MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains multiple external URIs and is flagged as a link farm on disposable hosting, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent. The document body, though heavily obfuscated, contains references to a 'free download' which, combined with the external links, points to a lure for potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://nipisod.ru/strik?utm_term=todd+lammle+ccna+200-301+pdf+free+download PDF link annotation
- http://bred-enligne.com/8542125421388d7l.pdfIn PDF document text
- http://zugapuvu.mywebcommunity.org/how_to_get_movie_maker_for_free.pdfIn PDF document text
- http://kudusakepupa.sportsontheweb.net/which_machine_learning_algorithm_is_best_for_text_classification.pdfIn PDF document text
- http://endi-itali.space/download_driver_may_in_brother_hl-2240d_win_10_64_bitlf4os.pdfIn PDF document text
- http://jafador.iblogger.org/can_i_change_the_ip_address_of_my_router.pdfIn PDF document text
- http://braco.ru/how_to_turn_up_volume_on_motorola_walkie_talkieaqkdg.pdfIn PDF document text
- http://tufofol.medianewsonline.com/it_interview_questions_and_answers_in_hindi.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://gokujipavelidaz.rf.gd/is_potassium_hydroxide_strong_or_weak.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2ffd05c3-9c00-4648-8a6e-66501155962e/chamberlain_liftmaster_professional_1_3_hp_garage_door_opener.pdfIn PDF document text
- https://7f1888b6-cdab-4603-9914-1cf81a8b29aa.filesusr.com/ugd/6846fe_05f1d50706cc48e6a98c75973afb676e.pdf?index=trueIn PDF document text
- https://944bcc21-9f45-42c2-9889-8cf837fa5d1c.filesusr.com/ugd/50f869_7b6bb149fd0f409dadc3b837ff1407ed.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/purixifusipelid/bee_movie_game_demo.pdfIn PDF document text
- http://zapofekeba.rf.gd/23863064812.pdfIn PDF document text
- https://d1ee23ee-9ccf-45b0-80ef-1e1ff1f657c4.filesusr.com/ugd/9ef0c3_d20db58363da482bb6401943b9385298.pdf?index=trueIn PDF document text
- http://pilumefagani.rf.gd/54680886670.pdfIn PDF document text
- https://s3.amazonaws.com/podawakumepewez/meeting_invitation_template_word.pdfIn PDF document text
- http://wonanikapudidak.atwebpages.com/uma_vida_com_proposito_frases_do_filme.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/85a49bc6-024f-4486-b3fa-84765608fa34/8273169765.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f36285c4-1450-43cc-a50f-a78f7a252dbd/romantic_poem_for_wife_on_her_birthday_in_hindi.pdfIn PDF document text
- https://s3.amazonaws.com/zafijukopa/3rd_marking_period_speak_summary.pdfIn PDF document text
- https://s3.amazonaws.com/mejigavukolu/what_is_the_impact_of_globalisation_on_consumers_in_india.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/745b64f8-aee3-4e1c-b206-ecca95ddae01/lunezeveroxi.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_off0000f77a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF77A | 5688 bytes |
SHA-256: 87361707a30c56b9410a2058f371fb4425cedbf2e9c32cc3965fc1b152da8619 |
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font_01_sfnt_off00010ae4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AE4 | 11136 bytes |
SHA-256: a6278d564271ae3669e6f6e6aa4c4605197b151c2ae77e7e0c85af068de85f58 |
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