MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and by an ML classifier as malicious. It contains numerous links pointing to compromised websites, indicating a link farm designed to redirect users to malicious content. The presence of external URIs and link farms suggests an attempt to distribute phishing content or malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://www.expo-hotel.com/english/wp-content/plugins/formcraft/file-upload/server/content/files/1606c937b47368---jaruzerikapo.pdf
- http://nuyewpilot.academy/wp-content/plugins/super-forms/uploads/php/files/5a0df77b349834179a130e75793a15a1/liromadawimexi.pdf
- https://medok18.ru/wp-content/plugins/super-forms/uploads/php/files/6afa18adb4e353db7a6641cf9fa9ae65/59313682749.pdf
- https://sandalyecenneti.com/wp-content/plugins/super-forms/uploads/php/files/1k1f28rtk1hff4mooiviik32pg/kefivu.pdf
- http://albatrossmrn.com/konadnew/userfiles/file/nuvusedokerugitez.pdf
- http://luxcottage.ru/stroykamen/userfiles/file/77918538691.pdf
- http://web68s.com/upload/files/31667226777.pdf
- http://www.alwaysflorida.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fd0d1e63a0---22952466200.pdf
- https://www.schroedersales.com/wp-content/plugins/super-forms/uploads/php/files/e4356d03ab44e47b71279d57d3fb18b7/kafoxiwojole.pdf
- http://robbinsfamilyhealthcare.com/clients/2/2c/2c787fa606fc56c3a3a24dfc5409695f/File/18697778381.pdf
- http://gsemilia.it/userfiles/files/tozukokogo.pdf
- http://jnafarms.com/clients/864068/File/86237937342.pdf
- https://camelcarpet.org/d/files/pazojitumavipiniwoxezub.pdf
- https://duext.com/wp-content/plugins/super-forms/uploads/php/files/5f44f9542b11b3e302e2beddc6d231f6/29384790574.pdf
- https://coachtourbusrental.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d107d11f20---51235068879.pdf
- https://youstore21.com/wp-content/plugins/super-forms/uploads/php/files/077c977ab64c61b8ca958f03cf0f69b9/xixube.pdf
- https://grafitpoint.ru/wp-content/plugins/super-forms/uploads/php/files/51d7d06067a70686c2e4462e64604e9d/raloxazibalexefejesuzos.pdf
- http://chagatea.ru/wp-content/plugins/super-forms/uploads/php/files/91d2b01bae7ff99f0fcffee795e586c5/manuk.pdf
- http://www.klpreschool.com/wp-content/plugins/formcraft/file-upload/server/content/files/160708d215f89c---36176624791.pdf
- http://kennycojewelry.com/userfiles/files/202107/1625374932.pdf
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/f52f76553af51bbf0084daed696927be/21818443443.pdf
- https://thehamptonsbloomington.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b755f02f81---wudodonopamedi.pdf
- http://almar-bus.pl/userfiles/file/95251041025.pdf
- http://evola.it/userfiles/files/fozuvezijekagudazodig.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=how+lock+pdf+from+editing
- 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_off0000ed9a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED9A | 16792 bytes |
font_01_sfnt_off000105ac.binb43f2af8cf5b36e9307cc4b9fa393b79079ce552fae75cb2fcd8209c9956504a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105AC | 17108 bytes |
font_02_sfnt_off0001321e.binb90eaa7c997e819ac110f63e065d9ea7385663569ebc38f449948a4bf13f40dd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1321E | 10804 bytes |
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