MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains a large number of external links, many pointing to disposable hosting, suggesting it's part of a link farm or phishing campaign. The primary malicious activity appears to be directing users to external URLs, potentially for credential harvesting or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 6
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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 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/strik?utm_term=how+to+use+a+karcher+k3 PDF link annotation
- https://winomumamo.weebly.com/uploads/1/3/1/0/131070375/nuvudofiwuwu-tixezin-pofagedijekuxa.pdfIn PDF document text
- https://zitupakunetod.weebly.com/uploads/1/3/0/7/130739751/davakuzazinanol.pdfIn PDF document text
- https://senorori.weebly.com/uploads/1/3/4/6/134641151/kawuzu.pdfIn PDF document text
- https://povaxabo.weebly.com/uploads/1/3/5/9/135976235/gifoxokaredojizotes.pdfIn PDF document text
- https://pipepolubewaxa.weebly.com/uploads/1/3/4/7/134709371/naletopotopa.pdfIn PDF document text
- https://bebefezagogu.weebly.com/uploads/1/3/4/3/134372182/2739594.pdfIn PDF document text
- https://cdn.sqhk.co/lotazoza/ichahhg/honda_gx_engine_manual.pdfIn PDF document text
- https://cdn.sqhk.co/zoribakim/ahchahj/first_cut_3d_print.pdfIn PDF document text
- https://kenoduzuran.weebly.com/uploads/1/3/5/3/135350653/zakefumi.pdfIn PDF document text
- https://natatujefeni.weebly.com/uploads/1/3/1/6/131607075/fd0bbbd35160.pdfIn PDF document text
- https://bamesejoporafuv.weebly.com/uploads/1/3/4/2/134265360/senorukujumojolise.pdfIn PDF document text
- https://palejuzuz.weebly.com/uploads/1/3/5/9/135959315/potusumolanize_lifomubajuw.pdfIn PDF document text
- https://gedofulijul.weebly.com/uploads/1/3/0/7/130775434/zekiluda.pdfIn PDF document text
- https://vokefepafox.weebly.com/uploads/1/3/4/3/134333292/718510e1e88ad9.pdfIn PDF document text
- https://cdn.sqhk.co/lerapuraroke/jb4f7rC/31182205985.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://uploads.strikinglycdn.com/files/c22cfc72-478a-471e-8734-fae071fb7982/ge_cafe_36_gas_range_accessories.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7187e4a6-6b7e-47bd-8bda-74126c969176/how_to_calculate_conjugate_of_wave_function.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/543d3dce-0962-4364-964b-f1b030c7cc9e/nivivodi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4412c4c0-c832-4c01-aa74-a84cc75bdbf1/measure_what_matters_performance_reviews.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000df38.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF38 | 4864 bytes |
SHA-256: 23df91aa1f9309e5ff9a82743f53a999d16bede7de0039ceb89d282107ddfacf |
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font_01_sfnt_off0000efe4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFE4 | 11224 bytes |
SHA-256: 8d68259b01c420959122668a3abbc925c3d7b0d22a79c3a75f3eb84c2d694e0b |
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font_02_sfnt_off00011592.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11592 | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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