MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a large number of external links, many hosted on disposable domains or link farms, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The embedded links likely lead to malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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/123?utm_term=behringer+ep4000+power+amplifier+manual PDF link annotation
- https://xewixubigikuj.weebly.com/uploads/1/3/4/8/134892453/9e956.pdfIn PDF document text
- https://cdn.sqhk.co/sebetite/WXhcKi7/8912442277.pdfIn PDF document text
- https://jeregixir.weebly.com/uploads/1/3/1/3/131381720/mofuvon.pdfIn PDF document text
- http://stikc.xyz/75720269222tx819.pdfIn PDF document text
- https://cdn.sqhk.co/bamosabubesi/EZQjcgj/16652037604.pdfIn PDF document text
- https://fojiwuduz.weebly.com/uploads/1/3/5/3/135309278/sufiwusoxixe_newimizeja_vefege.pdfIn PDF document text
- https://cdn.sqhk.co/rudugebakivo/rhcBpvm/junifotudozodojukuvese.pdfIn PDF document text
- http://eagleaff.com/44345749353kd5eg.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4426421/normal_6014820bba803.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4453328/normal_60508e1e2a7a3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4446931/normal_603001e782d73.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4415051/normal_5fdb6f6bd927a.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4489716/normal_5fedc6b600202.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4390069/normal_6049339969535.pdfIn PDF document text
- https://cdn.sqhk.co/xemugugafot/znb7jfl/screen_stream_mirroring_pc_download.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4466666/normal_602e0fee00fe9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4473618/normal_60112086bdc7e.pdfIn PDF document text
- https://cdn.sqhk.co/nunagike/QeEOice/damage_report_template_free.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417992/normal_603e9b87646a3.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/kotodur/mapezijufekafozigux.pdfIn PDF document text
- https://s3.amazonaws.com/bisiku/araluva_hoovugale_song_karaoke.pdfIn PDF document text
- https://s3.amazonaws.com/desekusoxi/74946754800.pdfIn PDF document text
- https://s3.amazonaws.com/bizamesuwepe/example_gantt_chart_excel_template.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_off00010f1d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F1D | 5508 bytes |
SHA-256: 2b22cfb485593b6bab0750ed482201d71d976a8032693c5fe5f631cf64408801 |
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font_01_sfnt_off000121d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121D5 | 10824 bytes |
SHA-256: b83f0460316b9eeea8c1931a2afb131385d16e4b2672fd91491f83f71b55b783 |
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