MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. The document contains numerous external URIs, many hosted on disposable domains, suggesting a link farm designed to obscure the true destination. One notable URL, https://crophysi.ru/123?utm_term=deux+arabesque+debussy+sheet+music, appears to be part of this deceptive scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://crophysi.ru/123?utm_term=deux+arabesque+debussy+sheet+music PDF link annotation
- https://wasinipexo.weebly.com/uploads/1/3/4/3/134362371/6166199.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4502178/normal_5fe56daa4e2b2.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4368998/normal_5ffbbb6b19149.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4391000/normal_5fd7f586bfcf9.pdfIn PDF document text
- https://fevowavekotaxuw.weebly.com/uploads/1/3/4/6/134635114/7412334.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4402481/normal_60126a7a79bcc.pdfIn PDF document text
- https://gorogonib.weebly.com/uploads/1/3/0/7/130775466/serabem_zinukudufeba_fiboj.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://jozeluwofe.pbworks.com/f/2005_yamaha_fjr1300_service_manual.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/56a6bc64-82cf-4a19-aa1e-0c8d58c0242e/english_conversation_practice_free.pdfIn PDF document text
- http://xetibubib.pbworks.com/w/file/fetch/144418017/how_to_pass_minnesota_road_test.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b5e3150a-a1b8-4d02-8267-366061522ed5/escudo_de_costa_rica_para_pintar.pdfIn PDF document text
- http://bawamotijeku.pbworks.com/f/popewaxu.pdfIn PDF document text
- http://xoxafepapesu.pbworks.com/w/file/fetch/144582534/tovosoluxifuvimititi.pdfIn PDF document text
- http://zekodunu.pbworks.com/f/icloud_activation_lock_removal_free_iphone_7.pdfIn PDF document text
- http://veniwusuj.pbworks.com/w/file/fetch/144501717/naruto_vs_bleach_who_wins.pdfIn PDF document text
- http://kesowununak.pbworks.com/f/6455429857.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8da00300-a7a1-4571-8ecf-4f27ab97b62f/67116231528.pdfIn PDF document text
- http://zajozote.pbworks.com/w/file/fetch/144455982/cynthia_lin_rockin_around_the_christmas_tree_ukulele_chords.pdfIn PDF document text
- http://kipizasuzeda.pbworks.com/f/proshow_producer_10_crack__registration_key_2019_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/57d8d5b6-f952-4693-ad30-3694bc25f1c5/harris_behold_the_tabernacle_of_god.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5bc590cf-7862-4ed6-8fdb-90ce6309ccae/how_to_use_spdf_notation.pdfIn PDF document text
- http://siwuromo.pbworks.com/w/file/fetch/144425316/diferencias_y_semejanzas_entre_los_gneros_literarios.pdfIn PDF document text
- http://barumena.pbworks.com/f/angle_relationships_crossword_puzzle_answer_key.pdfIn PDF document text
- http://zopujoxobug.pbworks.com/f/xoxiwimewur.pdfIn PDF document text
- http://sejiliki.pbworks.com/f/merilakukulipakuxu.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_off0000e65f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE65F | 5580 bytes |
SHA-256: e8082168cbb057d7bfe7618adaa0938069d46edc0d3b01d04b626d63b41f74f4 |
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font_01_sfnt_off0000f93f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF93F | 11460 bytes |
SHA-256: 296657475bc9fe149bf773b1e6bb0bf7b294c2c46b113ca1fe47ec2837f5c58a |
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