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://dafemum.ru/strik?utm_term=lean+analytics+by+alistair+croll+and+benjamin+yoskovitz+pdf PDF link annotation
- https://cdn.sqhk.co/mafowixodi/kvgfwaD/esl_play_rocket_league.pdfIn PDF document text
- https://genezekanoz.weebly.com/uploads/1/3/1/4/131413678/2942647.pdfIn PDF document text
- https://wokusozevopiwaj.weebly.com/uploads/1/3/4/3/134381386/1593611.pdfIn PDF document text
- http://kimokabif.medianewsonline.com/protocolo_gina_asma.pdfIn PDF document text
- https://turabebusaweni.weebly.com/uploads/1/3/1/4/131438207/wezetipukavemu.pdfIn PDF document text
- http://biwumani.mywebcommunity.org/varices_esofagicas_pediatria.pdfIn PDF document text
- https://cdn.sqhk.co/pigajifaw/tjcicrY/5002806095.pdfIn PDF document text
- http://potuxoposutu.medianewsonline.com/nipobodasosan.pdfIn PDF document text
- http://linavaluviriv.getenjoyment.net/guzonusav.pdfIn PDF document text
- https://cdn.sqhk.co/febutatesu/UHjcjjK/online_photo_editor_like_photoshop_background_change.pdfIn PDF document text
- https://dafufiwe.weebly.com/uploads/1/3/4/3/134368649/1785985.pdfIn PDF document text
- https://cdn.sqhk.co/baxorurifina/fhgjiia/10_band_equalizer_apk_download.pdfIn PDF document text
- https://cdn.sqhk.co/livukigelo/TyPghcf/microsoft_azure_fundamentals_certification_practice_test.pdfIn PDF document text
- http://xavubizuj.22web.org/free_psd_business_flyer_templates_free.pdfIn PDF document text
- https://cdn.sqhk.co/vefusujix/bXgjhg3/mepovuruwevamejodebonimu.pdfIn PDF document text
- https://fasuwilobavofe.weebly.com/uploads/1/3/4/4/134489762/1024155.pdfIn PDF document text
- https://cdn.sqhk.co/losokifape/chfidjh/35163372699.pdfIn PDF document text
- https://cdn.sqhk.co/mokabawimav/QieBbgi/linodatasizifowoju.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://63d876aa-455f-4c41-9c38-50747f3e0b95.filesusr.com/ugd/a220d5_41c443d2aa36461181aa6caa1f2ac689.pdf?index=trueIn PDF document text
- https://7b9449e5-51e9-4a7e-81f5-8587c42320f9.filesusr.com/ugd/571bad_d73239dc29c34a5dadb6e502610fa147.pdf?index=trueIn PDF document text
- https://93641f3c-03d3-4c8c-b6db-0fd9bfabe798.filesusr.com/ugd/384ca7_a7207ae0858449d984ff89fce9784d27.pdf?index=trueIn PDF document text
- http://napubuxuwel.epizy.com/togufimirefed.pdfIn PDF document text
- http://kavomiloki.epizy.com/pci_syllabus_b._pharm_2020_20.pdfIn PDF document text
- http://fewanepuwigox.epizy.com/rizobaxovo.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_off0000fb74.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB74 | 5732 bytes |
SHA-256: a75a4a7a18ea81652a2e06e27d73f8f1c941ad73edd697b7873e341cdb7ca90b |
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font_01_sfnt_off00010ef5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EF5 | 11384 bytes |
SHA-256: 976e0c97f903eb447680f378bd48adaf4357c8cd7fdb5ed4503f73dfdccce1e7 |
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