MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
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 0.9956
Heuristics 5
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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 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://queure.ru/pbw?utm_term=reduce+chrome+memory+usage+android PDF link annotation
- https://static.s123-cdn-static.com/uploads/4384048/normal_6003d23d759ae.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368266/normal_6019e10851023.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4490251/normal_60313e946c195.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4465012/normal_5fe46b5ab0f99.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4459785/normal_60040c6d080dc.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4420752/normal_5fd1596af19a1.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4484631/normal_60225b0b1ebe8.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4387061/normal_602f232fb4153.pdfIn PDF document text
- https://static.s123-cdn-static-d.com/uploads/4421213/normal_60b5279ab5aaf.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4375194/normal_5fd1cbcf12200.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4489054/normal_5fe9f082092ae.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4471081/normal_602b9ef6a1ac0.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4426830/normal_5ff30f1b93505.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/63e2dc3c-2fee-4f3f-a491-9cf3563d4289/bulewe.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5e834d4a-26d5-45c1-acda-7e0242111218/99088716091.pdfIn PDF document text
- http://fudejob.pbworks.com/w/file/fetch/144497880/rent_lease_agreement_forms_free.pdfIn PDF document text
- http://pevozowo.pbworks.com/f/30674764306.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cb932085-00d1-4589-a378-f1db0bef53c8/moca_scoring_instructions.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/add5077c-3234-469d-82c3-35e301246096/nakeruwel.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/dc5aa1e0-32b7-4425-8b1c-42c84abae76c/what_is_supposed_to_appear_in_the_sky_tonight.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/acf9ab8b-2cd1-4392-a959-0be214b9524a/23498803589.pdfIn PDF document text
- http://lavijusana.pbworks.com/w/file/fetch/144937476/www_gta_4_on_mobile_com.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2cf3a821-5d2e-4cb1-872b-1fb3d7bc896b/clasificacin_de_las_cuentas_bancarias.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/971e6f33-edd5-437c-b8e2-5701d58e33a7/zuxemodaviguwi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8cd1cee7-0a50-4290-ab7d-2b6d3142100b/private_pilot_knowledge_test_book.pdfIn PDF document text
- http://dawijunegolo.pbworks.com/f/9265279673.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c0f744de-7ef1-413e-b492-3999e5cffc59/dewalt_cordless_drill_not_working.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_off0000ec61.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC61 | 5428 bytes |
SHA-256: 031d4f9631bf150fb5d5cd1cd31b98d61990dd6857564332c3fe52a0cdf351ae |
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font_01_sfnt_off0000feb7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEB7 | 10840 bytes |
SHA-256: a1101e0cadb4be59f291b2603949ba3ae2935d751b623aa02bde5415406a9733 |
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