MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected 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 it functions as a link farm designed to redirect users to potentially harmful websites. The presence of embedded URLs and the PDF_SEO_LINK_FARM heuristic further support this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://nipisod.ru/award?keyword=html+to+pdf+php+script PDF link annotation
- http://tublitalia.fun/how_to_write_a_tv_script_outlinegg19b.pdfIn PDF document text
- https://bifekanivixu.weebly.com/uploads/1/3/1/4/131408854/90af537a85fff.pdfIn PDF document text
- http://lessonsonline.site/77602933168bdlqo.pdfIn PDF document text
- https://lefipejime.weebly.com/uploads/1/3/4/6/134668800/5742427.pdfIn PDF document text
- https://nuwosalu.weebly.com/uploads/1/3/4/4/134497214/tuboxival.pdfIn PDF document text
- https://sudororurupe.weebly.com/uploads/1/3/4/6/134602833/d9ae54c.pdfIn PDF document text
- http://mignonette.space/how_to_use_free_fonts_on_cricutngug3.pdfIn PDF document text
- https://pedugosiv.weebly.com/uploads/1/3/4/6/134622687/6c9f5df09755.pdfIn PDF document text
- https://zupakikaxabu.weebly.com/uploads/1/3/1/3/131380404/2055965.pdfIn PDF document text
- https://simokatojerosu.weebly.com/uploads/1/3/0/8/130874490/zanoxanugisoxaze.pdfIn PDF document text
- http://basiditdcf.space/tabepefon4zi8.pdfIn PDF document text
- https://livurexile.weebly.com/uploads/1/3/2/6/132695833/fbcc2f.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://e8dc5420-792a-4861-90db-09cfc8d8a7d1.filesusr.com/ugd/1378f5_ab57556e3b9b4a7ca68cc92bddaa6dcd.pdf?index=trueIn PDF document text
- http://tasaronusofake.rf.gd/washington_redskins_schedule_1979.pdfIn PDF document text
- https://f13dd0f9-fe0a-4257-a88d-d9af1a1cf0e3.filesusr.com/ugd/d954c5_052d0e5c4bd24e58bed739a761978c11.pdf?index=trueIn PDF document text
- http://logiwabu.epizy.com/zamegujage.pdfIn PDF document text
- https://4adff18d-dc39-4349-be2c-eeb12737f1cb.filesusr.com/ugd/9117e0_452febd5f7084f0dbe78250e03868eaa.pdf?index=trueIn PDF document text
- https://1f2f8e77-98df-4c5e-b88a-83bc2b612b58.filesusr.com/ugd/5c7528_ff95334eaf0745a59fb7b4c74584a96b.pdf?index=trueIn PDF document text
- https://94db4134-5784-44c5-a63d-963e509970fa.filesusr.com/ugd/9c58c5_1eac962310c0447d8447036d79841d53.pdf?index=trueIn PDF document text
- https://5c90cfa9-af55-48e2-9430-1f3580382729.filesusr.com/ugd/e2b09b_6ce5c68da0644a389cf88cde9dd72b17.pdf?index=trueIn PDF document text
- https://3f46bf15-0a8c-4e80-b3e5-a2e3bf90e008.filesusr.com/ugd/8e6e76_13b8cda7d1b645be98fd52b6504966a7.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_off0000f403.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF403 | 5144 bytes |
SHA-256: fc9a4643ea2e730ed939c72a2cc486b8719b1a6e002abb763c7517be53e28490 |
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font_01_sfnt_off00010561.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10561 | 11004 bytes |
SHA-256: 4a0c2a27d8366fea363f16efbe2ea596312a44f11a98db3a7fea4bb2cf708ee0 |
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