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 0.9997
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://pelibifir.ru/wix?keyword=classical+music+instruments+name PDF link annotation
- https://cdn.sqhk.co/lovuzegonu/tjaaPjh/fozolilowetaruwo.pdfIn PDF document text
- https://cdn.sqhk.co/lefuwaregew/jCy2zge/93373656665.pdfIn PDF document text
- https://cdn.sqhk.co/vobipibomuk/ibjhpnV/wuwukalodem.pdfIn PDF document text
- https://mudobimug.weebly.com/uploads/1/3/4/8/134853100/5337265.pdfIn PDF document text
- https://cdn.sqhk.co/kekagate/jih7bia/saxadogasewubamopuwefori.pdfIn PDF document text
- https://rorobobadewa.weebly.com/uploads/1/3/1/1/131164171/7924187.pdfIn PDF document text
- https://cdn.sqhk.co/fapetemiji/gqgd8LA/resorixelulenaravedepopi.pdfIn PDF document text
- https://rofexigu.weebly.com/uploads/1/3/0/7/130738805/wogaf.pdfIn PDF document text
- https://nadepopuzoli.weebly.com/uploads/1/3/4/6/134611029/6499304.pdfIn PDF document text
- https://nogonosexenepe.weebly.com/uploads/1/3/4/6/134674491/3d9b024a8371.pdfIn PDF document text
- https://cdn.sqhk.co/lexaxemiji/ujdvif8/6749495731.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/jesidofefe/odia_dj_song_free_2018.pdfIn PDF document text
- http://fowewimoseno.epizy.com/ccnav6_packet_tracer.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/22428303-1ba6-4320-9a0f-2c7459d18421/how_to_solve_instantaneous_velocity_calculus.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cec7aa03-3f1f-4541-806a-cf91b25c51cd/kushiels_dart_chapter_summary.pdfIn PDF document text
- https://s3.amazonaws.com/vosimalume/sumotajupafetulute.pdfIn PDF document text
- https://s3.amazonaws.com/nolarifaforuxop/blog_template_wordpress_plugin.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8640885e-ed19-4ba9-be14-99d057c285d7/47370015379.pdfIn PDF document text
- http://kagibog.epizy.com/how_to_clean_simplehuman_soap_dispenser.pdfIn PDF document text
- https://s3.amazonaws.com/dobikasukavu/55033018536.pdfIn PDF document text
- https://s3.amazonaws.com/kikunojulejuj/blaupunkt_tv_manual.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_off0000f3ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3EA | 4848 bytes |
SHA-256: b010efc4ef17535073cb253d38baad0061cf00ce14dc31a840f4b571df187925 |
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font_01_sfnt_off00010447.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10447 | 10196 bytes |
SHA-256: 1463dd279e6eaf716803f8741c117b9db486fd620676a0ce2d432155ec1c73be |
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