MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to multiple disposable hosting domains, a common tactic for phishing or malware distribution. The ML classifier and ClamAV detection strongly indicate malicious intent. The presence of multiple PDF-specific heuristics related to external URIs and link farms further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://abwessex.com/uploads/files/xatapuwebebekabezomo.pdf In PDF document text
- https://aadhaarretail.com/administrator/imagetemp/file/takepopezoga.pdfIn PDF document text
- http://dae-young.kr/upload/fckeditor/file/lusixusabi.pdfIn PDF document text
- http://expnavi.com/sites/all/sites/default/files/file/94137668968.pdfIn PDF document text
- http://autowassenindex.nl/images/uploads/23640999859.pdfIn PDF document text
- https://topinsolventa.ro/userfiles/file/gefus.pdfIn PDF document text
- https://limpjet.com.br/wp-content/plugins/super-forms/uploads/php/files/dde582d3d1cbba5352f173fb312acb34/tuxefa.pdfIn PDF document text
- http://mackielaw.net/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/nowepudok.pdfIn PDF document text
- http://alhouti.com/userfiles/file/nomumowamivub.pdfIn PDF document text
- http://nanoservice.cz/upload/file/xexanoximiw.pdfIn PDF document text
- https://leise.ru/admin/ckfinder/userfiles/files/74383586505.pdfIn PDF document text
- http://yuhao-tech.com/userfiles/file/bejijaxunuf.pdfIn PDF document text
- http://hiredriver.com/uploads/assets/files/rimuxixe.pdfIn PDF document text
- https://millersexpress.com/userfiles/file/45178832643.pdfIn PDF document text
- http://getvisa.ru/images/File/62591906946.pdfIn PDF document text
- https://www.sevgiliyevideo.net/wp-content/plugins/formcraft/file-upload/server/content/files/16132ed7981e19---vovokixot.pdfIn PDF document text
- https://www.gpaci.org.br/cms/ckfinder/userfiles/files/netenasotigifuzasuj.pdfIn PDF document text
- http://summitremodelinginc.com/userfiles/files/41457027266.pdfIn PDF document text
- http://ivelinabozilova.com/userfiles/file/semofagaxadekepagikugeko.pdfIn PDF document text
- http://tt-ural.su/admin/ckfinder/userfiles/files/2914621090.pdfIn PDF document text
- http://secretinvitation.net/images/files/94244416203.pdfIn PDF document text
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/161401f78f304d---18127470920.pdfIn PDF document text
- https://kotypsy.pl/ckfinder/userfiles/files/28724970427.pdfIn PDF document text
- http://rialta.ie/userfiles/files/pezagotuzusigarajurora.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=hack+all+plants+max+level+no+reload+zip+downloadPDF 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_off0000cb24.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB24 | 11072 bytes |
SHA-256: 821265c7647245d29170ca65df8c818e768c339a55ab5319019ea8db20b35222 |
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font_01_sfnt_off0000e4fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4FB | 19804 bytes |
SHA-256: e9ab3167ea5c8fb392637d216262df721a249e32ee4af348e8c39fca813fe8cb |
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font_02_sfnt_off00011997.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11997 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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