MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised WordPress sites and other disposable hosting, suggesting a link farm designed to redirect users to malicious content. The PDF structure and link farm behavior are consistent with phishing or malware distribution campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9984
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://nd-58.ru/wp-content/plugins/super-forms/uploads/php/files/0865a0dc4f9dfcfc9eb77dc572abfe8a/wivudulopazigamexagabig.pdf In PDF document text
- https://bestrecycledautoparts.net/images_i/file/xijopigalizifizenezida.pdfIn PDF document text
- https://binhruamuinanobac.com/wp-content/plugins/super-forms/uploads/php/files/rb5gpkt3klldg55jjmciiouh5k/41026265747.pdfIn PDF document text
- https://psychotherapie-dr-albrecht.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607ba7dfa2c29---81132899959.pdfIn PDF document text
- https://roadtoring.com/wp-content/plugins/super-forms/uploads/php/files/a37cbe37da4352a8e9864127004c2c2f/petusejutabima.pdfIn PDF document text
- https://alianzatours.com/imagenes/file/laropumufifigi.pdfIn PDF document text
- http://garmagostaran.com/Upload/file/rebiwus.pdfIn PDF document text
- http://yasaitogo.com/uploads/files/ziwasabikuzolakelituk.pdfIn PDF document text
- https://www.nosolodespedidas.es/wp-content/plugins/formcraft/file-upload/server/content/files/160a61830caa8a---28355584083.pdfIn PDF document text
- http://www.hangmandigital.com/files/file/39493765299.pdfIn PDF document text
- https://anthonygillant.com/userfiles/file/5648689633.pdfIn PDF document text
- http://israel-aliya.com/wp-content/plugins/super-forms/uploads/php/files/68de53f45a68933379d6932bf9e448ac/repawinimuwuzatekari.pdfIn PDF document text
- http://domholidays.com/userfiles/file/femovuzezamarupafiweligob.pdfIn PDF document text
- https://psfund.org/public/uploads/files/cms_files/sedovese.pdfIn PDF document text
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079c8e07bc0b---31386572395.pdfIn PDF document text
- http://sshs61.com/clients/6/60/60e739d5a8cf4a6710e4f064fd99417d/File/pexatewesa.pdfIn PDF document text
- http://omniatel.it/wp-content/plugins/formcraft/file-upload/server/content/files/1609f10c75aeea---83061587225.pdfIn PDF document text
- https://www.grecosalesinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d1475668a7---sozediketasobekigabu.pdfIn PDF document text
- http://phonphangschool.com/upload/files/mivivi.pdfIn PDF document text
- https://careersourceokaloosawalton.com/files/public/dedevesikojobaworujog.pdfIn PDF document text
- http://www.naraihillgolf.com/admin/userfiles/file/buvuzenatazufugerefasini.pdfIn PDF document text
- https://eprobatdz.com/ckfinder/userfiles/files/ratoxabobafunu.pdfIn PDF document text
- https://sogelec-eng.com/files/ckfinder/files/wavoredifunenitinokere.pdfIn PDF document text
- http://uceng.net/_UploadFile/Images/file/26029099225.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=how+to+use+multifactor+leadership+questionnairePDF 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_off00010b98.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B98 | 17668 bytes |
SHA-256: 53790413e2825ee8a5ec72ff9367dbe9fbb82b0e2b660035e647b242d7b824f4 |
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font_01_sfnt_off000139d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x139D4 | 11208 bytes |
SHA-256: 8683b8d6fec25c7ab6cfa7d45eea8729d4e36b933c1aaf6704bd4a8e15c9a682 |
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font_02_sfnt_off000153a9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x153A9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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