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. 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 0.9991
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://mezovuduw.ru/123?utm_term=binary+options+trading+platform+south+africa PDF link annotation
- http://jnatural.space/vector_quantity_has_both_magnitude_directionz90hk.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4425214/normal_5fe50e398e72e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4422876/normal_60233b18b59ce.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4370987/normal_60149ebb1dace.pdfIn PDF document text
- http://testertumentum.space/chambers_student_guide_norton_rose3o1vi.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403539/normal_604199f697c9f.pdfIn PDF document text
- http://sport-stavki.fun/52838525670rt217.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4480895/normal_5fcdfcb1bbbdc.pdfIn PDF document text
- http://circulyarkadigital.xyz/50436359636nptzu.pdfIn PDF document text
- http://inscarusa.info/vygotskys_educational_theory_in_cultural_context_citation70ahx.pdfIn PDF document text
- http://ledy66.net/dewogadakimavuwuluxigoxet2kyz.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369160/normal_601807ee1a407.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4411681/normal_604a900f35010.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4445101/normal_5fe0e20c2ba92.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4483346/normal_5fdbd005219b5.pdfIn PDF document text
- http://befigter.xyz/formdata_append_file_array_angular0iyzp.pdfIn PDF document text
- http://koolmaxt.online/how_to_formulate_questionssu11s.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://ea74ff18-003d-4094-8454-8d7e15e33abb.filesusr.com/ugd/50de67_e9991465801d4491ae00b12bc30f1fc8.pdf?index=trueIn PDF document text
- https://5869f300-dc01-449c-b7ad-28b4bbfce51d.filesusr.com/ugd/c345b0_e2a310de3cf043d898d2287b13d4a395.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/gosete/how_to_file_a_motion_for_early_termination_of_probation_michigan.pdfIn PDF document text
- https://s3.amazonaws.com/tibanepoxilibud/26129211884.pdfIn PDF document text
- https://233b4d2f-9c44-4004-b776-098ebc281e6f.filesusr.com/ugd/7f980c_b75a3ebefb494cb2bd22885b90763bb5.pdf?index=trueIn PDF document text
- https://4bbf79d8-97e4-42de-9a75-948158c354f0.filesusr.com/ugd/52f5d3_01b025725877488ba1139cdcde05007b.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/fedojigudaj/gadejirexagifejaro.pdfIn PDF document text
- https://s3.amazonaws.com/rakabexozu/novisupatizojib.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_off0000ef94.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF94 | 5720 bytes |
SHA-256: 3981c087a5d8e7f471732e40ab3a980e26d78e925090d4b2ebc0c8085ae443ea |
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font_01_sfnt_off000102f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102F7 | 10668 bytes |
SHA-256: a46e21ceddbb592aa26aa8e043d3252f86550eb1d1f101e5693bbedc26a67f0e |
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