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 0.9991
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://resalured.ru/wix?keyword=release+letter+sample+from+a+company PDF link annotation
- https://static.s123-cdn-static.com/uploads/4490375/normal_5fee291b663e2.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4500189/normal_601783618ca77.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4376875/normal_5fed217e6b436.pdfIn PDF document text
- http://dipewafotowagu.22web.org/beowulf_a_verse_translation_seamus_heaney.pdfIn PDF document text
- http://greenbike.shop/super_retro_16_apk_paidq3quu.pdfIn PDF document text
- http://revershjtb.site/arturia_minibrute_analogue_synthesizerr5acq.pdfIn PDF document text
- http://jisotevujemi.22web.org/xuteratawazexotuguluner.pdfIn PDF document text
- https://pafegesufo.weebly.com/uploads/1/3/4/7/134719460/c576d878f2.pdfIn PDF document text
- https://nusutaligufobam.weebly.com/uploads/1/3/5/3/135393176/2879367.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4492546/normal_5ff9c65ceacb4.pdfIn PDF document text
- http://bachanalytics.com/identifying_sentence_errors_exercises_with_answerscftgp.pdfIn PDF document text
- http://handler-autoscout24.com/rccg_digging_deep_1-1003cor4.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- http://xaboduvipil.epizy.com/echo_srm_2100_trimmer_head_diagram.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/96fe79b5-6231-4b5b-b411-b4d27a4aa336/48014197722.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a224ba15-fe08-4004-b1b0-325410ae0609/zixapixiwiliburetusab.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ce1830da-86e7-4f6d-9083-887459db280d/39268814666.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/48bdd881-aca6-441a-9ac6-92da72bcec42/32956968159.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bb985f52-fff9-42a0-ad13-9d8c8e75d14c/stacked_washing_machine_wont_drain.pdfIn PDF document text
- http://zixaxonenugoko.epizy.com/81029315955.pdfIn PDF document text
- http://gesuzutegusovid.epizy.com/kayle_rework_guide.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/31ccd2fc-aed4-4b2d-a7c3-b36e8500ed9c/how_do_you_read_a_rheem_furnace_serial_number.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e25ca9fe-f1ee-45e6-9ed5-2547cb57c4b5/zojirushi_bb-cec20_parts.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7955a4b8-18a2-41a7-a490-c8cc1ae13526/how_to_do_an_if_then_statement_in_excel_with_multiple_conditions.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ec57.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC57 | 5012 bytes |
SHA-256: 20d6d5072dc0f2144fa0dd1d24ad2e320ee7bf8910c5215077cf22721228e278 |
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font_01_sfnt_off0000fd4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD4F | 10720 bytes |
SHA-256: b8bf61f5d35e12a494492a7f857c264c93c8c181b7ce8bec5fc04f1a2891180f |
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font_02_sfnt_off000121f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121F7 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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