MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. It contains numerous external URIs, including one that appears to be a redirector with UTM parameters, suggesting a phishing or malware distribution attempt. The document body is heavily obfuscated, but the presence of external links and the overall heuristic firings point towards a malicious lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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://nipisod.ru/strik?utm_term=blackbird+beatles+tab+lyrics PDF link annotation
- http://spencermcman.us/vinojifuxe77yrz.pdfIn PDF document text
- http://cetakchantek.com/samsung_galaxy_tab_a_t290_review76zy3.pdfIn PDF document text
- http://rusidaf.22web.org/calefon_solar_inta.pdfIn PDF document text
- http://winsbig.space/xoveridedaxiduvijetuzujone3f.pdfIn PDF document text
- http://rodina38.ru/15977142065jllhg.pdfIn PDF document text
- http://pressit.space/the_circulatory_system_worksheet_answers_keyefejc.pdfIn PDF document text
- https://nogexumojadug.weebly.com/uploads/1/3/4/2/134235638/5497839.pdfIn PDF document text
- https://kuzapulekoxiror.weebly.com/uploads/1/3/2/6/132681507/5829486.pdfIn PDF document text
- http://austritkfa.com/rajini_murugan_chella_kutty_song_free_downloadgblw2.pdfIn PDF document text
- http://prolac.ru/545564482689ad7f.pdfIn PDF document text
- http://jafedaroz.iblogger.org/wahls_protocol_diet_plan.pdfIn PDF document text
- https://filafibiwi.weebly.com/uploads/1/3/4/3/134316544/samozev_timul.pdfIn PDF document text
- https://pojikajuruwasi.weebly.com/uploads/1/3/2/6/132695468/zesoxozoso.pdfIn PDF document text
- https://wefuguveriviwex.weebly.com/uploads/1/3/4/8/134873390/e22486de5e.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/xelimewat/singer_quantum_stylist_9960_problems.pdfIn PDF document text
- https://s3.amazonaws.com/bogeguva/33430708806.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/561ace58-191c-4d26-80e3-ce067f2b2188/before_anna_todd_chapters.pdfIn PDF document text
- http://rorodev.rf.gd/power_of_speaking_in_tongues.pdfIn PDF document text
- http://sasajido.epizy.com/pdf_file_combiner_software.pdfIn PDF document text
- https://s3.amazonaws.com/vitelitubovuluj/falifosolu.pdfIn PDF document text
- https://s3.amazonaws.com/wefadep/what_is_the_meaning_of_the_movie_a_river_runs_through_it.pdfIn PDF document text
- http://mabofikoparu.epizy.com/sontag_against_interpretation_criticism.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2706ff5e-aa04-4e47-a083-e3567077061e/vexujigifofudanal.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_off0000e631.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE631 | 5288 bytes |
SHA-256: eb45063a8b87b76133d7bf650247263591e67a37340951d3b22f0de93e63baa4 |
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font_01_sfnt_off0000f83d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF83D | 10628 bytes |
SHA-256: 4e1e162de22e61fbc2a17a2f024d091dfd3945a30411732dbdfe073be8d6adec |
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