MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The presence of a large link farm, including the URL https://xajibur.ru/strik?utm_term=did+britain+invent+the+modern+world, suggests it is designed to redirect users to potentially harmful sites. The document's structure and numerous external links point towards a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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://xajibur.ru/strik?utm_term=did+britain+invent+the+modern+world PDF link annotation
- https://cdn.sqhk.co/jogepirar/aggy45W/tixobujogerojizoveb.pdfIn PDF document text
- https://cdn.sqhk.co/wiluxuko/Lhbicgi/starlight_cinemas_anaheim_prices.pdfIn PDF document text
- http://heliusdesign.ru/momarifi2b4bk.pdfIn PDF document text
- https://cdn.sqhk.co/mevazasid/ijhj8ge/xukogoru.pdfIn PDF document text
- https://cdn.sqhk.co/geruvijiwiw/hhAjiOW/idle_digging_tycoon_hack.pdfIn PDF document text
- http://my-favshopd.online/blme_ilemi_4_snf_test997mu.pdfIn PDF document text
- http://appless.space/tapebafazarowenalifoxofuxdbew1.pdfIn PDF document text
- http://mini-cam-v2.club/nys_drivers_license_rulesebyoh.pdfIn PDF document text
- https://cdn.sqhk.co/tudobele/hhjhiB1/vector_full_game_download_for_free.pdfIn PDF document text
- https://cdn.sqhk.co/zitajazasu/ggjduhi/parkour_games_online_unblocked.pdfIn PDF document text
- http://kengoru.space/hine_ma_tov_sheet_musichwb6w.pdfIn PDF document text
- https://cdn.sqhk.co/xetajikok/bigwhbf/19212538308.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://02664c88-84e5-42fa-aae3-682d3a0d4328.filesusr.com/ugd/39d081_59ee247ff165469f95d9a6a5821f8d99.pdf?index=trueIn PDF document text
- https://c140f178-ee45-427e-91fe-a3c5f821f67e.filesusr.com/ugd/ebc5f9_a3f14d4fe247469daaa8b58bd5cd6c15.pdf?index=trueIn PDF document text
- https://1eb42bdc-3da6-4b32-b75f-4382f1721f8e.filesusr.com/ugd/35474d_1e192f9c31744f71869d7ac23d744b73.pdf?index=trueIn PDF document text
- https://4c72699b-aa2e-4dc8-8bd5-1a54e8f938a6.filesusr.com/ugd/f3cb45_bb8542fdb45748e1a0fc3aabe1cf99cf.pdf?index=trueIn PDF document text
- https://38f9ccf9-db33-4582-994d-0ea518e52d38.filesusr.com/ugd/368de4_31d546f6d00648a58344f6a97c33a622.pdf?index=trueIn PDF document text
- https://3745348a-78a0-42d7-8ff4-af2b45bf5faf.filesusr.com/ugd/02631b_b9913942557847edaf4e635aaec3300a.pdf?index=trueIn PDF document text
- https://7a3463bf-3117-47cc-940f-ad9d50d05675.filesusr.com/ugd/9f2514_7d5eb42ae9b54f91ac6fcd754f1251f5.pdf?index=trueIn PDF document text
- https://8d59741e-369e-44be-b01e-8fbcb09d2d01.filesusr.com/ugd/7cefa9_4efbe0b98793471e8eebf1ed75a97f8d.pdf?index=trueIn PDF document text
- https://790985df-dfec-4a08-b509-00f37668cf87.filesusr.com/ugd/a421e3_94d14c8d2e394286818fbb7bbc80e1b9.pdf?index=trueIn PDF document text
- https://44bb6ee8-a0fe-4f72-890f-0f0a2fec05cf.filesusr.com/ugd/b65acf_3787d5e8a15944d981ab212e7b46c488.pdf?index=trueIn PDF document text
- https://02796127-04ec-4c85-b270-c6f7310ebb18.filesusr.com/ugd/ce0e6d_c4bb987f640c4098bcfbd69c52a6009b.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_off0000f3ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3CE | 5176 bytes |
SHA-256: 21ee36ad2517087674134cc4315dc722bbad645daaacb5b9f3fcbe07e9b0970f |
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font_01_sfnt_off00010553.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10553 | 10448 bytes |
SHA-256: 943a8d80e1242ca349a689fd23076c1236f8e3d38255b5865db840413fcf33c9 |
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