MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics indicate the document functions as a link farm, directing users to multiple compromised or disposable hosting sites. The presence of numerous embedded URLs, many pointing to potentially compromised CMS upload directories, strongly suggests a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9923
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 http://www.mariabeckmann.com/fotos/uploads/files/viwisavusedod.pdf In PDF document text
- http://rioairporttransfer.com/ckfinder/userfiles/files/90100024575.pdfIn PDF document text
- https://mandarinusa.com/userfiles/file/1630885878.pdfIn PDF document text
- https://gamedunyasi.com/calisma2/files/uploads/10055785318.pdfIn PDF document text
- https://marciasmithconsulting.com/wp-content/plugins/super-forms/uploads/php/files/bab95f8323d607a6dc07e139a1e6fc14/84658127889.pdfIn PDF document text
- http://pk-rowery.pl/user_pict/file/banetode.pdfIn PDF document text
- https://digireg.ch/upload/5816448207.pdfIn PDF document text
- http://faurau.com/luodan/images/userfiles/file/64843469844.pdfIn PDF document text
- https://advicezone.org.uk/wp-content/plugins/super-forms/uploads/php/files/bfit5t6c8j52i42v726vungjel/55071877772.pdfIn PDF document text
- http://londonjip.com/userData/board/file/fokogukutebirewi.pdfIn PDF document text
- http://silesiacapital.eu/data/file/nafigopupinasujurome.pdfIn PDF document text
- http://markfarolaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/rakevixewofovufepow.pdfIn PDF document text
- https://mattweidnerlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f4be682051---59671166201.pdfIn PDF document text
- https://baongochoa.com/upload/file/kegitanulifibegewururoko.pdfIn PDF document text
- http://noithatnhapkhaugiasi.com/luutru/files/96673723476.pdfIn PDF document text
- http://www.kzhep.in.ua/wp-content/plugins/super-forms/uploads/php/files/55e73lvggt8uvmbb1u6i7qsi50/suzemujodubireja.pdfIn PDF document text
- https://soi.icami.mx/ckfinder/userfiles/files/23034549770.pdfIn PDF document text
- http://hkbroadwin.com/userfiles/30166811469.pdfIn PDF document text
- https://limblength-sldf.com/userfiles/file/5180717663.pdfIn PDF document text
- https://get-insurance.in/ckfinder/userfiles/files/8801705364.pdfIn PDF document text
- https://garraldaarquitectura.com/garralda_userfiles/files/rojukonababebevuwojusew.pdfIn PDF document text
- http://fulns.com/uploadfile/fckedit/file/16312426935YgA.pdfIn PDF document text
- http://wpchkg.com/upload/image/file/petojis.pdfIn PDF document text
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1612e9b8a453e2---libijinorije.pdfIn PDF document text
- http://www.findvoters.com/userfiles/file/tewuragaguzelevijav.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=online+movie+booking+sitesPDF 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_off000125ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x125EC | 19084 bytes |
SHA-256: 3e9bf1314ce61f70c2d9ba2edb41071d4d5059dcee99b026d010147b92bac907 |
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font_01_sfnt_off000156fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x156FC | 10512 bytes |
SHA-256: d384137289dae9b2a1fa3a571951da5f67ec42ea83d3acd239d6c3c1397fb497 |
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font_02_sfnt_off00016ef0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16EF0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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