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 model indicated a high probability of maliciousness. It contains numerous external URIs, with one specifically identified as a link farm on disposable hosting, suggesting a phishing or malware distribution attempt. Although no scripts were explicitly extracted, the PDF structure and heuristic firings strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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://druttle.ru/123?utm_term=word+origin+activity+worksheets PDF link annotation
- https://static.s123-cdn-static.com/uploads/4421627/normal_5fef45a4e7334.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4474734/normal_5fefc7511d6de.pdfIn PDF document text
- http://faxusupovetek.sportsontheweb.net/vumimaberakevodunuw.pdfIn PDF document text
- http://rinevagisovagi.22web.org/can_i_teach_myself_transcendental_meditation.pdfIn PDF document text
- http://nejopovufup.iblogger.org/ascendant_astrology.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4421611/normal_6029e8a517e78.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4451025/normal_5fe0fd6284c94.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4382617/normal_6015b49980b3a.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4462056/normal_5fcd2c83e1f18.pdfIn PDF document text
- http://dezikipu.22web.org/microsoft_project_online_viewer_and_editor.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4489259/normal_603a4bcbc62ee.pdfIn PDF document text
- http://surulefej.iblogger.org/22340409307.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4426545/normal_6019d5bca26fc.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://pikaderobiw.atwebpages.com/79354446104.pdfIn PDF document text
- https://s3.amazonaws.com/gajakelegeza/kozomovovupoxozo.pdfIn PDF document text
- http://xekepavuvema.epizy.com/super_mario_bros_wii_u_world_2_castle.pdfIn PDF document text
- https://s3.amazonaws.com/lixuduwonifa/94705378021.pdfIn PDF document text
- http://girifatu.rf.gd/fumigation_certificate_template.pdfIn PDF document text
- https://s3.amazonaws.com/falevi/alphabet_of_ben_sira_full_text.pdfIn PDF document text
- http://lojogonofar.rf.gd/kindergarten_phonics_activity_sheets.pdfIn PDF document text
- http://vejegaba.atwebpages.com/bosch_dishwasher_silence_plus_44_dba.pdfIn PDF document text
- http://kiwasebax.epizy.com/68490123358.pdfIn PDF document text
- https://s3.amazonaws.com/kavalukato/agnel_technical_institute.pdfIn PDF document text
- http://nifekubipaxo.epizy.com/16711153648.pdfIn PDF document text
- http://tipipigi.atwebpages.com/norwex_fall_2017_catalog_release_date.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_off00012c15.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C15 | 5500 bytes |
SHA-256: 700dbf5921306e3a3c582cc4507cda94fc44ee9fa6f0618b833ca12018cf1668 |
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font_01_sfnt_off00013eed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13EED | 11596 bytes |
SHA-256: aca98aa1a8b41cb0a0b9ae3a26bd140034a7d37ea70ec0b073cd49db00122063 |
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