www.louthadventures.ie/wp-content/plugins/formcraft/file-upload/server/content/files/160843a4051191---dewofovulatuwevidazisewow.pdfIn PDF document text
- https://www.ogblfrontaliers.fr/wp-content/plugins/super-forms/uploads/php/files/e70v40um6g5iceb4agpnk06t90/59766937169.pdfIn PDF document text
- https://www.spoton.pet/wp-content/plugins/super-forms/uploads/php/files/ut3gsrap1l9bhfpf4uv4nl0s23/viluv.pdfIn PDF document text
- https://termofriz.rs//files/79774672027.pdfIn PDF document text
- http://www.johnknox.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1610dbb6496edd---95780900847.pdfIn PDF document text
- http://brothersaluminium.com.np/wp-content/plugins/formcraft/file-upload/server/content/files/1608f6b9362df2---niwotev.pdfIn PDF document text
- https://smilepath.com.au/wp-content/plugins/super-forms/uploads/php/files/8661f102e05795435b27b62e0dee9d61/60730411340.pdfIn PDF document text
- https://shop-ecobati.com/medias/upload/files/61091347310.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000bddf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBDDF | 11120 bytes |
SHA-256: c95b53ef14a4a7f44a0e44c2c489da9c0f681ecee105df5c48d148232d626d35 |
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font_01_sfnt_off0000d808.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD808 | 16572 bytes |
SHA-256: 11a1b645ce646b735df613d642cfe882d3bbc73fddf2db7c8be44332215f780c |
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