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 ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many pointing to disposable domains, suggesting a link farm or phishing lure. The PDF structure and the presence of external URIs strongly suggest it's used as a delivery mechanism for malicious content, likely initiated via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://cssh.es/img/file/doduse.pdf In PDF document text
- http://zsmnowakowski.pl/userfiles/file/tafos.pdfIn PDF document text
- https://polenhosting.com/calisma2/files/uploads/vewowakoxopajotalibaju.pdfIn PDF document text
- http://wolfpackbasketballacademy.com/content_docs/rifunu.pdfIn PDF document text
- http://105chers.netsociality.com/upload/files/dogixulopukatifor.pdfIn PDF document text
- https://www.kindspring.org/inc/ckfinder/userfiles/files/wesuxemodep.pdfIn PDF document text
- http://hansungid.com/userfiles/file/vuzolijuforakamaso.pdfIn PDF document text
- https://trucraftsmanship.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614b8d771550d---49489343744.pdfIn PDF document text
- http://giasuthanhdat.vn/Images_upload/files/folerunajajamuvaxefovo.pdfIn PDF document text
- https://proia.bg/userfiles/file/50426942293.pdfIn PDF document text
- https://skl68n15g-n2ox.com/contents/files/pilejeloxapiwu.pdfIn PDF document text
- http://niszczeniewaw.pl/userfiles/file/govivefof.pdfIn PDF document text
- http://electronicaindex.nl/images/uploads/jevopuxobovupesarobunamam.pdfIn PDF document text
- http://telek-trans.hu/editor_up/11797235232.pdfIn PDF document text
- https://dispecom.com/cms_dispecom/sgi_userfiles/userfiles/files/19889025287.pdfIn PDF document text
- https://pacientes.quiroser.com/UserFilesQUI/file/55497352.pdfIn PDF document text
- https://patriciogaete.com/upload/file/nefabelinalotuvuxuxum.pdfIn PDF document text
- https://www.scanworld.se/wp-content/plugins/formcraft/file-upload/server/content/files/1613bce838e652---fibezojefifivawojeruvas.pdfIn PDF document text
- http://fygl.net/uploads/file/201224128536.pdfIn PDF document text
- http://bayzones.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/70977964177.pdfIn PDF document text
- http://sarljarry.fr/userfiles/file/vesibolufazase.pdfIn PDF document text
- https://arrad.ch/modules/ck/ckfinder/userfiles/files/84679407517.pdfIn PDF document text
- http://mientaytourist.com/uploads/files/42708919557.pdfIn PDF document text
- https://dintek.eu/uploads/file/vebuzodumuwoxurugategutir.pdfIn PDF document text
- http://mictrogiang.com/userfiles/files/29327327605.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=ios+vs+android+security+comparisonPDF 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_off0000b0a6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB0A6 | 10860 bytes |
SHA-256: b16c84e4b7d5f75c4d2be098d0e266ef2410f1935048cac61667445d98326a83 |
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font_01_sfnt_off0000c9c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC9C5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e1d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1D7 | 15320 bytes |
SHA-256: 3a735fd30f04303c605f9420ef9cad3cfab3ee1f67e79eec552b88d18d5642c4 |
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