MALICIOUS
204
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and a high number of links pointing to potentially compromised websites, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to redirect users to malicious content or download further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
Heuristics 8
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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 to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://leap-egypt.com/wp-content/plugins/formcraft/file-upload/server/content/files/16088f4f1427d4---rurogomoberitefiga.pdf
- https://heritagelogs.com/wp-content/plugins/super-forms/uploads/php/files/d5mf1m8vld9ajpqd2r5s6cqdeg/39981634555.pdf
- https://chambres-hotes-aube-bleue.fr/userfiles/file/nokapufilit.pdf
- http://lisahyatthealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/160abfc513354d---tokulewudasupitosukixag.pdf
- https://win-win-keiba.site/js/ckfinder/userfiles/files/38771009525.pdf
- http://twozonechickenlasvegas.com/uploads/files/89760087003.pdf
- https://area5srl.it/file/15964408159.pdf
- http://www.sunarnuricomuisvealisverismerkezi.com/wp-content/plugins/super-forms/uploads/php/files/o0bghf0eaf25o9vdmk7kqr07a1/femijalunij.pdf
- https://voolabs.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608e9ca58b088---6415999631.pdf
- http://discarga.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dba665981ff---19128512057.pdf
- https://www.sahabatkeluargahomecare.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607747de9f565---17527993730.pdf
- https://gkscam.com/userfiles/file/fizonipunuwonokejebed.pdf
- http://thanhlamresort.vn/wp-content/plugins/formcraft/file-upload/server/content/files/160aac123d62f1---70457392071.pdf
- https://hotellemaritime.com/hotel/upload/files/61793083531.pdf
- https://amenagementsoleil.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ce70407202---62652803601.pdf
- http://toicodonlyson.com/uploads/files/94368378561.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c312d90dd0b---55384153270.pdf
- http://herodumpsterrental.com/wp-content/plugins/super-forms/uploads/php/files/4116e3909192f4c7fbb63d6b5cbc590a/nimibewudipitevoxuxe.pdf
- http://doggystylzgrooming.com/admin/photos/file/58133307530.pdf
- https://aduanaldelvalle.com/userfiles/file/nirovenezolelirevafifaw.pdf
- https://gpagroup.in/wp-content/plugins/formcraft/file-upload/server/content/files/160c50c63d2146---70782179701.pdf
- http://vako.vn/app/webroot/uploads/files/rodosufuva.pdf
- http://xn--franzsischebulldoggen-lec.eu/userfiles/file/2109071097.pdf
- http://clingac.com/d/files/tilamudurefokiz.pdf
- http://bielwod.com/userfiles/file/sepuvezasapune.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=does+refractory+hypoxemia+respond+well+to+oxygen+therapy
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000148dc.bincd8c492a8033f9635f3edbc8a5697a7c2783dbb025901bc4f33f7d944cb561f9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x148DC | 18988 bytes |
font_01_sfnt_off000179f1.binc7042a7ff52dcedaf5a56e47c10b6b29b86aa339a86e7979f6234f8f9c8eb266 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x179F1 | 11372 bytes |
font_02_sfnt_off00019474.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19474 | 16792 bytes |
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