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-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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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/123?utm_term=free+bassoon+sheet+music PDF link annotation
- https://cdn.sqhk.co/tokebamojos/UuGjhic/talking_tom_gold_run_mod_apk_unlimited_diamond.pdfIn PDF document text
- http://instapodarok.site/832171553793fx7n.pdfIn PDF document text
- http://bionatur.space/microsoft_office_365_sharepoint_online_trainingqwhwa.pdfIn PDF document text
- https://cdn.sqhk.co/rizakumer/hapvCja/17952430337.pdfIn PDF document text
- http://kersita.space/weekly_hourly_agenda_templatewj797.pdfIn PDF document text
- http://kamefutebiwef.mywebcommunity.org/fevamewixoligu.pdfIn PDF document text
- http://zagavexakagin.mypressonline.com/safizaneraz.pdfIn PDF document text
- https://cdn.sqhk.co/gujadozede/e1je28V/nikurenimepetib.pdfIn PDF document text
- https://cdn.sqhk.co/vafodagusun/Xhf5hif/26130854582.pdfIn PDF document text
- http://noxafenetut.iblogger.org/jingle_bells_sheet_music_in_c.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://labiwuju.rf.gd/ccl_vacancy_2020_download.pdfIn PDF document text
- http://roxegut.rf.gd/how_to_prove_photosynthesis.pdfIn PDF document text
- http://dadodoserosif.epizy.com/how_often_to_change_transmission_oil_honda_fit.pdfIn PDF document text
- http://befojarariwowab.epizy.com/baxosiwodo.pdfIn PDF document text
- http://vegizutix.rf.gd/how_to_reset_spin_cycle_on_ge_washing_machine.pdfIn PDF document text
- http://zixadadafupeg.epizy.com/84789266183.pdfIn PDF document text
- https://3ff4c494-4984-418a-b709-7a5c611cca0a.filesusr.com/ugd/adbee0_eb8639aa802c452a979ba284861261cc.pdf?index=trueIn PDF document text
- http://wusanobe.rf.gd/nikufubevepe.pdfIn PDF document text
- https://ebba3e40-d49f-4cc8-b137-373bb1124918.filesusr.com/ugd/384ea4_8783d93d79964386bedafdd5cab635ea.pdf?index=trueIn 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_off0000e0f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0F0 | 5100 bytes |
SHA-256: 4e9b90157aa5c09987c4dbab07588d111d9302a9c27c3705d240243c0e685b35 |
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font_01_sfnt_off0000f21f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF21F | 10648 bytes |
SHA-256: eb6f7a163ef6fa72dc0c67f6664fcd24587196ac252278f7578c8da1cf5d09ce |
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