MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of links pointing to various websites, many of which are hosted on compromised CMS platforms or disposable domains. This structure strongly suggests a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection further support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://ehblending.com/wp-content/plugins/super-forms/uploads/php/files/86c4845fbab2ea7336dfa10aa0083561/51214272459.pdf
- http://irina-beha.com/ckfinder/userfiles/files/77048858457.pdf
- https://stakeoutllc.com/wp-content/plugins/super-forms/uploads/php/files/5fd9623cddbbc80b751f2f99dfeaed21/sizivosatuwavuzotefasopi.pdf
- http://hart-metale.pl/gimnazjum/userfiles/file/50877535275.pdf
- https://atlastoursntravels.com/userfiles/file/90353384403.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609eb3b96e113---70022839722.pdf
- http://immodraft.nrw/images/architekten_agentur_images_/file/xejiwiluzonegofefepa.pdf
- https://leicht-spb.ru/wp-content/plugins/super-forms/uploads/php/files/352e1a198587bf4d9747ad416770d216/2723270548.pdf
- https://controlcert.se/wp-content/plugins/formcraft/file-upload/server/content/files/160baafc7375f1---40243336595.pdf
- https://www.themeshcowork.com/wp-content/plugins/super-forms/uploads/php/files/d8386a016c31a03b4eb32b67a00edf35/gefoferevevolusubadiworo.pdf
- https://yuktiedu.com/wp-content/plugins/super-forms/uploads/php/files/21ff60fbede6c4674b9a35473899d236/majaxor.pdf
- https://monuments-msk.ru/wp-content/plugins/super-forms/uploads/php/files/045f8dfa0f90211984465f16d43a8e21/xetolixabibikubezusuzu.pdf
- http://altelaw.com/uploads/image/file/47988299238.pdf
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/a53325abc4afe8f86a6989e00ace9035/89148645702.pdf
- https://www.wikiwebagency.it/wp-content/plugins/super-forms/uploads/php/files/0015cc81f3dc426c853d46dd8a92ea5b/4704616015.pdf
- https://greyquotient.com/wp-content/plugins/super-forms/uploads/php/files/cbe464ad993fe50df8eb8b5f61952f9a/64827956099.pdf
- http://barcelonasixtytwo.com/userfiles/file/144051281.pdf
- http://www.johnknox.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160db038dd403f---xotifenupa.pdf
- http://snookerfootball.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16074a7fe385ee---5903753280.pdf
- https://tourpon.kr/FileData/ckfinder/files/20210614_595C790D61E0A480.pdf
- https://www.sussexweddingservices.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1607960c8b8bf6---vunopetim.pdf
- https://www.lindopoint.it/wp-content/plugins/super-forms/uploads/php/files/eaa17eebc20f5511b1f9a639d1c367a9/25215150701.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=from+enlisted+to+officer
- 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_off0000eca7.bin0a7bc78660f6568ebcd93970fb64f75233a151137ebe133db1aed559d3ef3045 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECA7 | 10452 bytes |
font_01_sfnt_off0001044c.bin0206ced141559af2678ef9402fea1eb0e0e3ac60095addcd99c1ab0bdee8baef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1044C | 17472 bytes |
font_02_sfnt_off0001320b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1320B | 16792 bytes |
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