MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. The presence of numerous external URIs, including a link farm hosted on disposable domains, suggests an attempt to redirect users to potentially harmful sites. No scripts were extracted, but the overall structure and heuristic firings point towards a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://wsbe17hongkong.hk/_bin/ckfinder/userfiles/files/givilagexetejakavam.pdf In PDF document text
- https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a48e6c63ca---95548524231.pdfIn PDF document text
- http://altelaw.com/uploads/image/file/87250252254.pdfIn PDF document text
- http://copy-office.it/userfiles/file/nagojodewosobulijav.pdfIn PDF document text
- http://aatmicscience.org/asuserfiles/file/zarugedi.pdfIn PDF document text
- https://adlinefor.com/home/webagen/public_html/korn/data/file/16197666938.pdfIn PDF document text
- http://mayinmaunhat.com/upload/files/44485081080.pdfIn PDF document text
- http://svadbavmoskve.com/content/xuploadimages/file/mutilurorazeg.pdfIn PDF document text
- https://sistemagestiondpr.co/userfiles/file/wubenoderavulukel.pdfIn PDF document text
- http://wonderpanel.com/app/webroot/img/file/zuwitezuvit.pdfIn PDF document text
- https://promoxcenter.ro/ckfinder/userfiles/files/fobaxufosijepotew.pdfIn PDF document text
- https://klcmekatronik.com/ckfinder/userfiles/files/buvozuzulobenunizegexojo.pdfIn PDF document text
- http://prochem.vn/images/uploads/files/lanibawosimavixebawavek.pdfIn PDF document text
- https://inverpalmas.com/aym_image/files/kesegavawozokotubomobizok.pdfIn PDF document text
- http://a-aqua.fr/ressource/site-image/files/13085344546.pdfIn PDF document text
- http://myoffice2561.sesao33.net/UserFiles/File/fetoporinefaza.pdfIn PDF document text
- http://rentappli.com/tinymce/jscripts/tiny_mce/plugins/phpimage/phpimage/upload/images/file/pegisabimedusugexegof.pdfIn PDF document text
- https://verredistri.fr/xmedia/file/xivawizijixomuwot.pdfIn PDF document text
- https://speakingparrot.com/upload/ckfinder/files/zevotemofi.pdfIn PDF document text
- http://hotelbelleepoque.bg/userfiles/file/fabagik.pdfIn PDF document text
- http://sarica.com.tr/ckfinder/userfiles/files/23044325208.pdfIn PDF document text
- http://hypotekaprezamestnancov.sk/res/file/gusedijilemetuv.pdfIn PDF document text
- http://tjjjsh.com/uploads/files/zezuxusowusolefa.pdfIn PDF document text
- http://angelofthewinds.net/ckfinder/userfiles/files/23806800132.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=free+fire+diamond+zip+jioPDF 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_off0000d8e1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8E1 | 19256 bytes |
SHA-256: 869f697bcd79e6cadf66c6ac8f5b02edf6123636c40bc1fb3f98758842b8d9d8 |
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font_01_sfnt_off00010b41.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B41 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012358.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12358 | 10512 bytes |
SHA-256: 5d9b95059cad7b9422a3b115ee84764031674f855b8749ae0ebf2e2731f9c96b |
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