MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF file containing an embedded JavaScript stream, which is a common technique for executing malicious code. The presence of numerous external URIs, many pointing to PDF files on various domains, indicates a potential phishing or credential harvesting attempt. ClamAV and ML classifiers also flagged this file as malicious, supporting the assessment of a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
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.
-
Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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://xn--bankkrtya-41a.hu/js/ckfinder/userfiles/files/puzitavevur.pdf In PDF document text
- https://ptogel1.com/contents/files/66874043933.pdfIn PDF document text
- https://alley.52886.tw/uploads/files/51619167591.pdfIn PDF document text
- https://ever.dacola.com/upload/files/jovulalok.pdfIn PDF document text
- http://feach.ie/images/uploads/file/92700986655.pdfIn PDF document text
- http://physocare.com/Images_upload/files/60319830391.pdfIn PDF document text
- https://perfecthospitals.org/ckfinder/userfiles/files/12918475055.pdfIn PDF document text
- http://phamtrangia.site/upload/files/6093085263.pdfIn PDF document text
- http://bebaldebaran.eu/userfiles/files/masufigigebamitubawuvapu.pdfIn PDF document text
- https://wfca-czech.cz/temp/userfiles/files/84925352692.pdfIn PDF document text
- http://motoren-adachi.com/js/upload/files/jobonawolabeju.pdfIn PDF document text
- http://szakkepzosiklos.hu/upload/file/guduwonoxenutakeboma.pdfIn PDF document text
- https://amatnieks.com/pictures/image/85482454322.pdfIn PDF document text
- https://unicorn.mn/js/ckfinder/userfiles/files/83632285243.pdfIn PDF document text
- http://unewstoday.com/task/userimages/file/76774261610.pdfIn PDF document text
- http://elite-nails.pl/Upload/file/jigosevumoro.pdfIn PDF document text
- http://kbinteriery.cz/userfiles/file/nutelemonemufufojokupexag.pdfIn PDF document text
- http://ratchadatitan.com/UserFiles/File/58961083769.pdfIn PDF document text
- http://viquadro.com/userfiles/files/86434763456.pdfIn PDF document text
- https://www.tahitotfalu.hu/ckfinder/userfiles/files/mosoraxinubawiwusogariw.pdfIn PDF document text
- https://sanmuabancongty.vn/images/content/files/20864588665.pdfIn PDF document text
- http://www.sainteuphrasia.com/www/js/ckfinder/userfiles/files/lodoroniwadax.pdfIn PDF document text
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/16145b9345678d---17225376696.pdfIn PDF document text
- http://rem-proekt.com/f/file/18856072526.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=live+wallpaper+for+pcPDF 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_off0000c838.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC838 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
font_01_sfnt_off0000e04a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE04A | 17184 bytes |
SHA-256: 65c0eaa9ea975d1c796fd800b217b9e47bc33490f55bdfcc040c5d3cdaed0af2 |
|||
font_02_sfnt_off00010c8f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C8F | 10212 bytes |
SHA-256: 97e77490a7271a9ade3070d3a59356717388d838a3c659d512ef998b3daa7f61 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.