MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly support the malicious nature of this file, classifying it as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 https://visualmotion.nl/uploads/file/20531874910.pdf In PDF document text
- https://www.kasekimi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079cfa378504---99141810776.pdfIn PDF document text
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/bc3df63fb20694bcde9cfffbdaadd417/20242033424.pdfIn PDF document text
- https://vidolamerica.org/wp-content/plugins/super-forms/uploads/php/files/1aa27eda8ccdbe126dccec01d9132642/64667174684.pdfIn PDF document text
- http://scro.ru/pic/file/67371484013.pdfIn PDF document text
- http://www.hgbehringer.de/img/files/files/4638112380.pdfIn PDF document text
- https://www.audifonosdoshoydos.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8afd898fcb---weriduwugoloxubufenazas.pdfIn PDF document text
- https://le27.fr/docs/file/38302138926.pdfIn PDF document text
- https://srp-galabau-rostock.de/wp-content/plugins/super-forms/uploads/php/files/o7b0gmjqfo84cr8el0ab3tun9g/gaganedab.pdfIn PDF document text
- http://jewelry-shopping-city.com/uploads/files/202108282236412659.pdfIn PDF document text
- http://sys-svinding.dk/userfiles/file/jupixudatorosujex.pdfIn PDF document text
- https://www.mercato.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160bfa578216ce---nubitavalupofosuletadi.pdfIn PDF document text
- http://jtravel.clickis.kr/FileData/ckfinder/files/20210829_377829D0EF1CEA5D.pdfIn PDF document text
- https://postelezmasivu-liberec.cz/ckfinder/userfiles/files/25983824534.pdfIn PDF document text
- http://training-solutions.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1606da12d000b7---forirojovax.pdfIn PDF document text
- https://saam.vn/images/content/file/44988099341.pdfIn PDF document text
- http://magdrywall.com/project-new/christianbook/upload_images/file/jaseba.pdfIn PDF document text
- https://www.numberoneporthill.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160c014e98e15f---55732598510.pdfIn PDF document text
- https://kocarbonag.com/luutru/files/kaxikedezowozazolufoxoto.pdfIn PDF document text
- http://www.fliesen-brill.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a105ac43924---94105850915.pdfIn PDF document text
- http://artospace.com/pics/file/daguf.pdfIn PDF document text
- http://andreagarciam.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c4bbada46be---saluzov.pdfIn PDF document text
- https://www.roadsafetyrental.com.au/application/third_party/ckfinder/userfiles/files/4197670471.pdfIn PDF document text
- https://masterpieces-mallorca.com/wp-content/plugins/super-forms/uploads/php/files/cd206735cb8f7f5ba1fe56d96bccb25a/13588873337.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=excel+formulas+manual+vs+automaticPDF 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_off0000f337.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF337 | 17680 bytes |
SHA-256: 48380f202652493cf32600b1a2466d8f7e496e52a0091cb017fb511732777370 |
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font_01_sfnt_off0001212c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1212C | 10748 bytes |
SHA-256: 9cf43b784ad1563cf5c7dd2bb58b55dfb7b7cb95f20f981576caa3247c350ef1 |
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font_02_sfnt_off000139f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x139F4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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