MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a large number of external links, as indicated by the 'PDF_SEO_LINK_FARM' and 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristics. These links point to various domains, many of which appear to be disposable hosting, suggesting a link farm or SEO manipulation scheme. The ClamAV detection and ML classifier strongly indicate malicious intent, likely related to phishing or malware distribution through these linked PDFs.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
Heuristics 6
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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 contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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://druttle.ru/award?keyword=beatles+anthology+booklet+pdf PDF link annotation
- http://redpandarecycling.com/auto_repair_textbookvtcjs.pdfIn PDF document text
- https://kefejuze.weebly.com/uploads/1/3/1/6/131606268/nakavotekatapus_mulojomolunane_nubisixobobomik.pdfIn PDF document text
- http://fefikaniki.22web.org/gapoba.pdfIn PDF document text
- http://storedubai.shop/liguzobo7b4ys.pdfIn PDF document text
- https://mefirotevi.weebly.com/uploads/1/3/5/3/135314773/gopal_gepaw.pdfIn PDF document text
- https://bidopafogusiw.weebly.com/uploads/1/3/1/0/131070115/tatakuwudopifowur.pdfIn PDF document text
- https://nisikigibifug.weebly.com/uploads/1/3/0/8/130813528/2787068.pdfIn PDF document text
- http://bluebadgeapproval.com/xelatezodaniasq32.pdfIn PDF document text
- https://xavexipaw.weebly.com/uploads/1/3/1/6/131636683/jiwabol_wiwog_bavanubagit_xezozinajibalum.pdfIn PDF document text
- http://leduxebawini.22web.org/84573726993.pdfIn PDF document text
- http://goldotzyv.ru/cashier_simulation_training_online4qiih.pdfIn PDF document text
- http://lafilubepojev.scienceontheweb.net/basics_of_computer_graphics.pdfIn PDF document text
- http://am-sound.ru/52341055189fgjxm.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://3bcdeb60-9876-4d14-bc0a-1dd1632c647c.filesusr.com/ugd/16a96a_693380f7b6d54e30931fa5b9dbc97b25.pdf?index=trueIn PDF document text
- http://vomewudige.atwebpages.com/33919434734.pdfIn PDF document text
- http://nadalapaxizo.epizy.com/tuvopawexusogexakura.pdfIn PDF document text
- http://botovomevagexe.epizy.com/barriers_of_nonverbal_communication.pdfIn PDF document text
- https://2f60c0de-bae8-48d8-8f3f-ce7907f87c52.filesusr.com/ugd/badafb_5bf7444a8a3748c38b895183a0065b37.pdf?index=trueIn PDF document text
- http://vogojitipam.epizy.com/wugowumifukiwobopiduwex.pdfIn PDF document text
- https://1416a32c-f91c-4ec3-9c10-bfdf610c7df7.filesusr.com/ugd/76de1a_6535feba3cfa4a55b84c4142a561f7d2.pdf?index=trueIn PDF document text
- http://jowawaba.atwebpages.com/testi_e_accordi_canzoni_napoletane.pdfIn PDF document text
- http://sazasewugekupej.onlinewebshop.net/meditaciones_marco_aurelio_libro_1.pdfIn PDF document text
- 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
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_004_off00012310.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x12310 | 23304 bytes |
SHA-256: 84ded29ff15bbfedfebd8ba5578c22b82fa041412c70bf4a191cb8080763ac5c |
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font_00_sfnt_off0000ea95.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA95 | 5560 bytes |
SHA-256: b1b06a8044d85a750597f1fd9396dbc6ab8779d575de2f7042c8246d0ba4713c |
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font_01_sfnt_off0000fd8e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD8E | 10884 bytes |
SHA-256: b5916a3431738a010040194ae69cd5a55151de0b6d76edaad3bbe6ee1ad3ee5e |
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