MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, many of which point to potentially suspicious domains, suggesting it functions as a link farm. The presence of PDF-specific heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports this assessment, indicating a tactic to distribute links across many domains.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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 http://promocode.lu/userfiles/files/xiluwumede.pdf In PDF document text
- http://files.ibiza-ferien.de/file/xeperafokufaxujodelotu.pdfIn PDF document text
- https://alutat.com/data/file/doxupesepegepevuvopodo.pdfIn PDF document text
- https://thehideawayresortpattaya.com/userfiles/files/56278416247.pdfIn PDF document text
- http://www.florentmaussion.net/userfiles/File/tetirowikasos.pdfIn PDF document text
- http://vvk-wiedermann.at/userfiles/file/wetiditutiganega.pdfIn PDF document text
- http://ohadalegistrocbarter.com/ckeditor/uploads/files/99889963898.pdfIn PDF document text
- http://abnicum.com/files/file/nebog.pdfIn PDF document text
- https://gs-hemeringen.de/ablage/userfiles/files/fasefopulikivofavap.pdfIn PDF document text
- http://mtegl.wsystem.sk/userfiles/files/zamofuwinavamuduti.pdfIn PDF document text
- http://retailcop.ca/files/dajigekobonu.pdfIn PDF document text
- https://elpollopaulino.com/cenavarra_userfiles/files/karifosugewinorinixe.pdfIn PDF document text
- http://thamdinhgiadaiquang.com/img/files/58654517687.pdfIn PDF document text
- https://santechnikosdarbai.lt/images/files/91299968303.pdfIn PDF document text
- http://gemcom.org/userfiles/file/vetorurukuradiloko.pdfIn PDF document text
- https://cplastik.eu/data/cms/file/zusegovime.pdfIn PDF document text
- https://copperscraphandlers.com/ckfinder/userfiles/files/72694215162.pdfIn PDF document text
- https://sausalito.com/wysiwygfiles/file/36129986420.pdfIn PDF document text
- https://eclipsetheaters.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614ee762936b7---34381647152.pdfIn PDF document text
- http://tochuchoinghi.org/files/13307063121.pdfIn PDF document text
- https://tenderdiary.com/ckfinder/userfiles/files/wizawuzipaxuzom.pdfIn PDF document text
- http://yeditepegumruk.com/userfiles/44710639211.pdfIn PDF document text
- http://weilandvloeren.nl/fckimages/wapotima.pdfIn PDF document text
- http://rutka.pl/media/upload/files/7f94d571f268df80e8fe6e4328ea41c0.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=oxford+grammar+for+schools+1+audioPDF 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_off0000b18c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB18C | 14820 bytes |
SHA-256: e84df42234682e5d0e309ea2f86521c2f06a6a0ce399b290991f4b620fc46606 |
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font_01_sfnt_off0000d657.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD657 | 10868 bytes |
SHA-256: 15e790ca2ae4a9a6cbf935381aec3058d6c2acabdb3d864d8e2e66618a82422c |
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font_02_sfnt_off0000ef4d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF4D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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