MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a large number of external links, many pointing to disposable domains, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware distribution. The embedded URLs and the heuristic findings of a link farm point towards an attempt to direct users to malicious content.
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://xezojetit.ru/strik?utm_term=dotted+eighth+notes+and+rests+worksheet PDF link annotation
- https://static.s123-cdn-static.com/uploads/4393486/normal_6007fa799554d.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4375361/normal_6008cd1ab25ec.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4415951/normal_603ab294c7ed2.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4480408/normal_6047c95190234.pdfIn PDF document text
- https://pejuloxekipural.weebly.com/uploads/1/3/4/4/134403187/32385912867.pdfIn PDF document text
- https://ratamugokamilel.weebly.com/uploads/1/3/5/9/135959592/piganevejawi_gunokivonosopus_jesifoniwi_dulif.pdfIn PDF document text
- https://walotowujiko.weebly.com/uploads/1/3/4/5/134582573/xivukegepixu.pdfIn PDF document text
- https://kutinimi.weebly.com/uploads/1/3/4/6/134608846/5763079.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4476569/normal_604967343c6cf.pdfIn PDF document text
- https://domemasajexal.weebly.com/uploads/1/3/5/3/135304114/xifunapezanavu_bubusebapojidi_rakemavipakar_xanikulan.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4401994/normal_5fe6f33f1ff38.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4390366/normal_60014d047352f.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4392667/normal_5fe2d21d9bc4c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413590/normal_602af527b069d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450428/normal_604ac6f7a5b29.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4457279/normal_5fcf7634e0686.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/d7ecd13f-ac85-4c11-afea-22e96bb198b1/82882756737.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/77f54519-5f88-4169-9d95-7ef5fb5d4148/ch3och3_is_non-polar_but_soluble_in_water.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6a14339f-fd15-4843-a61e-d8064a8bf153/whats_good_for_calluses_on_feet.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fc9bbae9-6c74-454a-8646-831ee7581a33/roblox_apk_mod_unlimited_robux_2020_ultima_version.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_off0000f0d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0D7 | 5212 bytes |
SHA-256: 655f672b547f8ba1f662f268b7384cf48e4efc584579d1e03d62d233af7150ac |
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font_01_sfnt_off000102a6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102A6 | 11128 bytes |
SHA-256: e82cea8f76d433ec267fa5fe6c2bab3526b836e65c1cbc82d78cf03560cf5f69 |
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