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 0.9995
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://jumiwimov.ru/wix?keyword=hplc+solvent+polarity+chart PDF link annotation
- https://static.s123-cdn-static.com/uploads/4469143/normal_5ff9b71e9f323.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4467277/normal_5ffb3e1ef06fa.pdfIn PDF document text
- https://cdn.sqhk.co/nizivatitogu/aRiciew/81447712258.pdfIn PDF document text
- https://cdn.sqhk.co/galemojubemo/dShblih/best_online_course_to_learn_to_sing.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4379844/normal_60454b38ddb31.pdfIn PDF document text
- https://cdn.sqhk.co/pugalaleluti/XSahghc/barber_shop_near_me_walk_ins.pdfIn PDF document text
- https://cdn.sqhk.co/remimidotomi/bCLOhfq/go_karts_near_me_orlando.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4445334/normal_5fd76276b35d3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4489615/normal_5fd1d2506c4b1.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/5b917197-f222-400b-ab48-df60702bb51d/gejewaxezonutawe.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/aac2a5d1-552d-4836-88ee-862f70c15a8a/7168889855.pdfIn PDF document text
- https://80f75f89-a1e3-4611-a0ef-7a704eb82da9.filesusr.com/ugd/0286dd_ebfcdf9a22674e2b8c5faaefced89d67.pdf?index=trueIn PDF document text
- https://c1f973cf-d719-4acb-8f9e-cd83ae4fb94d.filesusr.com/ugd/057766_70e8e237975542d689d9fc95519aa5eb.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/a97ba9b7-39bf-4db1-8dff-a42259a80449/95837671133.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/28672efd-4d1e-4355-a8a2-87687a9b02ec/fubobajewomuwutemapube.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/00fe311d-1aae-41fa-bd57-16a05a24e006/how_to_install_boost_controller_on_external_wastegate.pdfIn PDF document text
- https://3e1ae61b-6b68-46dc-8a90-d1c7a5b9f91c.filesusr.com/ugd/b8bbd7_f01dbed6a001494e9ff8d7e4c871b11a.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/b9366790-e564-4018-881e-87dac3ee2135/ranger_bass_boat_metal_flake.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a223faf1-ab11-4d11-84f7-1c50034e93b3/2788846741.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1c9e05c1-8e77-44fa-a596-68f7b289c070/what_is_the_lowest_populated_city_in_the_united_states.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1a6adc0b-da0d-4de1-8a06-246cb28f9c4c/51677132254.pdfIn PDF document text
- https://0296ecfc-28ae-4fa5-925c-67a25994cace.filesusr.com/ugd/c88839_a0269517538c4f078cade0a9e977d172.pdf?index=trueIn 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_off0000f397.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF397 | 5144 bytes |
SHA-256: 5245a7975f308ef2553801aeb2b9a86500c5caab8b11fd52d58ae4f9f4a1aa40 |
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font_01_sfnt_off00010521.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10521 | 10372 bytes |
SHA-256: 8a08e212207cd47493f0cacd72ce4779a8e23a0244b38d3888e37e25878a8990 |
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