MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous external links, many pointing to compromised or disposable domains, indicative of a link farm used for phishing or malware distribution. The ClamAV detection and ML classifier strongly suggest malicious intent. The presence of a link farm on disposable hosting and compromised CMS upload storage further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://dfkcnc.shopper-store.net/file/file/makapanuge.pdf In PDF document text
- http://ingmontagna.com/userfiles/files/5208704670.pdfIn PDF document text
- http://liveisagenix.com/ckfinder/userfiles/files/verobininesotugosikexal.pdfIn PDF document text
- http://izmirtavla.com/upload/file/88947875961.pdfIn PDF document text
- http://polskienarty.pl/data/aktualnosci_imgs/file/13988716949.pdfIn PDF document text
- http://technology-mp.it/userfiles/files/kajofitakifemizuvemi.pdfIn PDF document text
- http://purepoem.com/resource/docContentImg/file/2021-11-13/3ea6de4cf33e041cfc3b46bd94f959f4.pdfIn PDF document text
- http://lulanjina.net/upload/files/63922136032.pdfIn PDF document text
- https://smarttactic.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1616ee02d56fe5---56248139454.pdfIn PDF document text
- https://stancijanegrin.com/UserFiles/files/18004707418.pdfIn PDF document text
- http://trustarshida.co/cache/fck_files/file/27706084291.pdfIn PDF document text
- http://djarkitek.com/temp/vinney/HTML/userfiles/file/15123396356.pdfIn PDF document text
- http://lapenya.cat/imgjovesnaves/file/48733300433.pdfIn PDF document text
- http://naturalwonders.com/uploads/files/raparijof.pdfIn PDF document text
- https://www.peltonfell.org.uk/ckfinder/userfiles/files/tesijimawipumexitiwuz.pdfIn PDF document text
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/1615e0043c53a5---69277429170.pdfIn PDF document text
- http://bamor.org/userfiles/file/95536068034.pdfIn PDF document text
- https://popa.com.br/wp-content/plugins/super-forms/uploads/php/files/658744865b12bed33c8d5759c3809fb7/30434354950.pdfIn PDF document text
- https://vcvscr.cz/www/www/fckphotos/file/segugaketetepo.pdfIn PDF document text
- http://szyqjsj.com/UploadFile/file/20210913220928316.pdfIn PDF document text
- https://shih-tzu.ro/files/file/35109104523.pdfIn PDF document text
- http://canadanur.com/resimler/files/97408682097.pdfIn PDF document text
- http://akvarium-olbrecht.cz/upload/file/93886546716.pdfIn PDF document text
- http://puisan.ru/uploads/file/18261131153.pdfIn PDF document text
- http://feedproxy.google.com/~r/MbOu/~3/1hHberoKktI/uplcv?utm_term=write+any+program+using+if+condition+with+for+loop+in+javaPDF 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_off0000c46e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC46E | 11556 bytes |
SHA-256: 16f19bd6c2637b480773cb879e606823f313847239cc30438e7e9d76246b59de |
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font_01_sfnt_off0000df7d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF7D | 16540 bytes |
SHA-256: 45015263e28dbf00792e0fa83ae0fb9123af5110209f191c00797c49350166ef |
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font_02_sfnt_off0000f69e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF69E | 18152 bytes |
SHA-256: 48ab78361ccb0e2714ad246042332e60dba03303a24c0a19c574c619ffe5f405 |
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