MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external links, with several pointing to compromised WordPress sites and disposable hosting, indicating a link farm designed to redirect users. The presence of embedded JavaScript and a high ML classifier score further support its malicious nature, likely for phishing or malware delivery. ClamAV also identified it as Pdf.Phishing.Trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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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://bijverhoeven.nl/uploads/files/22949610677.pdf In PDF document text
- https://successalpha.team/upload/files/kusuzesa.pdfIn PDF document text
- https://motionslam.com/wp-content/plugins/super-forms/uploads/php/files/d016692591db3492025aa0bea6f27f90/6294758624.pdfIn PDF document text
- http://hebakotb.net/userfiles/file/giwifikutoredaki.pdfIn PDF document text
- https://riosemarescentrodemergulho.com/ckfinder/files/fasusejapefokagiwo.pdfIn PDF document text
- http://bangtaisay.com/uploads/userfiles/file/mobatakipeduvava.pdfIn PDF document text
- https://www.hotelrestaurantmacarena.fr/ckfinder/userfiles/files/vesititebulusederuzituma.pdfIn PDF document text
- https://mehreganimaging.com/images/upload/files/ruzowuferubelikibebuvoxod.pdfIn PDF document text
- http://cataga.de/beta/files/file/33749046508.pdfIn PDF document text
- http://scvumaichiramen.com/uploads/files/52297015703.pdfIn PDF document text
- http://ebara.com.hk/ckfinder/Zenith/userfiles/files/25180972257.pdfIn PDF document text
- http://www.lauricedale.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16147af6a065ad---36488598772.pdfIn PDF document text
- https://renewone.de/files/lorego.pdfIn PDF document text
- https://www.kiakaha.gr/wp-content/plugins/super-forms/uploads/php/files/l1iv2m5tvv1aqvuh8gah7r1htk/29747414968.pdfIn PDF document text
- https://birudongker.com/contents/files/15106166870.pdfIn PDF document text
- https://altsovmun.ru/userfiles/file/94727506865.pdfIn PDF document text
- https://mannoorpally.com/uploads/file/82766621593.pdfIn PDF document text
- https://www.digitalsofts.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134f5faca097---83476648607.pdfIn PDF document text
- https://ladangmimpi2.com/contents/files/kebinifibom.pdfIn PDF document text
- http://chinalabware.net/d/files/gujojavurakitunevefava.pdfIn PDF document text
- http://dr-temt.ru/images/file/gifawimoxogekiro.pdfIn PDF document text
- http://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/1614153ec0358a---77674318764.pdfIn PDF document text
- https://parkerboat.hu/js/ckfinder/userfiles/files/pitagaxovetipokotubowu.pdfIn PDF document text
- https://harmony-lazienka.pl/Upload/file/zavuxake.pdfIn PDF document text
- https://textosl.com/upload/editor/file/duxopakaparojoripozizisot.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=shine+until+tomorrow+let+it+bePDF 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_off0000e4fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4FE | 10444 bytes |
SHA-256: 421e22f0584fe8227ed43d60da3a3ba94bfa6e3fc35a8306437add7e9f43c5be |
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font_01_sfnt_off0000fc85.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC85 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011497.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11497 | 18928 bytes |
SHA-256: 30a78166fd15505ccb16e47e32902cae645a7fae7717d68888a2aef8c53c6163 |
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