MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
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 0.9998
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://xajibur.ru/strik?utm_term=hp+5740+printer+driver+unavailable PDF link annotation
- http://jeseselanus.scienceontheweb.net/administracion_estrategica_de_recursos_humanos.pdfIn PDF document text
- http://rolivazugatar.scienceontheweb.net/avaya_one-x_communicator_headset_compatibility.pdfIn PDF document text
- http://bajifepeselok.sportsontheweb.net/22766454621.pdfIn PDF document text
- http://xejepurefe.scienceontheweb.net/50_liters_of_oxygen_is_what_percentage.pdfIn PDF document text
- http://bawoputameded.iblogger.org/73363976450.pdfIn PDF document text
- http://lorakuze.sportsontheweb.net/wibisagumeb.pdfIn PDF document text
- http://zemixubekuj.22web.org/vorutugedobegawiraj.pdfIn PDF document text
- http://selizixid.iblogger.org/winston_churchill_books_free.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://s3.amazonaws.com/kugelilizibuwum/delonghi_espresso_machine_dedica_manual.pdfIn PDF document text
- https://770ad53b-b55e-4e58-b1eb-3709f41304f7.filesusr.com/ugd/98e298_c9c00ea175ff49168e560288b1ef71e0.pdf?index=trueIn PDF document text
- https://bc260b4e-efc2-469d-9102-9c7234992d76.filesusr.com/ugd/b1b3ad_2f7f194852f947ef87bdcf529b01a663.pdf?index=trueIn PDF document text
- https://c2c662fa-00ac-4c69-bf5d-04da7d6c99e2.filesusr.com/ugd/9b33c5_36b18b29e32948478eec38ce118896d6.pdf?index=trueIn PDF document text
- http://jovebagubalolif.epizy.com/how_to_unlock_door_to_lady_butterfly.pdfIn PDF document text
- https://855e1e5b-0daf-4dce-aa73-dfad2bfec5df.filesusr.com/ugd/ced2dc_5cb7bf6a932444d59b1c36c3af01afe0.pdf?index=trueIn PDF document text
- http://juborekif.atwebpages.com/nyc_economic_development_corporation_salary.pdfIn PDF document text
- https://s3.amazonaws.com/kefiperizonofu/elasticsearch_list_index_templates.pdfIn PDF document text
- http://tunakaxawonisov.epizy.com/wovakomobuzal.pdfIn PDF document text
- http://witigegewujal.rf.gd/wesisofijegete.pdfIn PDF document text
- http://gorogukusesewu.rf.gd/genetically_modified_organisms_articles.pdfIn PDF document text
- http://pazefinexudet.rf.gd/sukagodikukofa.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ec55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC55 | 5140 bytes |
SHA-256: 9d5bdf43c690ca81f1ee9ebb453714f7796f2d9d7c6cfbcd8e10902103fba7c6 |
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font_01_sfnt_off0000fddc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDDC | 10716 bytes |
SHA-256: eed665680b94a4b19b39c5b2f02a909234d61e11b5c17e9e014a9a7d2c645350 |
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font_02_sfnt_off000121fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121FB | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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