MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1055.012 Process Injection
T1204.002 Malicious Link
The file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains numerous embedded URLs, many of which point to compromised WordPress upload directories, suggesting a link farm designed to redirect users to malicious sites. The PDF's structure and the nature of the embedded links strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://inwebjor.ru/uplcv?utm_term=does+imessage+work+on+android PDF link annotation
- http://test.uebersetzungen-nesselberger.de/wp-content/plugins/formcraft/file-upload/server/content/files/16138f1c3de854---wovoseferele.pdfIn PDF document text
- http://studiodispirito.it/userfiles/file/76367562101.pdfIn PDF document text
- http://ajivikafinance.com/userfiles/file/wafebizuvuziju.pdfIn PDF document text
- http://cnzhongkui.com/fckeditor/editor/filemanager/connectors/php/uploads/file/020526547945.pdfIn PDF document text
- http://klubbelgickychobrov.sk/editor_uploads/files/25267963854.pdfIn PDF document text
- http://www.dkmodels.net/ckfinder/userfiles/files/mufupipawaw.pdfIn PDF document text
- http://grawerlik.pl/userfiles/file/89886624608.pdfIn PDF document text
- https://www.greenlakecruises.com/ckfinder/userfiles/files/buwofosekepibezivomu.pdfIn PDF document text
- http://remobudostol.pl/pliki/3109950867.pdfIn PDF document text
- http://pegasomeeting.medcoast.net/ckfinder/userfiles/files/mufevukezilogaxir.pdfIn PDF document text
- http://nprofit.hk/userfiles/57877261684.pdfIn PDF document text
- http://amirafouad.com/uploaded_files/file/xafuzesa.pdfIn PDF document text
- http://mfplus.ba/wp-content/plugins/formcraft/file-upload/server/content/files/1613e4d617b2b0---makijomasenikizu.pdfIn PDF document text
- https://ofertaromania.ro/ckfinder/userfiles/files/31855704609.pdfIn PDF document text
- http://garant-fond.ru/ckeditor/ckfinder/userfiles/Images/files/35001945086.pdfIn PDF document text
- http://xn----7sbbgprpk7biiq.xn--p1ai/admin/ckfinder/userfiles/files/65667699163.pdfIn PDF document text
- https://vishalahospitality.com/ckfinder/userfiles/files/9803633607.pdfIn PDF document text
- http://powercleanperu.com/cms_powerclean_2015/sgi_userfiles/userfiles/files/tejifasikiwujikonedomep.pdfIn PDF document text
- http://unternehmensberatung-hegenbarth.com/userfiles/file/61872127078.pdfIn PDF document text
- http://mwflower.com/upimagesfile///fikoxuja.pdfIn PDF document text
- http://jjburgerut.com/uploads/files/refuragoli.pdfIn PDF document text
- http://clinicaveterinariaalbese.eu/userfiles/files/subofulavunafusulokino.pdfIn PDF document text
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16133c5f0003a8---68860420483.pdfIn PDF document text
- 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_off0000bf9f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBF9F | 10624 bytes |
SHA-256: f381199aa3526d47537b434812992562bea2c35a3f8d06ee41e97175aec7e379 |
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font_01_sfnt_off0000d7b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7B5 | 17204 bytes |
SHA-256: 223b5c5dc3f157f31e6febc190fa71c4e13a3a67e47c2895b7deb7eff88054b4 |
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font_02_sfnt_off00010427.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10427 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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