MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to external websites, many hosted on compromised WordPress installations, suggesting a link farm or phishing lure. The PDF structure and the presence of external URIs point towards an attempt to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.6550
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://infrive.ru/uplcv?utm_term=wooden+dummy+dimensions+pdf PDF link annotation
- http://www.champcaregivers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c6d9ffaa674---73156948780.pdfIn PDF document text
- http://breakevenpoint.pl/uploads/editor/file/pabezazalejukesen.pdfIn PDF document text
- https://rmdschoolandcollege.com/wp-content/plugins/super-forms/uploads/php/files/t3raf1gmddabn0knb24kfijl95/63363427193.pdfIn PDF document text
- https://alharithiforcameras.com/ckfinder/userfiles/files/barokefewukobemu.pdfIn PDF document text
- https://charterfori.ir/basefile/charterforiir/files/gokuj.pdfIn PDF document text
- https://vresponse.net/userfiles/file/zasenazax.pdfIn PDF document text
- https://motelandratecuci.ro/userfiles/file/rakerezitavulinalogapur.pdfIn PDF document text
- https://bdblue.com/ckfinder/userfiles/files/95723064374.pdfIn PDF document text
- https://www.mixedclass.com.au/wp-content/plugins/super-forms/uploads/php/files/p2rn8qno0e2n0jgv7sm96at9m3/20649433886.pdfIn PDF document text
- http://asupuro.com/upload/save_image/files/mifivetomuwinusuxejogimas.pdfIn PDF document text
- http://landpas.pl/upload/file/tetufozugopa.pdfIn PDF document text
- https://macleanpinesdrivingschool.com.au/wp-content/plugins/super-forms/uploads/php/files/5b7979867b61b33dc6e888a9d3583760/22337487642.pdfIn PDF document text
- https://telechips.com/ckfinder/userfiles/files/jugukikamo.pdfIn PDF document text
- https://englewoodgrassfarm.com/wp-content/plugins/super-forms/uploads/php/files/cf48f4ac6eb072c183e77fb56a880a17/malajuxupizosaxowi.pdfIn PDF document text
- https://veglifekc.org/wp-content/plugins/super-forms/uploads/php/files//33991699205.pdfIn PDF document text
- http://barrarioservicos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606fcb83e52d9---ruduzobijiwale.pdfIn PDF document text
- https://www.pharmaright.ca/wp-content/plugins/super-forms/uploads/php/files/92ffen3tigk28jrn60u5rt82cs/94841743803.pdfIn PDF document text
- http://hongphuc.vn/userfiles/file/98929573525.pdfIn PDF document text
- http://thingsantiquesla.com/userfiles/files/68844181105.pdfIn PDF document text
- https://estidevelopers.com/wp-content/plugins/super-forms/uploads/php/files/de15e748eca0e9608934ceba520e99fc/mavigos.pdfIn PDF document text
- http://askort.pl/Upload/file/44984126964.pdfIn PDF document text
- http://pusancard.com/userData/board/file/ronumimazesanafet.pdfIn PDF document text
- https://sinarlangit1.com/contents/files/zusufarafusow.pdfIn PDF document text
- https://nedimgame.com/calisma2/files/uploads/32876395851.pdfIn PDF document text
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/16077f0cb53e53---94804728379.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_off0000e00b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE00B | 16944 bytes |
SHA-256: 141067bbbcb683446cdeac45a96bf852685558f5d7930fbda1d15b81daced780 |
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font_01_sfnt_off00010bc2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BC2 | 10460 bytes |
SHA-256: 3f838c5be9dac1676524ceb32788569922278dc8e0979c9bf0d0dcfb44f66fe8 |
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