MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external URIs and is identified as a link farm, suggesting it's used to redirect users to potentially harmful sites. While no scripts were explicitly extracted, the PDF structure and heuristic firings point towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
Heuristics 5
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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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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://windfreeklima.com/upload/ckfinder/files/gojumejivawizolafoni.pdf In PDF document text
- http://jpind.pl/userfiles/file/babenaxivixami.pdfIn PDF document text
- https://newshieldinsurance.com/demo/gsa/final/images/file/lozigaboxasox.pdfIn PDF document text
- http://kasaitogo.com/uploads/files/58712081991.pdfIn PDF document text
- http://karmakonnect.org/DrumiBhatt/karmakonnect.org/Final/ckeditorimage/files/34889944202.pdfIn PDF document text
- http://czpohledavky.cz/userfiles/files/xaluxure.pdfIn PDF document text
- http://novena99.com/uploads/files/202109021957232198.pdfIn PDF document text
- http://it-hair.com/userfiles/sojave.pdfIn PDF document text
- http://4grd.com/cmsimages/file/20888824643.pdfIn PDF document text
- http://snkpost.com/fckedit_file/file///20210906_9_10_23.pdfIn PDF document text
- https://daynexweb.com/upload/ckfinder/files/99199708326.pdfIn PDF document text
- http://pixel-pro.ru/upload/file/divibuguxurarenonutor.pdfIn PDF document text
- https://snapstudios.ca/userfiles/file/6731035172.pdfIn PDF document text
- https://xistenze.nagydavid.com/files/files/69627985180.pdfIn PDF document text
- https://www.gurkhasfinance.com.np/ckfinder/userfiles/files/10264568613.pdfIn PDF document text
- http://sherwoodchambergolf.org/ckfinder/userfiles/files/pivabalapig.pdfIn PDF document text
- http://svarovani-tig.cz/userfiles/file/71704207401.pdfIn PDF document text
- http://thankschicken.com/uploads/files/59270073618.pdfIn PDF document text
- https://www.campacinter.com/image/upload/File/kavekofoj.pdfIn PDF document text
- http://gesundezellen.de/neu/userfiles/file/sopirerurefawani.pdfIn PDF document text
- https://www.dekleinewerf.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613cad22caa5d---lizofivukivumo.pdfIn PDF document text
- http://medrea.ru/upload/files/33764646294.pdfIn PDF document text
- http://chaodontuonglai.vn/uploads/ck_upload/files/96167436910.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=is+spinach+high+in+vitamin+aPDF 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_off0000b745.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB745 | 10440 bytes |
SHA-256: 7af78c8c4e6063d1e9b3db1e1c369e50cce2e55b4c3722cf8f2f4f5ec2d8ae64 |
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font_01_sfnt_off0000cec9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCEC9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e6db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6DB | 17152 bytes |
SHA-256: 04db83dc34f6412e43b49a4ddc5ac8c7164f9ef844ef5d6be826438614a670d0 |
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