MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm designed to redirect users to potentially malicious content. The embedded URLs and the heuristic firings strongly suggest this document is part of a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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 contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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://midufefew.ru/123?utm_term=autocad+civil+3d+2019++free PDF link annotation
- https://static.s123-cdn-static.com/uploads/4449793/normal_5fcd6ac273958.pdfIn PDF document text
- http://ruvinowuge.scienceontheweb.net/technical_project_manager_salary_nyc.pdfIn PDF document text
- https://cdn.sqhk.co/sufipuxifemo/geihgfp/27765086934.pdfIn PDF document text
- https://cdn.sqhk.co/nuvexajamu/fhbgiBl/23078740761.pdfIn PDF document text
- https://cdn.sqhk.co/pexudolifa/Hiaheia/govonixevopopa.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367951/normal_603caf4ac16c3.pdfIn PDF document text
- http://peromopativej.mypressonline.com/how_many_pages_does_harry_potter_7_have.pdfIn PDF document text
- https://fakebomazeb.weebly.com/uploads/1/3/1/4/131453402/kelabo_bafuzetituge_mupelitabuz_virisovibazujuk.pdfIn PDF document text
- https://zovoxokovu.weebly.com/uploads/1/3/5/9/135957880/degej.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4479236/normal_604d0ca3bb795.pdfIn PDF document text
- http://wivuperafuzo.mypressonline.com/jensen_awm968_remote_codes.pdfIn PDF document text
- https://cdn.sqhk.co/jawosuzexe/hmNijjg/witunize.pdfIn PDF document text
- http://mapotilij.mygamesonline.org/can_you_day_trade_stocks_on_robinhood.pdfIn PDF document text
- https://cdn.sqhk.co/tewokozogop/vWjjghX/cara_memasukan_voucher_game_online_mobile_legend.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://13adc596-845f-4f4a-b539-e2c04a0a4b5a.filesusr.com/ugd/6e2da7_81e9ee33feba464a873eac2f2ff8ede8.pdf?index=trueIn PDF document text
- https://6cdf8c5e-36a0-4b6d-987f-32d3d50030cd.filesusr.com/ugd/3c2e2e_407d40f8b0b346ef88bfd5190e185665.pdf?index=trueIn PDF document text
- http://muzulozak.atwebpages.com/45843320705.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/62dd7856-2dda-4a3c-9fff-e7d90c124072/pl_sql_developer_jobs_for_3_years_experience_in_bangalore.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a180cd38-9160-43d5-acf7-b0d2e1fd9ace/6690608805.pdfIn PDF document text
- https://711a90e7-97f2-4eab-8690-3003ec1e9b64.filesusr.com/ugd/a0905b_3aa2b0d38787422fa36558d6ab159a6d.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/30bc12fa-f1ef-4a84-b0f5-b83c96aecea4/tawojatuwesomirujuteta.pdfIn PDF document text
- https://e6c529cc-411f-4195-b5ea-7b5fd081490a.filesusr.com/ugd/b7ab08_4b8badc24cc341c69c270be7df991dcc.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_off00012cdd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12CDD | 5532 bytes |
SHA-256: fa499817ca87c235260ff94f71e407b8bd06f7b335371061196421fbd3f1c436 |
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font_01_sfnt_off00013fcb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13FCB | 10664 bytes |
SHA-256: b2633eabdd50523c2fb6c30ed7162476ae8e369fe35f1cf2deba110ffeec9c50 |
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