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 0.9995
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://leonvi.ru/wix?keyword=volcanoes+worksheet+high+school PDF link annotation
- http://fifamarketbot.com/effects_of_climate_change_on_human_health_in_indiaqsy9y.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4466175/normal_5ff8d96c22306.pdfIn PDF document text
- http://haustova.com/nivupamijigaxubedidobusu3sixl.pdfIn PDF document text
- http://espaceabonne.com/buddha_bowl_recipesnvzt0.pdfIn PDF document text
- http://gsmall.space/debekeririfovuxovirunii.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4466175/normal_6027b50856719.pdfIn PDF document text
- http://selozufuwadapuw.66ghz.com/simplex_4100_operating_instructions.pdfIn PDF document text
- http://cashtanks.fun/nejonukegodesugasewixedaxyu7wp.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4391008/normal_5fea0d41e2a56.pdfIn PDF document text
- http://wutugavefezaza.22web.org/battlenet_slow_black_ops_4.pdfIn PDF document text
- http://pusokum.66ghz.com/hernan_cortes_biografia.pdfIn PDF document text
- http://autobaff.xyz/through_abandoned_the_refuge0nssh.pdfIn PDF document text
- http://lavka-karamel.ru/pdp_xbox_one_controller_not_working923x7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4459780/normal_5fdb88c08c28c.pdfIn PDF document text
- http://dajugolita.22web.org/zobexajin.pdfIn PDF document text
- http://erethiztzj.space/ariens_24_compact_snow_blower_oilanqod.pdfIn PDF document text
- http://zarabatyivat.ru/69871593395ava10.pdfIn PDF document text
- http://starkrobotics.org/51454864529s9ut7.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://nuruden.rf.gd/higher_lower_answers_2018.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3c5f09b5-19e7-453a-ae1b-141cad5ba0e2/posefo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/63dea67a-7969-41e7-86bf-11422c40bd8b/long_john_silver_coupons_january_2020.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4758240c-0aca-4655-bd8b-5b1e913a7272/mukodiradeta.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bcb0391f-b815-4e51-addf-615ac895050e/lopi_leyden_wood_stove_replacement_parts.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/302b887a-e380-4d85-9121-44d7c2dfbbce/how_to_check_phone_number_of_no_caller_id.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_off0000f7b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7B5 | 5180 bytes |
SHA-256: 16991b9e56fa69c14ce67ca45a612ea505ac5780f0ab33d13dc3c4a7566654da |
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font_01_sfnt_off00010965.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10965 | 10664 bytes |
SHA-256: 3b8dc3eff6f2bf95083e972927c07acb353e70552a0f4d45d7935ed0327440f0 |
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