MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. It contains numerous links to compromised websites and disposable hosting, suggesting a link farm designed to redirect users. The presence of external URIs and compromised CMS upload links points towards a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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://transcendenceit.com/wp-content/plugins/super-forms/uploads/php/files/894918c8dc898d43f3b790e1f8ccdb63/35329549847.pdf In PDF document text
- https://alistairmills.com/ckfinder/userfiles/files/1572253973.pdfIn PDF document text
- https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16135269d386f0---xifexemajiri.pdfIn PDF document text
- https://ochronaskory.pl/pliki_user/File/16211835801.pdfIn PDF document text
- https://0a3exp.com/upfiles/editor/files/vusefo.pdfIn PDF document text
- http://sinara.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/161442625e635b---37541037463.pdfIn PDF document text
- http://jjw-led.com/userfiles/file/nisagesiwugowirefoja.pdfIn PDF document text
- https://yenhuy.vn/upload/files/69594479822.pdfIn PDF document text
- http://meetburgerusa.com/uploads/files/miwaf.pdfIn PDF document text
- https://npkfertilizerproduction.com/d/files/25457034598.pdfIn PDF document text
- http://jilienjrubin.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/68497489407.pdfIn PDF document text
- http://www.heatandgas.com/EditorImages/file/roxape.pdfIn PDF document text
- http://esistore.de/userfiles/file/14599107939.pdfIn PDF document text
- http://falconfam.com/ckfinder/userfiles/files/medeje.pdfIn PDF document text
- http://le-lemniscus-incandescent.fr/ckeditor/upload/files/37812194315.pdfIn PDF document text
- http://antwerp-rentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/16143ba96c8a36---kamuzezu.pdfIn PDF document text
- http://riggi.ru/userfiles/file/sagopinefijalomakaka.pdfIn PDF document text
- http://www.iuoelocal870.com/kaizen/ckfinder/userfiles/files/4902064346.pdfIn PDF document text
- http://stensoproject.com/userfiles/files/11492757417.pdfIn PDF document text
- http://tabouligrill.com/ckfinder/userfiles/files/23206244012.pdfIn PDF document text
- https://www.mclarenpress.com/wp-content/plugins/formcraft/file-upload/server/content/files/161301e793aeb2---75869070450.pdfIn PDF document text
- http://felixefontesadvogados.com.br/ckfinder/userfiles/files/84520789587.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=advanced+snapdragon+processorPDF 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_off0000d035.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD035 | 17280 bytes |
SHA-256: fac930cacf2e7c19f5621ec5c693ae1162f5ae3c0ef76dc98aa05921e737063b |
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font_01_sfnt_off0000fd54.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD54 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001156b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1156B | 10500 bytes |
SHA-256: 2058a471ab2da238c37db4a618e7068ce538e9ca3fdd03b232e6cf25318bcd5b |
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