MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://xezojetit.ru/strik?utm_term=what+are+the+advantages+of+ocean+thermal+energy PDF link annotation
- http://sozefavi.22web.org/cfa_level_1_study_planner_excel.pdfIn PDF document text
- http://bumawusuka.mypressonline.com/gavarob.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://kukalofawofami.epizy.com/49913117008.pdfIn PDF document text
- https://3ced707c-20bd-49bb-93f1-edb15be4e391.filesusr.com/ugd/e90305_517e7d40e94f4ebdbd3a03a5052f3ada.pdf?index=trueIn PDF document text
- https://72dfff08-f6cb-4f5d-aaac-ebe71175d6a6.filesusr.com/ugd/c268f7_05d0a4bbde504e679a1314734bc39d0a.pdf?index=trueIn PDF document text
- http://sekusasumoda.rf.gd/rascal_600f_scooter_parts.pdfIn PDF document text
- https://4a1cfc67-5981-466d-a13b-75576fe7431f.filesusr.com/ugd/64e449_e226a922351746b5b3b5cf050528ebca.pdf?index=trueIn PDF document text
- http://dipomik.epizy.com/4595481852.pdfIn PDF document text
- http://tikomiwewo.atwebpages.com/gojizanazobifi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d091bda9-b2ee-47ec-a519-a8b0f109f0a8/bigutajuju.pdfIn PDF document text
- http://zorogeloma.epizy.com/wow_horde_leveling_guide_1-_100.pdfIn PDF document text
- https://a68e2ff5-bf17-48e3-82d4-ceb975b85758.filesusr.com/ugd/760101_043e3a8561a947a6b921e8151dc74b88.pdf?index=trueIn PDF document text
- https://737c154f-ca75-4484-807d-9d5c19d76377.filesusr.com/ugd/7e84b7_5a69bea4e52242ce83ae6d7844f90594.pdf?index=trueIn PDF document text
- https://14864a69-2465-45da-a912-c6f78a3f99b9.filesusr.com/ugd/409ca8_96286a956f6d4992a6cfa8e1ee5a9806.pdf?index=trueIn PDF document text
- http://mawigugu.rf.gd/fatf_terrorist_financing_typologies_report.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/28e0c417-298e-4e07-b73b-e1e59b66e85f/how_much_to_send_30_lbs_usps.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/90b3cabe-14b2-4ef7-a712-517d9be22788/88891263371.pdfIn PDF document text
- https://37bcb4aa-7747-4ff6-a352-0e22bf983c21.filesusr.com/ugd/4393d3_c4a70fd14f0142fc9c53a2109016ffda.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/3dcab3ce-a8bc-4b89-bd44-c0e0926b995f/contabilidad_de_costos_ejercicios_resueltos_excel.pdfIn PDF document text
- https://1ac5d900-0c69-4f12-8b1d-4e209472b8d2.filesusr.com/ugd/828753_de31c336463045348bd4f0cb1f4af2b8.pdf?index=trueIn PDF document text
- http://rewogaki.rf.gd/believer_lyrics_video_song_free.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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ef91.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF91 | 5612 bytes |
SHA-256: 1e6671eb6307c9e78c6f5f84168bb8306ea1344f32c8b7e4266039329ee16ffa |
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font_01_sfnt_off00010298.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10298 | 11164 bytes |
SHA-256: 06947d368518f54a6bffb03bb7718e77b8f4cc760411df7ddbd5eff1b1fc606a |
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