MALICIOUS
244
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
This PDF file contains a large number of embedded links pointing to external PDF files hosted on various disposable domains. The heuristic firings indicate it is a malicious redirector and a link farm, likely intended for SEO manipulation or to distribute further malicious content. While no scripts were directly extracted, the nature of the links suggests a potential for client-side exploitation or redirection to phishing sites.
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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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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://dafemum.ru/award?keyword=best+pdf+viewer+linux+reddit In PDF document text
- http://vehicleusains.com/runewosisazg6bhl.pdfIn PDF document text
- http://ig-socialmedia.xyz/4378465851hpf3t.pdfIn PDF document text
- https://xomugewobi.weebly.com/uploads/1/3/0/8/130814749/4423202.pdfIn PDF document text
- http://bioforce-co.site/why_is_my_edenpure_blowing_cold_airrhe76.pdfIn PDF document text
- https://xuvurabog.weebly.com/uploads/1/3/2/6/132696285/7193447.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413980/normal_6037b2980ca91.pdfIn PDF document text
- https://poxagubojawi.weebly.com/uploads/1/3/1/4/131482812/midukedirutafajew.pdfIn PDF document text
- https://tuzopukerokep.weebly.com/uploads/1/3/5/3/135347688/1fd5f6180b3915.pdfIn PDF document text
- https://zopamege.weebly.com/uploads/1/3/5/9/135966764/bapajipikugopuzuzu.pdfIn PDF document text
- https://vadukoku.weebly.com/uploads/1/3/4/7/134707593/dd8dd3a2b1c6.pdfIn PDF document text
- https://jewanulak.weebly.com/uploads/1/3/4/3/134305347/sesuz-tebosokiwamid-tuxozoputiji-webenujuk.pdfIn PDF document text
- http://about-central.com/75313527200lulb7.pdfIn PDF document text
- http://hookup682.site/miwurdmtd4.pdfIn PDF document text
- https://povaginomoti.weebly.com/uploads/1/3/2/7/132740536/zulizimumawo_sasesefukoziz_rerozotona_libite.pdfIn PDF document text
- https://kitejunozog.weebly.com/uploads/1/3/4/3/134319277/e5694795c0f2939.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4446264/normal_604d3402cfee5.pdfIn PDF document text
- https://suzokapiwewop.weebly.com/uploads/1/3/4/3/134351383/f151d4b22de6.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/5734d56e-166e-4115-824c-421106ac480f/46425379696.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9da389c8-c2ff-4c7a-bdb5-9801654fa100/cleaning_services_operations_manager_job_description.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_off0000dcd5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCD5 | 5092 bytes |
SHA-256: 2afd6b6bfe95350859e17bddabe491a921607d861555364a09b55243c3230a41 |
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font_01_sfnt_off0000ee56.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE56 | 10620 bytes |
SHA-256: a2f890580303e4489cbabe36cc1ed5f39eb2619e7821d9a51acf33c7afdd8363 |
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